{"id":22722,"date":"2026-09-15T15:55:05","date_gmt":"2026-09-15T06:55:05","guid":{"rendered":"https:\/\/blastmail.jp\/blog\/?p=22722"},"modified":"2026-09-15T15:55:05","modified_gmt":"2026-09-15T06:55:05","slug":"exchange-online-basic-authentication","status":"publish","type":"post","link":"https:\/\/blastmail.jp\/blog\/mail-delivery\/exchange-online-basic-authentication","title":{"rendered":"Exchange Online\u306e\u57fa\u672c\u8a8d\u8a3c\uff08SMTP AUTH\uff09\u5ec3\u6b62\u3068\u306f\uff1f\u30e1\u30fc\u30eb\u9001\u4fe1\u304c\u3067\u304d\u306a\u304f\u306a\u308b\u5f71\u97ff\u30682026\u5e7412\u6708\u307e\u3067\u306e\u5bfe\u7b56"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2026\/09\/exchange-online-basic-authentication.png\" alt=\"\" width=\"1734\" height=\"907\" class=\"alignnone size-full wp-image-22724\" \/><\/p>\n<p>\u300c\u8907\u5408\u6a5f\u306e\u30b9\u30ad\u30e3\u30f3\u9001\u4fe1\u304c\u3001\u3042\u308b\u65e5\u7a81\u7136\u30a8\u30e9\u30fc\u306b\u306a\u308b\u300d\u300c\u57fa\u5e79\u30b7\u30b9\u30c6\u30e0\u304b\u3089\u306e\u81ea\u52d5\u901a\u77e5\u30e1\u30fc\u30eb\u304c\u5c4a\u304b\u306a\u304f\u306a\u308b\u300d\u3002Exchange Online\u306e\u57fa\u672c\u8a8d\u8a3c\uff08SMTP AUTH\uff09\u5ec3\u6b62\u306f\u3001\u305d\u3046\u3057\u305f\u4e8b\u6545\u3092\u73fe\u5b9f\u306b\u5f15\u304d\u8d77\u3053\u3059\u30a4\u30f3\u30d1\u30af\u30c8\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>2026\u5e741\u670827\u65e5\u3001Microsoft\u306fSMTP AUTH\u306e\u57fa\u672c\u8a8d\u8a3c\u5ec3\u6b62\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3092\u6539\u5b9a\u3057\u307e\u3057\u305f\u3002\u5f53\u521d\u30a2\u30ca\u30a6\u30f3\u30b9\u3055\u308c\u3066\u3044\u305f\u300c2026\u5e743\u6708\u301c4\u6708\u306b\u5b8c\u5168\u5ec3\u6b62\u300d\u306f\u53d6\u308a\u4e0b\u3052\u3089\u308c\u3001<strong>2026\u5e7412\u6708\u672b\u306b\u65e2\u5b58\u30c6\u30ca\u30f3\u30c8\u3067\u65e2\u5b9a\uff08\u30c7\u30d5\u30a9\u30eb\u30c8\uff09\u304c\u7121\u52b9\u5316\u3055\u308c\u308b<\/strong>\u3068\u3044\u3046\u6bb5\u968e\u7684\u306a\u5f62\u306b\u5909\u308f\u3063\u3066\u3044\u307e\u3059\u3002\u671f\u9650\u304c\u5ef6\u3073\u305f\u3053\u3068\u3067\u5bfe\u5fdc\u3092\u5f8c\u56de\u3057\u306b\u3057\u3066\u3044\u308b\u4f01\u696d\u3082\u591a\u3044\u306f\u305a\u3067\u3059\u304c\u3001\u305d\u306e12\u6708\u672b\u306f\u3082\u3046\u76ee\u524d\u3067\u3059\u3002<\/p>\n<p>\u3084\u3063\u304b\u3044\u306a\u306e\u306f\u3001\u5f71\u97ff\u304c\u300c\u30e1\u30fc\u30eb\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u300d\u3067\u306f\u306a\u304f\u300c\u6a5f\u68b0\u304c\u9001\u308b\u30e1\u30fc\u30eb\u300d\u306b\u96c6\u4e2d\u3057\u3066\u3044\u308b\u70b9\u3067\u3059\u3002\u8907\u5408\u6a5f\u306eScan to Email\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8FAX\u3001\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u306e\u81ea\u52d5\u901a\u77e5\u3001\u76e3\u8996\u30b5\u30fc\u30d0\u30fc\u306e\u30a2\u30e9\u30fc\u30c8\u30e1\u30fc\u30eb\u3002\u3069\u308c\u3082\u666e\u6bb5\u306f\u8ab0\u3082\u898b\u3066\u3044\u306a\u3044\u88cf\u65b9\u306e\u4ed5\u7d44\u307f\u3067\u3042\u308a\u3001\u6b62\u307e\u3063\u3066\u306f\u3058\u3081\u3066\u6c17\u3065\u304d\u307e\u3059\u3002\u8a2d\u5b9a\u304b\u3089\u5e74\u6570\u304c\u7d4c\u3061\u3001\u5f53\u6642\u306e\u7d4c\u7def\u3092\u628a\u63e1\u3057\u3066\u3044\u308b\u62c5\u5f53\u8005\u304c\u4e0d\u5728\u3068\u3044\u3046\u30b1\u30fc\u30b9\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u672c\u8a18\u4e8b\u3067\u306f\u3001\u6700\u65b0\u306e\u5ec3\u6b62\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u306e\u6b63\u78ba\u306a\u8aad\u307f\u65b9\u304b\u3089\u3001\u5f71\u97ff\u3092\u53d7\u3051\u308b\u6a5f\u5668\u30fb\u30b7\u30b9\u30c6\u30e0\u306e\u6d17\u3044\u51fa\u3057\u624b\u9806\u3001\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306e\u898b\u5206\u3051\u65b9\u3001\u305d\u3057\u3066\u5bfe\u5fdc\u7b564\u30d1\u30bf\u30fc\u30f3\u306e\u6bd4\u8f03\u307e\u3067\u3092\u6574\u7406\u3057\u307e\u3059\u3002<strong>OAuth 2.0\u3078\u306e\u6539\u4fee\u304c\u96e3\u3057\u3044\u6a5f\u5668\u3067\u3082\u3001SMTP\u30ea\u30ec\u30fc\u30b5\u30fc\u30d3\u30b9\u3092\u4f7f\u3048\u3070\u8a2d\u5b9a\u5909\u66f4\u3060\u3051\u3067\u9001\u4fe1\u3092\u7d99\u7d9a\u3067\u304d\u308b<\/strong>\u3068\u3044\u3046\u73fe\u5b9f\u7684\u306a\u9078\u629e\u80a2\u3082\u542b\u3081\u3066\u3001\u5b9f\u52d9\u3067\u4f7f\u3048\u308b\u5f62\u3067\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n<p>\u203b\u672c\u8a18\u4e8b\u306f2026\u5e749\u6708\u6642\u70b9\u306e\u60c5\u5831\u3067\u3059\u3002\u5ec3\u6b62\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u306f\u5909\u66f4\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u5fc5\u305aMicrosoft\u516c\u5f0f\u306e\u6700\u65b0\u60c5\u5831\u3092\u3042\u308f\u305b\u3066\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002<img decoding=\"async\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2025\/03\/26439_728_90.png\" alt=\"blastengine\u306e\u30ad\u30e3\u30c3\u30c1\u753b\u50cf\" width=\"728\" height=\"90\" class=\"alignnone size-full wp-image-18153\" \/><\/p>\n<h2>Exchange Online\u306e\u57fa\u672c\u8a8d\u8a3c\uff08SMTP AUTH\uff09\u5ec3\u6b62\u3068\u306f\uff1f2026\u5e7412\u6708\u672b\u306b\u4f55\u304c\u8d77\u304d\u308b\u306e\u304b<\/h2>\n<p>Exchange Online\u306e\u57fa\u672c\u8a8d\u8a3c\u5ec3\u6b62\u3068\u306f\u3001<strong>\u30e6\u30fc\u30b6\u30fc\u540d\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u3060\u3051\u3067\u30e1\u30fc\u30eb\u9001\u4fe1\u3092\u8a31\u53ef\u3059\u308b\u8a8d\u8a3c\u65b9\u5f0f\u3092\u3001Microsoft\u304c\u6bb5\u968e\u7684\u306b\u4f7f\u3048\u306a\u304f\u3059\u308b\u4e00\u9023\u306e\u63aa\u7f6e<\/strong>\u3092\u6307\u3057\u307e\u3059\u30022022\u5e74\u304b\u3089\u9806\u6b21\u9032\u3081\u3089\u308c\u3066\u304d\u305f\u53d6\u308a\u7d44\u307f\u3067\u3042\u308a\u3001\u6700\u5f8c\u307e\u3067\u6b8b\u3063\u3066\u3044\u305fSMTP AUTH\uff08\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u9001\u4fe1\uff09\u304c\u3001\u3044\u3088\u3044\u3088\u6700\u7d42\u6bb5\u968e\u306b\u5165\u308a\u307e\u3057\u305f\u3002<\/p>\n<h3>\u57fa\u672c\u8a8d\u8a3c\uff08SMTP AUTH\uff09\u304c\u30ec\u30ac\u30b7\u30fc\u8a8d\u8a3c\u3068\u547c\u3070\u308c\u308b\u7406\u7531<\/h3>\n<p>\u57fa\u672c\u8a8d\u8a3c\u306f\u3001SMTP\u30b5\u30fc\u30d0\u30fc\u3078\u306e\u63a5\u7d9a\u6642\u306b\u30e6\u30fc\u30b6\u30fc\u540d\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u63d0\u793a\u3057\u3066\u9001\u4fe1\u6a29\u9650\u3092\u5f97\u308b\u3001\u304d\u308f\u3081\u3066\u30b7\u30f3\u30d7\u30eb\u306a\u4ed5\u7d44\u307f\u3067\u3059\u3002\u8a2d\u5b9a\u9805\u76ee\u304c\u5c11\u306a\u304f\u3001\u3069\u3093\u306a\u6a5f\u5668\u3067\u3082\u5b9f\u88c5\u3057\u3084\u3059\u3044\u305f\u3081\u3001\u8907\u5408\u6a5f\u304b\u3089\u30d0\u30c3\u30c1\u30d7\u30ed\u30b0\u30e9\u30e0\u307e\u3067\u5e45\u5e83\u304f\u4f7f\u308f\u308c\u3066\u304d\u307e\u3057\u305f\u3002<\/p>\n<p>\u4e00\u65b9\u3067\u3001\u3053\u306e\u65b9\u5f0f\u306b\u306f\u69cb\u9020\u7684\u306a\u5f31\u70b9\u304c\u3042\u308a\u307e\u3059\u3002\u8a8d\u8a3c\u60c5\u5831\u305d\u306e\u3082\u306e\u3092\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u3067\u3084\u308a\u53d6\u308a\u3059\u308b\u305f\u3081\u3001\u76d7\u307e\u308c\u308c\u3070\u305d\u306e\u307e\u307e\u4e0d\u6b63\u9001\u4fe1\u306b\u60aa\u7528\u3055\u308c\u308b\u3053\u3068\u3002\u305d\u3057\u3066<strong>\u591a\u8981\u7d20\u8a8d\u8a3c\uff08MFA\uff09\u3092\u631f\u3080\u4f59\u5730\u304c\u306a\u304f\u3001ID\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u304c\u4e00\u81f4\u3059\u308c\u3070\u305d\u308c\u4ee5\u4e0a\u306e\u691c\u8a3c\u304c\u884c\u308f\u308c\u306a\u3044<\/strong>\u3053\u3068\u3067\u3059\u3002<\/p>\n<div class=\"list04\">\n<ul>\n<li><strong>\u30d1\u30b9\u30ef\u30fc\u30c9\u30ea\u30b9\u30c8\u653b\u6483\u306b\u5f31\u3044<\/strong>\uff1a\u6f0f\u6d29\u6e08\u307f\u306eID\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u6a5f\u68b0\u7684\u306b\u8a66\u3059\u653b\u6483\u3092\u3001\u8a8d\u8a3c\u65b9\u5f0f\u5074\u3067\u6b62\u3081\u3089\u308c\u306a\u3044<\/li>\n<li><strong>MFA\u304c\u9069\u7528\u3067\u304d\u306a\u3044<\/strong>\uff1a\u6761\u4ef6\u4ed8\u304d\u30a2\u30af\u30bb\u30b9\u306a\u3069\u306e\u5236\u5fa1\u3092\u3059\u308a\u629c\u3051\u3066\u3057\u307e\u3046<\/li>\n<li><strong>\u5171\u6709\u30a2\u30ab\u30a6\u30f3\u30c8\u306b\u306a\u308a\u3084\u3059\u3044<\/strong>\uff1a\u8907\u5408\u6a5f\u3084\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u7528\u306e\u300c\u9001\u4fe1\u5c02\u7528\u30a2\u30ab\u30a6\u30f3\u30c8\u300d\u304c\u9577\u671f\u9593\u30d1\u30b9\u30ef\u30fc\u30c9\u7121\u5909\u66f4\u3067\u653e\u7f6e\u3055\u308c\u308b<\/li>\n<\/ul>\n<\/div>\n<p>\u3053\u3046\u3057\u305f\u80cc\u666f\u304b\u3089\u3001\u57fa\u672c\u8a8d\u8a3c\u306f\u300c\u30ec\u30ac\u30b7\u30fc\u8a8d\u8a3c\u300d\u3068\u547c\u3070\u308c\u3001Microsoft\u3092\u306f\u3058\u3081\u3068\u3059\u308b\u4e3b\u8981\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30de\u30fc\u304c\u5ec3\u6b62\u3092\u9032\u3081\u3066\u3044\u307e\u3059\u3002SMTP-AUTH\u306e\u4ed5\u7d44\u307f\u305d\u306e\u3082\u306e\u306b\u3064\u3044\u3066\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n  <div class=\"blogcard\">\n  <a href=\"\/blog\/mail-delivery\/smtp-auth\">\n   <div class=\"blogcard_thumbnail\"><img decoding=\"async\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2025\/01\/smtp-auth.jpg\" alt=\"SMTP-AUTH\uff08SMTP\u8a8d\u8a3c\uff09\u3068\u306f\uff1f\u30e1\u30fc\u30eb\u9001\u4fe1\u306e\u5b89\u5168\u6027\u3092\u9ad8\u3081\u308b\u4ed5\u7d44\u307f\u3068\u5c0e\u5165\u624b\u9806\u3001\u6ce8\u610f\u70b9\u3092\u5fb9\u5e95\u89e3\u8aac\" width=\"90\" height=\"47\" \/><\/div>\n   <div class=\"blogcard_content\">\n    <div class=\"blogcard_title\">SMTP-AUTH\uff08SMTP\u8a8d\u8a3c\uff09\u3068\u306f\uff1f\u30e1\u30fc\u30eb\u9001\u4fe1\u306e\u5b89\u5168\u6027\u3092\u9ad8\u3081\u308b\u4ed5\u7d44\u307f\u3068\u5c0e\u5165\u624b\u9806\u3001\u6ce8\u610f\u70b9\u3092\u5fb9\u5e95\u89e3\u8aac<\/div>\n    <div class=\"blogcard_excerpt\">\u30e1\u30fc\u30eb\u9001\u4fe1\u306b\u304a\u3051\u308b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u306f\u73fe\u4ee3\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u5229\u7528\u306b\u304a\u3044\u3066\u907f\u3051\u3066\u306f\u901a\u308c\u306a\u3044\u91cd\u8981\u306a\u8ab2\u984c\u3067\u3059\u3002\u7279\u306b\u30b9\u30d1\u30e0\u30e1\u30fc\u30eb\u3084\u306a\u308a\u3059\u307e\u3057\u3068\u3044\u3063\u305f\u4e0d\u6b63\u884c\u70ba\u2026<\/div>\n   <\/div>\n   <div class=\"clear\"><\/div>\n  <\/a>\n  <\/div>\n<h3>\u6700\u65b0\u306e\u5ec3\u6b62\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u30102026\u5e741\u670827\u65e5\u66f4\u65b0\u7248\u3011<\/h3>\n<p>\u73fe\u5728Microsoft\u304c\u516c\u8868\u3057\u3066\u3044\u308b\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002\u5f53\u521d\u306e\u300c2026\u5e743\u67081\u65e5\u958b\u59cb\u30fb4\u670830\u65e5\u5b8c\u4e86\u300d\u3068\u3044\u3046\u8a08\u753b\u306f\u4fdd\u7559\uff08on hold\uff09\u3068\u306a\u308a\u3001\u5185\u5bb9\u304c\u5927\u304d\u304f\u5909\u308f\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<div class=\"su-table su-table-alternate\">\n<table>\n<thead>\n<tr>\n<th style=\"text-align: left\">\u6642\u671f<\/th>\n<th style=\"text-align: left\">\u5bfe\u8c61<\/th>\n<th style=\"text-align: left\">\u8d77\u304d\u308b\u3053\u3068<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"text-align: left\">\u73fe\u5728 \u301c 2026\u5e7412\u6708<\/td>\n<td style=\"text-align: left\">\u5168\u3066\u306e\u65e2\u5b58\u30c6\u30ca\u30f3\u30c8<\/td>\n<td style=\"text-align: left\">\u6319\u52d5\u306b\u5909\u66f4\u306a\u3057\u3002\u57fa\u672c\u8a8d\u8a3c\u306b\u3088\u308bSMTP\u9001\u4fe1\u306f\u5f15\u304d\u7d9a\u304d\u5229\u7528\u53ef\u80fd<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left\">2026\u5e7412\u6708\u672b<\/td>\n<td style=\"text-align: left\">\u65e2\u5b58\u30c6\u30ca\u30f3\u30c8<\/td>\n<td style=\"text-align: left\">SMTP AUTH\u57fa\u672c\u8a8d\u8a3c\u304c<strong>\u65e2\u5b9a\u3067\u7121\u52b9\u5316<\/strong>\u3002\u7ba1\u7406\u8005\u304c\u660e\u793a\u7684\u306b\u6709\u52b9\u5316\u3059\u308c\u3070\u7d99\u7d9a\u5229\u7528\u53ef\u80fd<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left\">2026\u5e7412\u6708\u4ee5\u964d<\/td>\n<td style=\"text-align: left\">\u65b0\u898f\u4f5c\u6210\u30c6\u30ca\u30f3\u30c8<\/td>\n<td style=\"text-align: left\">SMTP AUTH\u57fa\u672c\u8a8d\u8a3c\u306f<strong>\u65e2\u5b9a\u3067\u5229\u7528\u4e0d\u53ef<\/strong>\u3002OAuth\u306e\u307f\u304c\u30b5\u30dd\u30fc\u30c8\u5bfe\u8c61<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left\">2027\u5e74\u5f8c\u534a<\/td>\n<td style=\"text-align: left\">\u5168\u3066\u306e\u30c6\u30ca\u30f3\u30c8<\/td>\n<td style=\"text-align: left\">\u57fa\u672c\u8a8d\u8a3c\u306e<strong>\u6700\u7d42\u7684\u306a\u524a\u9664\u65e5<\/strong>\u304c\u30a2\u30ca\u30a6\u30f3\u30b9\u3055\u308c\u308b\u4e88\u5b9a<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u306a\u304a\u3001SMTP AUTH\u4ee5\u5916\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\uff08Exchange ActiveSync\u3001POP3\u3001IMAP4\u3001EWS\u3001Remote PowerShell\u3001\u30aa\u30d5\u30e9\u30a4\u30f3\u30a2\u30c9\u30ec\u30b9\u5e33\uff09\u306e\u57fa\u672c\u8a8d\u8a3c\u306f\u3001\u3059\u3067\u306b\u7121\u52b9\u5316\u304c\u5b8c\u4e86\u3057\u3066\u3044\u307e\u3059\u3002<strong>\u4eca\u56de\u6b8b\u3063\u3066\u3044\u308b\u306e\u306f\u300c\u6a5f\u68b0\u304c\u30e1\u30fc\u30eb\u3092\u9001\u308b\u305f\u3081\u306e\u5165\u53e3\u300d\u3067\u3042\u308bSMTP AUTH\u3060\u3051<\/strong>\u3001\u3068\u3044\u3046\u4f4d\u7f6e\u3065\u3051\u3067\u3059\u3002<\/p>\n<p>\u53c2\u7167\u5143\uff08Microsoft\u516c\u5f0f\uff09\uff1a<a href=\"https:\/\/techcommunity.microsoft.com\/blog\/exchange\/updated-exchange-online-smtp-auth-basic-authentication-deprecation-timeline\/4489835\">Updated Exchange Online SMTP AUTH Basic Authentication Deprecation Timeline<\/a><\/p>\n<h3>\u300c\u65e2\u5b9a\u3067\u7121\u52b9\u5316\u300d\u3068\u300c\u5b8c\u5168\u5ec3\u6b62\u300d\u306f\u9055\u3046\uff5c\u7336\u4e88\u306e\u6b63\u3057\u3044\u8aad\u307f\u65b9<\/h3>\n<p>\u3053\u3053\u304c\u6700\u3082\u8aa4\u89e3\u3055\u308c\u3084\u3059\u3044\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u30022026\u5e7412\u6708\u672b\u306b\u8d77\u304d\u308b\u306e\u306f\u300c\u5b8c\u5168\u5ec3\u6b62\u300d\u3067\u306f\u306a\u304f\u300c<strong>\u65e2\u5b9a\u5024\u306e\u5909\u66f4<\/strong>\u300d\u3067\u3059\u3002\u7121\u52b9\u5316\u3055\u308c\u305f\u5f8c\u3067\u3082\u3001\u7ba1\u7406\u8005\u304c\u30c6\u30ca\u30f3\u30c8\u5358\u4f4d\u30fb\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u5358\u4f4d\u3067\u660e\u793a\u7684\u306b\u30aa\u30f3\u306b\u623b\u305b\u3070\u3001\u57fa\u672c\u8a8d\u8a3c\u3067\u306e\u9001\u4fe1\u3092\u7d99\u7d9a\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u305f\u3060\u3057\u3001\u3053\u306e\u7336\u4e88\u3092\u300c\u307e\u3060\u5927\u4e08\u592b\u300d\u3068\u8aad\u3080\u306e\u306f\u5371\u967a\u3067\u3059\u3002\u7406\u7531\u306f3\u3064\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u7b2c\u4e00\u306b\u3001<strong>\u57fa\u672c\u8a8d\u8a3c\u3092\u4f7f\u3044\u7d9a\u3051\u3066\u3044\u308b\u6a5f\u5668\u304c\u3042\u308b\u5834\u5408\u300112\u6708\u672b\u306b\u4f55\u3082\u3057\u306a\u3051\u308c\u3070\u3044\u3063\u305f\u3093\u9001\u4fe1\u304c\u6b62\u307e\u308b<\/strong>\u3068\u3044\u3046\u70b9\u3002\u7ba1\u7406\u8005\u304c\u4e8b\u524d\u306b\u6709\u52b9\u5316\u3057\u3066\u304a\u304b\u306a\u3044\u9650\u308a\u3001\u5e74\u672b\u5e74\u59cb\u306e\u6642\u671f\u306b\u8907\u5408\u6a5f\u30fb\u30d7\u30ea\u30f3\u30bf\u30fc\u3084\u30b7\u30b9\u30c6\u30e0\u30e1\u30fc\u30eb\u304c\u505c\u6b62\u3057\u307e\u3059\u3002\u7b2c\u4e8c\u306b\u3001\u6709\u52b9\u5316\u306f\u3042\u304f\u307e\u3067\u5ef6\u547d\u63aa\u7f6e\u3067\u3042\u308a\u30012027\u5e74\u5f8c\u534a\u306b\u306f\u6700\u7d42\u524a\u9664\u65e5\u304c\u767a\u8868\u3055\u308c\u307e\u3059\u3002\u7b2c\u4e09\u306b\u3001\u30ec\u30ac\u30b7\u30fc\u8a8d\u8a3c\u306e\u5229\u7528\u306f\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8a55\u4fa1\u4e0a\u306e\u6307\u6458\u5bfe\u8c61\u3068\u306a\u308a\u3046\u308b\u70b9\u306b\u3082\u7559\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<p>\u7d50\u8ad6\u3068\u3057\u3066\u300112\u6708\u672b\u307e\u3067\u306b\u53d6\u308b\u3079\u304d\u884c\u52d5\u306f\u300c\u518d\u6709\u52b9\u5316\u306e\u624b\u7d9a\u304d\u300d\u3067\u306f\u306a\u304f\u300c\u57fa\u672c\u8a8d\u8a3c\u3092\u4f7f\u308f\u306a\u3044\u69cb\u6210\u3078\u306e\u79fb\u884c\u300d\u3067\u3059\u3002\u518d\u6709\u52b9\u5316\u306f\u3001\u79fb\u884c\u304c\u9593\u306b\u5408\u308f\u306a\u3044\u6a5f\u5668\u306b\u9650\u5b9a\u3057\u305f\u6642\u9593\u7a3c\u304e\u3068\u5272\u308a\u5207\u308b\u3079\u304d\u3067\u3059\u3002<\/p>\n<h3>\u306a\u305cMicrosoft\u306f\u57fa\u672c\u8a8d\u8a3c\u306e\u5ec3\u6b62\u3092\u9032\u3081\u308b\u306e\u304b<\/h3>\n<p>Microsoft\u306f\u3001Exchange Online\u4e0a\u3067\u4e0d\u5be9\u306aSMTP AUTH\u5229\u7528\u304c\u5897\u52a0\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u5ec3\u6b62\u306e\u7406\u7531\u3068\u3057\u3066\u6319\u3052\u3066\u3044\u307e\u3059\u3002\u653b\u6483\u8005\u306b\u3068\u3063\u3066\u3001SMTP AUTH\u306f\u300c\u4e57\u3063\u53d6\u3063\u305f\u30a2\u30ab\u30a6\u30f3\u30c8\u304b\u3089\u30b9\u30d1\u30e0\u3092\u5927\u91cf\u9001\u4fe1\u3067\u304d\u308b\u3001\u76e3\u8996\u306e\u8584\u3044\u7d4c\u8def\u300d\u3060\u304b\u3089\u3067\u3059\u3002<\/p>\n<p>\u9001\u4fe1\u5c02\u7528\u30a2\u30ab\u30a6\u30f3\u30c8\u306f\u3001\u53d7\u4fe1\u30c8\u30ec\u30a4\u3092\u8ab0\u3082\u898b\u3066\u3044\u306a\u3044\u305f\u3081\u4fb5\u5bb3\u306b\u6c17\u3065\u304d\u306b\u304f\u304f\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u5909\u66f4\u306e\u904b\u7528\u304b\u3089\u3082\u6f0f\u308c\u304c\u3061\u3067\u3059\u3002<strong>\u7d44\u7e54\u306e\u4e2d\u3067\u6700\u3082\u5b88\u308a\u304c\u8584\u304f\u3001\u304b\u3064\u6700\u3082\u60aa\u7528\u4fa1\u5024\u304c\u9ad8\u3044\u306e\u304c\u57fa\u672c\u8a8d\u8a3c\u306eSMTP\u30a2\u30ab\u30a6\u30f3\u30c8<\/strong>\u3068\u3044\u3046\u69cb\u56f3\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u5ec3\u6b62\u306f\u3001\u3053\u306e\u69cb\u56f3\u305d\u306e\u3082\u306e\u3092\u89e3\u6d88\u3059\u308b\u305f\u3081\u306e\u63aa\u7f6e\u3067\u3059\u3002<\/p>\n<h2>\u57fa\u672c\u8a8d\u8a3c\u304c\u5ec3\u6b62\u3055\u308c\u308b\u3068\u30e1\u30fc\u30eb\u9001\u4fe1\u304c\u3067\u304d\u306a\u304f\u306a\u308b\u696d\u52d9\u30fb\u6a5f\u5668<\/h2>\n<p>\u300cOutlook\u3057\u304b\u4f7f\u3063\u3066\u3044\u306a\u3044\u304b\u3089\u95a2\u4fc2\u306a\u3044\u300d\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002\u4eca\u56de\u306e\u5f71\u97ff\u7bc4\u56f2\u306f\u3001\u4eba\u304c\u64cd\u4f5c\u3059\u308b\u30e1\u30fc\u30eb\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3067\u306f\u306a\u304f\u3001<strong>\u8a2d\u5b9a\u3092\u5165\u308c\u305f\u304d\u308a\u8ab0\u3082\u89e6\u3063\u3066\u3044\u306a\u3044\u6a5f\u5668\u3084\u30b7\u30b9\u30c6\u30e0<\/strong>\u306b\u96c6\u4e2d\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3>\u8907\u5408\u6a5f\u30fb\u30d7\u30ea\u30f3\u30bf\u30fc\u306e\u30b9\u30ad\u30e3\u30f3\u9001\u4fe1\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8FAX<\/h3>\n<p>\u6700\u3082\u5f71\u97ff\u304c\u5927\u304d\u3044\u306e\u304c\u8907\u5408\u6a5f\u30fb\u30d7\u30ea\u30f3\u30bf\u30fc\u3067\u3059\u3002SMTP\u30b5\u30fc\u30d0\u30fc\u306b\u300csmtp.office365.com\u300d\u3092\u8a2d\u5b9a\u3057\u3001ID\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u3067\u8a8d\u8a3c\u3057\u3066\u3044\u308b\u6a5f\u5668\u306f\u3001\u307b\u307c\u78ba\u5b9f\u306b\u5bfe\u8c61\u306b\u306a\u308a\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u4ee5\u4e0b\u306e\u6a5f\u80fd\u304c\u505c\u6b62\u3057\u307e\u3059\u3002<\/p>\n<div class=\"list04\">\n<ul>\n<li>\u30b9\u30ad\u30e3\u30f3\u3057\u305f\u6587\u66f8\u306e\u30e1\u30fc\u30eb\u9001\u4fe1\uff08Scan to Email\uff09<\/li>\n<li>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8FAX\u306e\u9001\u4fe1<\/li>\n<li>\u53d7\u4fe1FAX\u306e\u30e1\u30fc\u30eb\u8ee2\u9001\u3001\u30da\u30fc\u30d1\u30fc\u30ec\u30b9FAX<\/li>\n<li>\u30c8\u30ca\u30fc\u5207\u308c\u30fb\u7d19\u8a70\u307e\u308a\u306a\u3069\u306e\u6a5f\u5668\u72b6\u614b\u306e\u81ea\u52d5\u30e1\u30fc\u30eb\u901a\u77e5<\/li>\n<li>\u30b8\u30e7\u30d6\u5b8c\u4e86\u901a\u77e5\u3001\u30a8\u30e9\u30fc\u30e1\u30fc\u30eb\u306e\u7ba1\u7406\u8005\u5b9b\u9001\u4fe1<\/li>\n<\/ul>\n<\/div>\n<p>\u4e3b\u8981\u306a\u8907\u5408\u6a5f\u30e1\u30fc\u30ab\u30fc\u5404\u793e\u306f\u3001\u81ea\u793e\u30b5\u30a4\u30c8\u3067\u672c\u4ef6\u306e\u5f71\u97ff\u3068\u5bfe\u7b56\u3092\u544a\u77e5\u3057\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u3057<strong>OAuth 2.0\u5bfe\u5fdc\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u306e\u63d0\u4f9b\u5bfe\u8c61\u306f\u3001\u6a5f\u7a2e\u3084\u767a\u58f2\u6642\u671f\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059<\/strong>\u3002\u307e\u305a\u306f\u578b\u756a\u3092\u63a7\u3048\u3001\u5fc5\u305a\u30e1\u30fc\u30ab\u30fc\u306e\u516c\u5f0f\u544a\u77e5\u30da\u30fc\u30b8\u3067\u5bfe\u5fdc\u53ef\u5426\u3092\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3>\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u30fb\u57fa\u5e79\u30b7\u30b9\u30c6\u30e0\u304b\u3089\u306e\u81ea\u52d5\u901a\u77e5\u30e1\u30fc\u30eb<\/h3>\n<p>\u793e\u5185\u3067\u958b\u767a\u3057\u305f\u3001\u3042\u308b\u3044\u306f\u30d1\u30c3\u30b1\u30fc\u30b8\u3067\u5c0e\u5165\u3057\u305f\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u304b\u3089\u306e\u30e1\u30fc\u30eb\u9001\u4fe1\u3082\u5bfe\u8c61\u3067\u3059\u3002<\/p>\n<div class=\"list04\">\n<ul>\n<li>\u53d7\u6ce8\u78ba\u8a8d\u30fb\u51fa\u8377\u901a\u77e5\u306a\u3069\u306e\u53d6\u5f15\u5148\u5411\u3051\u81ea\u52d5\u30e1\u30fc\u30eb<\/li>\n<li>\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u306e\u627f\u8a8d\u4f9d\u983c\u30fb\u30ea\u30de\u30a4\u30f3\u30c9\u901a\u77e5<\/li>\n<li>\u52e4\u6020\u30b7\u30b9\u30c6\u30e0\u306e\u6253\u523b\u6f0f\u308c\u30a2\u30e9\u30fc\u30c8<\/li>\n<li>\u76e3\u8996\u30b5\u30fc\u30d0\u30fc\u30fbNAS\u304b\u3089\u306e\u969c\u5bb3\u30a2\u30e9\u30fc\u30c8\u30e1\u30fc\u30eb<\/li>\n<li>Excel VBA\u3084Access\u306e\u30de\u30af\u30ed\u304b\u3089\u9001\u4fe1\u3057\u3066\u3044\u308b\u30e1\u30fc\u30eb<\/li>\n<li>\u53e4\u3044Web\u30a2\u30d7\u30ea\u306ePHPMailer\u3001.NET\u306eSmtpClient\u306a\u3069\u306b\u3088\u308b\u9001\u4fe1\u51e6\u7406<\/li>\n<\/ul>\n<\/div>\n<p>\u7279\u306b\u6ce8\u610f\u304c\u5fc5\u8981\u306a\u306e\u304c\u3001<strong>\u969c\u5bb3\u30a2\u30e9\u30fc\u30c8\u30e1\u30fc\u30eb<\/strong>\u3067\u3059\u3002\u6b62\u307e\u3063\u3066\u3044\u3066\u3082\u5e73\u5e38\u6642\u306f\u4f55\u3082\u8d77\u304d\u306a\u3044\u305f\u3081\u3001\u5b9f\u969b\u306b\u969c\u5bb3\u304c\u767a\u751f\u3057\u305f\u3068\u304d\u306b\u300c\u901a\u77e5\u304c\u6765\u3066\u3044\u306a\u304b\u3063\u305f\u300d\u3068\u3044\u3046\u4e8c\u6b21\u88ab\u5bb3\u306e\u5f62\u3067\u767a\u899a\u3057\u307e\u3059\u3002<\/p>\n<h3>\u53e4\u3044\u30e1\u30fc\u30eb\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30fb\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u30a2\u30d7\u30ea<\/h3>\n<p>Outlook 2013\u3088\u308a\u524d\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3084\u3001\u4e00\u90e8\u306e\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u88fd\u30e1\u30fc\u30eb\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3001\u72ec\u81ea\u306e\u30e1\u30fc\u30eb\u9023\u643a\u30a2\u30c9\u30a4\u30f3\u306a\u3069\u3082\u5f71\u97ff\u3092\u53d7\u3051\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3060\u3057Outlook\u672c\u4f53\u306e\u57fa\u672c\u8a8d\u8a3c\u306f\u3059\u3067\u306b\u7121\u52b9\u5316\u6e08\u307f\u306e\u305f\u3081\u3001\u4eca\u56de\u65b0\u305f\u306b\u554f\u984c\u306b\u306a\u308b\u306e\u306f\u4e3b\u306b\u300cSMTP\u9001\u4fe1\u306e\u307f\u3092\u884c\u3046\u8a2d\u5b9a\u300d\u3092\u6301\u3064\u30a2\u30d7\u30ea\u3067\u3059\u3002<\/p>\n<h3>\u3059\u3067\u306b\u7121\u52b9\u5316\u6e08\u307f\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3068\u306e\u9055\u3044<\/h3>\n<p>2022\u5e7410\u6708\u4ee5\u964d\u3001EAS\u30fbPOP3\u30fbIMAP4\u30fbEWS\u30fbRPS\u30fbOAB\u306e\u57fa\u672c\u8a8d\u8a3c\u306f\u9806\u6b21\u7121\u52b9\u5316\u304c\u9032\u3081\u3089\u308c\u3001\u73fe\u5728\u306f\u5229\u7528\u3067\u304d\u307e\u305b\u3093\u3002\u3053\u306e\u6bb5\u968e\u3067\u793e\u5185\u306e\u30e1\u30fc\u30eb\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u306e\u6df7\u4e71\u306f\u4e00\u5de1\u3057\u3066\u304a\u308a\u3001\u300c\u3042\u306e\u3068\u304d\u5bfe\u5fdc\u3057\u305f\u304b\u3089\u5927\u4e08\u592b\u300d\u3068\u8003\u3048\u3066\u3044\u308b\u4f01\u696d\u304c\u5c11\u306a\u304f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u3057\u304b\u3057\u3001<strong>\u5f53\u6642SMTP AUTH\u3060\u3051\u306f\u6551\u6e08\u63aa\u7f6e\u3068\u3057\u3066\u9664\u5916\u3055\u308c\u3066\u3044\u307e\u3057\u305f<\/strong>\u3002\u8907\u5408\u6a5f\u3084\u30a2\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u304c\u5148\u9032\u8a8d\u8a3c\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u306a\u3044\u73fe\u5b9f\u306b\u914d\u616e\u3057\u305f\u63aa\u7f6e\u3067\u3059\u3002\u4eca\u56de\u306e2026\u5e7412\u6708\u306f\u3001\u305d\u306e\u6551\u6e08\u63aa\u7f6e\u304c\u3064\u3044\u306b\u7d42\u308f\u308b\u30bf\u30a4\u30df\u30f3\u30b0\u306b\u3042\u305f\u308a\u307e\u3059\u3002\u904e\u53bb\u306b\u5bfe\u5fdc\u3057\u305f\u4f01\u696d\u307b\u3069\u300c\u68da\u5378\u3057\u6e08\u307f\u300d\u3068\u601d\u3044\u8fbc\u307f\u3084\u3059\u3044\u305f\u3081\u3001\u3042\u3089\u305f\u3081\u3066\u78ba\u8a8d\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<h2>\u81ea\u793e\u304c\u5f71\u97ff\u3092\u53d7\u3051\u308b\u304b\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5\uff5c\u68da\u5378\u3057\u306e\u624b\u9806<\/h2>\n<p>\u5bfe\u7b56\u306e\u524d\u306b\u5fc5\u8981\u306a\u306e\u304c\u3001\u5f71\u97ff\u7bc4\u56f2\u306e\u7279\u5b9a\u3067\u3059\u3002\u3053\u3053\u3092\u66d6\u6627\u306b\u3057\u305f\u307e\u307e\u500b\u5225\u5bfe\u5fdc\u3092\u59cb\u3081\u308b\u3068\u3001\u5fc5\u305a\u6f0f\u308c\u304c\u51fa\u307e\u3059\u3002<\/p>\n<h3>SMTP\u8a2d\u5b9a\u5024\u304b\u3089\u898b\u5206\u3051\u308b3\u3064\u306e\u30c1\u30a7\u30c3\u30af\u30dd\u30a4\u30f3\u30c8<\/h3>\n<p>\u8907\u5408\u6a5f\u3084\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u306e\u8a2d\u5b9a\u753b\u9762\u3092\u958b\u304d\u3001\u4ee5\u4e0b\u306e3\u70b9\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3059\u3079\u3066\u306b\u8a72\u5f53\u3059\u308b\u5834\u5408\u3001SMTP AUTH\u57fa\u672c\u8a8d\u8a3c\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<div class=\"list04\">\n<ul>\n<li><strong>SMTP\u30b5\u30fc\u30d0\u30fc\uff08\u30db\u30b9\u30c8\u540d\uff09<\/strong>\u304c smtp.office365.com \u306b\u306a\u3063\u3066\u3044\u308b<\/li>\n<li><strong>\u30dd\u30fc\u30c8\u756a\u53f7<\/strong>\u304c 587\uff08\u307e\u305f\u306f 25\uff09\u3067\u3001STARTTLS\u304c\u6709\u52b9<\/li>\n<li><strong>\u8a8d\u8a3c<\/strong>\u304c\u300c\u3042\u308a\u300d\u3067\u3001\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u5165\u529b\u3057\u3066\u3044\u308b<\/li>\n<\/ul>\n<\/div>\n<p>\u9006\u306b\u3001SMTP\u30b5\u30fc\u30d0\u30fc\u304c\u81ea\u793e\u306e\u30aa\u30f3\u30d7\u30ec\u30df\u30b9\u30b5\u30fc\u30d0\u30fc\u3084\u5916\u90e8\u306e\u914d\u4fe1\u30b5\u30fc\u30d3\u30b9\u3092\u5411\u3044\u3066\u3044\u308b\u5834\u5408\u3001\u4eca\u56de\u306e\u5ec3\u6b62\u306e\u76f4\u63a5\u7684\u306a\u5f71\u97ff\u306f\u53d7\u3051\u307e\u305b\u3093\u3002SMTP\u30b5\u30fc\u30d0\u30fc\u8a2d\u5b9a\u306e\u8aad\u307f\u65b9\u306f\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3082\u53c2\u8003\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n  <div class=\"blogcard\">\n  <a href=\"\/blog\/mail-delivery\/smtpserver\">\n   <div class=\"blogcard_thumbnail\"><img decoding=\"async\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2024\/05\/smtp_server.png\" alt=\"SMTP\u30b5\u30fc\u30d0\u30fc\u3068\u306f\uff1f\u30e1\u30fc\u30eb\u9001\u4fe1\u306e\u4ed5\u7d44\u307f\u3084POP\/IMAP\u3068\u306e\u9055\u3044\u3092\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac\" width=\"90\" height=\"51\" \/><\/div>\n   <div class=\"blogcard_content\">\n    <div class=\"blogcard_title\">SMTP\u30b5\u30fc\u30d0\u30fc\u3068\u306f\uff1f\u30e1\u30fc\u30eb\u9001\u4fe1\u306e\u4ed5\u7d44\u307f\u3084POP\/IMAP\u3068\u306e\u9055\u3044\u3092\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac<\/div>\n    <div class=\"blogcard_excerpt\">\u30e1\u30fc\u30eb\u30bd\u30d5\u30c8\u306e\u521d\u671f\u8a2d\u5b9a\u3092\u3057\u3066\u3044\u308b\u3068\u304d\u3001SMTP\u30b5\u30fc\u30d0\u30fc\u3084POP\u30b5\u30fc\u30d0\u30fc\u3068\u3044\u3063\u305f\u5c02\u9580\u7528\u8a9e\u304c\u51fa\u3066\u304d\u3066\u624b\u304c\u6b62\u307e\u3063\u3066\u3057\u307e\u3063\u305f\u7d4c\u9a13\u306f\u3042\u308a\u307e\u305b\u3093\u304b\u3002\u306a\u3093\u3068\u306a\u2026<\/div>\n   <\/div>\n   <div class=\"clear\"><\/div>\n  <\/a>\n  <\/div>\n<h3>Exchange\u7ba1\u7406\u30bb\u30f3\u30bf\u30fc\u306e\u30ec\u30dd\u30fc\u30c8\u3067\u4e00\u62ec\u3057\u3066\u6d17\u3044\u51fa\u3059<\/h3>\n<p>\u500b\u5225\u306e\u6a5f\u5668\u30921\u53f0\u305a\u3064\u78ba\u8a8d\u3059\u308b\u306e\u306f\u73fe\u5b9f\u7684\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002Microsoft 365\u306e\u7ba1\u7406\u8005\u6a29\u9650\u304c\u3042\u308c\u3070\u3001Exchange\u7ba1\u7406\u30bb\u30f3\u30bf\u30fc\u306e\u300c<strong>SMTP\u8a8d\u8a3c\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u9001\u4fe1\u30ec\u30dd\u30fc\u30c8<\/strong>\u300d\u3067\u3001\u30c6\u30ca\u30f3\u30c8\u5185\u3067SMTP AUTH\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3092\u4e00\u89a7\u3067\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<div class=\"list04\">\n<ul>\n<li>Microsoft 365\u7ba1\u7406\u30bb\u30f3\u30bf\u30fc\u306b\u30b5\u30a4\u30f3\u30a4\u30f3\u3059\u308b<\/li>\n<li>Exchange\u7ba1\u7406\u30bb\u30f3\u30bf\u30fc\u3092\u958b\u304f<\/li>\n<li>\u30ec\u30dd\u30fc\u30c8\u304b\u3089SMTP\u8a8d\u8a3c\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u9001\u4fe1\u30ec\u30dd\u30fc\u30c8\u3092\u8868\u793a\u3059\u308b<\/li>\n<li>\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\u30fb\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u30fb\u9001\u4fe1\u6570\u3092\u4e00\u89a7\u3067\u53d6\u5f97\u3059\u308b<\/li>\n<\/ul>\n<\/div>\n<p>\u3053\u306e\u30ec\u30dd\u30fc\u30c8\u306b\u306f\u8a8d\u8a3c\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u793a\u3059\u5217\u304c\u8ffd\u52a0\u3055\u308c\u3066\u304a\u308a\u3001\u57fa\u672c\u8a8d\u8a3c\u3068OAuth\u306e\u3069\u3061\u3089\u3067\u63a5\u7d9a\u3057\u3066\u3044\u308b\u304b\u3092\u5224\u5225\u3067\u304d\u307e\u3059\u3002\u3055\u3089\u306bMicrosoft Entra ID\u306e\u30b5\u30a4\u30f3\u30a4\u30f3\u30ed\u30b0\u3067\u3082\u3001\u30ec\u30ac\u30b7\u30fc\u8a8d\u8a3c\u306b\u3088\u308b\u30b5\u30a4\u30f3\u30a4\u30f3\u8a66\u884c\u3092\u78ba\u8a8d\u3067\u304d\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3>\u68da\u5378\u3057\u30b7\u30fc\u30c8\u306b\u6b8b\u3059\u3079\u304d\u9805\u76ee<\/h3>\n<p>\u6d17\u3044\u51fa\u3057\u305f\u7d50\u679c\u306f\u3001\u4ee5\u4e0b\u306e\u9805\u76ee\u3067\u4e00\u89a7\u5316\u3057\u3066\u304a\u304f\u3068\u3001\u305d\u306e\u5f8c\u306e\u5224\u65ad\u304c\u30b9\u30e0\u30fc\u30ba\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<div class=\"list04\">\n<ul>\n<li>\u9001\u4fe1\u5143\u306e\u6a5f\u5668\u540d\u30fb\u30b7\u30b9\u30c6\u30e0\u540d\u3068\u8a2d\u7f6e\u5834\u6240\uff08\u62e0\u70b9\uff09<\/li>\n<li>\u30e1\u30fc\u30ab\u30fc\u30fb\u578b\u756a\u30fb\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u30d0\u30fc\u30b8\u30e7\u30f3<\/li>\n<li>\u4f7f\u7528\u3057\u3066\u3044\u308b\u9001\u4fe1\u5143\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9<\/li>\n<li>\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9<\/li>\n<li>\u6708\u9593\u306e\u304a\u304a\u3088\u305d\u306e\u9001\u4fe1\u901a\u6570\u3068\u5b9b\u5148\uff08\u793e\u5185\u306e\u307f\uff0f\u793e\u5916\u542b\u3080\uff09<\/li>\n<li>OAuth 2.0\u5bfe\u5fdc\u306e\u53ef\u5426\uff08\u30e1\u30fc\u30ab\u30fc\u544a\u77e5\u306e\u78ba\u8a8d\u7d50\u679c\uff09<\/li>\n<li>\u4fdd\u5b88\u5951\u7d04\u30fb\u30ea\u30fc\u30b9\u5951\u7d04\u306e\u6b8b\u5b58\u671f\u9593<\/li>\n<\/ul>\n<\/div>\n<p>\u7279\u306b\u91cd\u8981\u306a\u306e\u304c\u300c<strong>\u5b9b\u5148\u304c\u793e\u5185\u306e\u307f\u304b\u3001\u793e\u5916\u3092\u542b\u3080\u304b<\/strong>\u300d\u306e\u6b04\u3067\u3059\u3002\u3053\u306e1\u9805\u76ee\u3067\u3001\u5f8c\u8ff0\u3059\u308b\u5bfe\u5fdc\u7b56\u306e\u9078\u629e\u80a2\u304c\u5927\u304d\u304f\u5909\u308f\u308a\u307e\u3059\u3002<\/p>\n<h2>\u57fa\u672c\u8a8d\u8a3c\u5ec3\u6b62\u3067\u767a\u751f\u3059\u308b\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u8aad\u307f\u89e3\u304d\u65b9<\/h2>\n<p>\u5b9f\u969b\u306b\u57fa\u672c\u8a8d\u8a3c\u304c\u7121\u52b9\u5316\u3055\u308c\u308b\u3068\u3001\u9001\u4fe1\u5074\u306e\u6a5f\u5668\u3084\u30a2\u30d7\u30ea\u306bSMTP\u30a8\u30e9\u30fc\u304c\u8fd4\u308a\u307e\u3059\u3002\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306e\u610f\u5473\u3092\u77e5\u3063\u3066\u304a\u304f\u3068\u3001\u539f\u56e0\u306e\u5207\u308a\u5206\u3051\u304c\u4e00\u6c17\u306b\u901f\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<div class=\"su-table su-table-alternate\">\n<table>\n<thead>\n<tr>\n<th style=\"text-align: left\">\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9<\/th>\n<th style=\"text-align: left\">\u610f\u5473<\/th>\n<th style=\"text-align: left\">\u4e3b\u306a\u5bfe\u51e6<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"text-align: left\">550 5.7.30<\/td>\n<td style=\"text-align: left\">\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u9001\u4fe1\u3067\u57fa\u672c\u8a8d\u8a3c\u304c\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u306a\u3044<\/td>\n<td style=\"text-align: left\">OAuth 2.0\u3078\u306e\u79fb\u884c\u3001\u307e\u305f\u306fSMTP\u30ea\u30ec\u30fc\u30b5\u30fc\u30d3\u30b9\u306e\u5229\u7528<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left\">535 5.7.139<\/td>\n<td style=\"text-align: left\">\u8a8d\u8a3c\u5931\u6557\u3002\u57fa\u672c\u8a8d\u8a3c\u304c\u7121\u52b9\u5316\u3055\u308c\u3066\u3044\u308b\u3001\u307e\u305f\u306f\u8cc7\u683c\u60c5\u5831\u304c\u8aa4\u3063\u3066\u3044\u308b<\/td>\n<td style=\"text-align: left\">\u30c6\u30ca\u30f3\u30c8\u8a2d\u5b9a\u306e\u78ba\u8a8d\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u30fb\u8a8d\u8a3c\u65b9\u5f0f\u306e\u898b\u76f4\u3057<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left\">550 5.7.60<\/td>\n<td style=\"text-align: left\">\u8a8d\u8a3c\u3057\u305f\u30a2\u30ab\u30a6\u30f3\u30c8\u3068\u9001\u4fe1\u5143\uff08From\uff09\u30a2\u30c9\u30ec\u30b9\u304c\u4e00\u81f4\u3057\u3066\u3044\u306a\u3044<\/td>\n<td style=\"text-align: left\">\u9001\u4fe1\u8005\u30a2\u30c9\u30ec\u30b9\u3092\u8a8d\u8a3c\u30a2\u30ab\u30a6\u30f3\u30c8\u306b\u5408\u308f\u305b\u308b\u3001\u307e\u305f\u306f\u9001\u4fe1\u6a29\u9650\u3092\u4ed8\u4e0e<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left\">550 5.7.708<\/td>\n<td style=\"text-align: left\">\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\u304b\u3089\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u304c\u62d2\u5426\u3055\u308c\u305f<\/td>\n<td style=\"text-align: left\">\u9001\u4fe1\u5143IP\u306e\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u78ba\u8a8d\u3001\u9001\u4fe1\u7d4c\u8def\u306e\u898b\u76f4\u3057<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left\">451 4.7.500<\/td>\n<td style=\"text-align: left\">\u9001\u4fe1\u30ec\u30fc\u30c8\u306e\u8d85\u904e\u306b\u3088\u308b\u4e00\u6642\u7684\u306a\u62d2\u5426<\/td>\n<td style=\"text-align: left\">\u9001\u4fe1\u9593\u9694\u306e\u8abf\u6574\u3001\u5927\u91cf\u9001\u4fe1\u57fa\u76e4\u3078\u306e\u5207\u308a\u66ff\u3048<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p><strong>550 5.7.30\u306f\u8a8d\u8a3c\u60c5\u5831\u306e\u8aa4\u308a\u3067\u306f\u306a\u304f\u3001\u8a8d\u8a3c\u65b9\u5f0f\u305d\u306e\u3082\u306e\u304c\u53d7\u3051\u4ed8\u3051\u3089\u308c\u3066\u3044\u306a\u3044\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002<\/strong>\u57fa\u672c\u8a8d\u8a3c\u304c\u7121\u52b9\u5316\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u518d\u8a2d\u5b9a\u3057\u3066\u3082\u5fa9\u65e7\u3057\u307e\u305b\u3093\u3002\u307e\u305a\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306e\u78ba\u8a8d\u304b\u3089\u59cb\u3081\u308b\u306e\u304c\u78ba\u5b9f\u3067\u3059\u3002<\/p>\n<p>\u53c2\u7167\uff1aMicrosoft Learn\u300cExchange Online \u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u300d\u3002\u306a\u304a\u3001\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306f\u8907\u6570\u306e\u8981\u56e0\u3067\u8fd4\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002535 5.7.139\u306f\u8cc7\u683c\u60c5\u5831\u306e\u8aa4\u308a\u3067\u3082\u767a\u751f\u3057\u307e\u3059\u3002<\/p>\n<p>\u306a\u304a\u3001\u9001\u4fe1\u30a8\u30e9\u30fc\u5168\u822c\u306e\u5207\u308a\u5206\u3051\u65b9\u306b\u3064\u3044\u3066\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3067\u4f53\u7cfb\u7684\u306b\u6574\u7406\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n  <div class=\"blogcard\">\n  <a href=\"\/blog\/no-delivery\/mail-error\">\n   <div class=\"blogcard_thumbnail\"><img decoding=\"async\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2020\/04\/mail-error-2.jpg\" alt=\"\u30e1\u30fc\u30eb\u914d\u4fe1\u30a8\u30e9\u30fc\u306e\u539f\u56e0\u30fb\u5bfe\u51e6\u6cd5\u4e00\u89a7\uff01\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u5225\u306e\u5bfe\u51e6\u6cd5\u3068\u5230\u9054\u7387\u3092\u4e0a\u3052\u308b\u65b9\u6cd5\" width=\"90\" height=\"60\" \/><\/div>\n   <div class=\"blogcard_content\">\n    <div class=\"blogcard_title\">\u30e1\u30fc\u30eb\u914d\u4fe1\u30a8\u30e9\u30fc\u306e\u539f\u56e0\u30fb\u5bfe\u51e6\u6cd5\u4e00\u89a7\uff01\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u5225\u306e\u5bfe\u51e6\u6cd5\u3068\u5230\u9054\u7387\u3092\u4e0a\u3052\u308b\u65b9\u6cd5<\/div>\n    <div class=\"blogcard_excerpt\">\u300c\u9001\u3063\u305f\u306f\u305a\u306e\u30e1\u30fc\u30eb\u304c\u5c4a\u304b\u306a\u3044\u300d\u300c\u30a8\u30e9\u30fc\u30e1\u30fc\u30eb\u304c\u8fd4\u3063\u3066\u304d\u305f\u304c\u610f\u5473\u304c\u5206\u304b\u3089\u306a\u3044\u300d\u3002 \u30e1\u30fc\u30eb\u914d\u4fe1\u30a8\u30e9\u30fc\u306f\u3001\u62c5\u5f53\u8005\u3067\u3042\u308c\u3070\u8ab0\u3082\u304c\u4e00\u5ea6\u306f\u76f4\u9762\u3059\u308b\u30c8\u30e9\u30d6\u30eb\u2026<\/div>\n   <\/div>\n   <div class=\"clear\"><\/div>\n  <\/a>\n  <\/div>\n<h2>Exchange Online\u306e\u57fa\u672c\u8a8d\u8a3c\u5ec3\u6b62\u3078\u306e\u5bfe\u5fdc\u7b564\u3064\u3092\u6bd4\u8f03<\/h2>\n<p>\u5bfe\u5fdc\u306e\u9078\u629e\u80a2\u306f\u5927\u304d\u304f4\u3064\u3067\u3059\u3002\u305d\u308c\u305e\u308c\u30b3\u30b9\u30c8\u30fb\u5de5\u6570\u30fb\u5b9f\u73fe\u6027\u304c\u5927\u304d\u304f\u7570\u306a\u308b\u305f\u3081\u3001\u307e\u305a\u5168\u4f53\u50cf\u3092\u62bc\u3055\u3048\u3066\u304b\u3089\u3001\u6a5f\u5668\u3054\u3068\u306b\u5272\u308a\u632f\u308b\u306e\u304c\u52b9\u7387\u7684\u3067\u3059\u3002<\/p>\n<div class=\"su-table su-table-alternate\">\n<table>\n<thead>\n<tr>\n<th style=\"text-align: left\">\u5bfe\u5fdc\u7b56<\/th>\n<th style=\"text-align: left\">\u521d\u671f\u5de5\u6570<\/th>\n<th style=\"text-align: left\">\u5bfe\u5fdc\u3067\u304d\u308b\u6a5f\u5668<\/th>\n<th style=\"text-align: left\">\u793e\u5916\u5b9b\u9001\u4fe1<\/th>\n<th style=\"text-align: left\">\u4e3b\u306a\u6ce8\u610f\u70b9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"text-align: left\">OAuth 2.0\uff08\u5148\u9032\u8a8d\u8a3c\uff09\u306b\u79fb\u884c<\/td>\n<td style=\"text-align: left\">\u5927\uff08\u6539\u4fee\u30fb\u691c\u8a3c\u304c\u5fc5\u8981\uff09<\/td>\n<td style=\"text-align: left\">OAuth\u5bfe\u5fdc\u6e08\u307f\u306e\u6a5f\u5668\u30fb\u81ea\u793e\u958b\u767a\u30b7\u30b9\u30c6\u30e0<\/td>\n<td style=\"text-align: left\">\u53ef\u80fd<\/td>\n<td style=\"text-align: left\">\u6a5f\u5668\u304c\u975e\u5bfe\u5fdc\u3060\u3068\u9078\u629e\u3067\u304d\u306a\u3044<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left\">\u76f4\u63a5\u9001\u4fe1\uff08Direct Send\uff09<\/td>\n<td style=\"text-align: left\">\u5c0f<\/td>\n<td style=\"text-align: left\">\u307b\u307c\u3059\u3079\u3066<\/td>\n<td style=\"text-align: left\"><strong>\u4e0d\u53ef\uff08\u81ea\u793e\u30c6\u30ca\u30f3\u30c8\u5b9b\u306e\u307f\uff09<\/strong><\/td>\n<td style=\"text-align: left\">Reject Direct Send\u3067\u585e\u304c\u308c\u308b\u65b9\u5411\u3002\u306a\u308a\u3059\u307e\u3057\u60aa\u7528\u306e\u6e29\u5e8a<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left\">Exchange Online\u306eSMTP\u30ea\u30ec\u30fc<\/td>\n<td style=\"text-align: left\">\u4e2d\uff08\u30b3\u30cd\u30af\u30bf\u8a2d\u5b9a\u304c\u5fc5\u8981\uff09<\/td>\n<td style=\"text-align: left\">\u307b\u307c\u3059\u3079\u3066<\/td>\n<td style=\"text-align: left\">\u53ef\u80fd<\/td>\n<td style=\"text-align: left\">\u5c02\u6709\u306e\u56fa\u5b9aIP\u304c\u5fc5\u9808\u3002\u5230\u9054\u7387\u306fIP\u8a55\u4fa1\u306b\u4f9d\u5b58<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left\">\u5916\u90e8\u306eSMTP\u30ea\u30ec\u30fc\u30b5\u30fc\u30d3\u30b9<\/td>\n<td style=\"text-align: left\">\u5c0f\uff08\u9001\u4fe1\u5148\u306e\u4ed8\u3051\u66ff\u3048\u306e\u307f\uff09<\/td>\n<td style=\"text-align: left\">\u307b\u307c\u3059\u3079\u3066<\/td>\n<td style=\"text-align: left\">\u53ef\u80fd<\/td>\n<td style=\"text-align: left\">\u6708\u984d\u8cbb\u7528\u304c\u767a\u751f\u3059\u308b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h3>OAuth 2.0\uff08\u5148\u9032\u8a8d\u8a3c\uff09\u306b\u5bfe\u5fdc\u3055\u305b\u308b<\/h3>\n<p>\u6700\u3082\u6b63\u653b\u6cd5\u306e\u5bfe\u5fdc\u3067\u3059\u3002OAuth 2.0\u3067\u306f\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u305d\u306e\u3082\u306e\u3067\u306f\u306a\u304f\u30a2\u30af\u30bb\u30b9\u30c8\u30fc\u30af\u30f3\u3092\u4f7f\u3063\u3066\u8a8d\u8a3c\u3059\u308b\u305f\u3081\u3001\u8cc7\u683c\u60c5\u5831\u306e\u6f0f\u6d29\u30ea\u30b9\u30af\u3092\u5927\u5e45\u306b\u4e0b\u3052\u3089\u308c\u307e\u3059\u3002<\/p>\n<p>\u81ea\u793e\u958b\u767a\u30b7\u30b9\u30c6\u30e0\u3067\u3042\u308c\u3070\u3001\u304a\u304a\u3080\u306d\u4ee5\u4e0b\u306e\u6d41\u308c\u3067\u5bfe\u5fdc\u3057\u307e\u3059\u3002<\/p>\n<div class=\"list04\">\n<ul>\n<li>Microsoft Entra ID\uff08\u65e7Azure AD\uff09\u306b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u767b\u9332\u3059\u308b<\/li>\n<li>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8ID\u3068\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30b7\u30fc\u30af\u30ec\u30c3\u30c8\u3092\u53d6\u5f97\u3059\u308b<\/li>\n<li>\u5fc5\u8981\u306aAPI\u30a2\u30af\u30bb\u30b9\u8a31\u53ef\uff08SMTP.SendAsApp\u7b49\uff09\u3092\u4ed8\u4e0e\u3057\u3001\u7ba1\u7406\u8005\u306e\u540c\u610f\u3092\u4e0e\u3048\u308b<\/li>\n<li>\u30a2\u30af\u30bb\u30b9\u30c8\u30fc\u30af\u30f3\u3092\u53d6\u5f97\u3059\u308b\u51e6\u7406\u3092\u5b9f\u88c5\u3059\u308b<\/li>\n<li>SMTP\u63a5\u7d9a\u6642\u306b\u30d1\u30b9\u30ef\u30fc\u30c9\u3067\u306f\u306a\u304f\u30c8\u30fc\u30af\u30f3\u3092\u6e21\u3059\u3088\u3046XOAUTH2\u306b\u5909\u66f4\u3059\u308b<\/li>\n<\/ul>\n<\/div>\n<p><strong>\u30cd\u30c3\u30af\u306b\u306a\u308b\u306e\u306f\u5e02\u8ca9\u6a5f\u5668\u3067\u3059\u3002<\/strong>\u8907\u5408\u6a5f\u30fb\u30d7\u30ea\u30f3\u30bf\u30fc\u3084\u30a2\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u306e\u5834\u5408\u3001\u88fd\u54c1\u5074\u304cOAuth 2.0\u5bfe\u5fdc\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u524d\u63d0\u3068\u306a\u308a\u307e\u3059\u3002\u30ea\u30fc\u30b9\u6e80\u4e86\u304c\u8fd1\u3044\u6a5f\u5668\u3092\u524d\u5012\u3057\u3067\u5165\u308c\u66ff\u3048\u308b\u3068\u306a\u308c\u3070\u3001\u6570\u5341\u4e07\u5186\u304b\u3089\u6570\u767e\u4e07\u5186\u898f\u6a21\u306e\u6295\u8cc7\u5224\u65ad\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3>\u76f4\u63a5\u9001\u4fe1\uff08Direct Send\uff09\u306b\u5207\u308a\u66ff\u3048\u308b\u3010\u975e\u63a8\u5968\u3011<\/h3>\n<p>\u76f4\u63a5\u9001\u4fe1\u306f\u3001\u8a8d\u8a3c\u306a\u3057\u3067\u81ea\u793e\u30c6\u30ca\u30f3\u30c8\u306e\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u5b9b\u306b\u30e1\u30fc\u30eb\u3092\u5c4a\u3051\u308b\u65b9\u5f0f\u3067\u3059\u3002\u8a2d\u5b9a\u304c\u7c21\u5358\u306a\u305f\u3081\u4ee3\u66ff\u6848\u3068\u3057\u3066\u7d39\u4ecb\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u304c\u3001<strong>2026\u5e74\u6642\u70b9\u3067\u306f\u7a4d\u6975\u7684\u306b\u9078\u3076\u3079\u304d\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/strong><\/p>\n<p>\u7406\u7531\u306f2\u3064\u3042\u308a\u307e\u3059\u3002\u3072\u3068\u3064\u306f\u6a5f\u80fd\u4e0a\u306e\u5236\u7d04\u3067\u3001<strong>Gmail\u3084\u30ad\u30e3\u30ea\u30a2\u30e1\u30fc\u30eb\u306a\u3069\u5916\u90e8\u30c9\u30e1\u30a4\u30f3\u5b9b\u306b\u306f\u9001\u4fe1\u3067\u304d\u307e\u305b\u3093<\/strong>\u3002\u793e\u5185\u901a\u77e5\u5c02\u7528\u306a\u3089\u6210\u7acb\u3057\u307e\u3059\u304c\u3001\u53d6\u5f15\u5148\u3078\u306e\u51fa\u8377\u901a\u77e5\u306a\u3069\u306b\u306f\u4f7f\u3048\u307e\u305b\u3093\u3002<\/p>\n<p>\u3082\u3046\u3072\u3068\u3064\u304c\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3067\u3059\u30022025\u5e74\u4ee5\u964d\u3001Direct Send\u3092\u60aa\u7528\u3057\u3066\u300c\u793e\u5185\u304b\u3089\u9001\u3089\u308c\u305f\u3088\u3046\u306b\u898b\u3048\u308b\u300d\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u30e1\u30fc\u30eb\u3092\u9001\u308a\u8fbc\u3080\u653b\u6483\u304c\u56fd\u5185\u5916\u3067\u5831\u544a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3092\u53d7\u3051\u3066Microsoft\u306f\u300cReject Direct Send\u300d\u3068\u3044\u3046\u62d2\u5426\u8a2d\u5b9a\u3092\u63d0\u4f9b\u3057\u3001Direct Send\u3092\u585e\u3050\u65b9\u5411\u3078\u8235\u3092\u5207\u308a\u307e\u3057\u305f\u3002<strong>Microsoft\u304c\u906e\u65ad\u8a2d\u5b9a\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\u7d4c\u8def\u306b\u3001\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u3092\u65b0\u305f\u306b\u4f9d\u5b58\u3055\u305b\u308b\u306e\u306f\u907f\u3051\u308b\u306e\u304c\u7121\u96e3\u3067\u3059\u3002<\/strong><\/p>\n<h3>Exchange Online\u306eSMTP\u30ea\u30ec\u30fc\uff08\u30b3\u30cd\u30af\u30bf\uff09\u3092\u4f7f\u3046<\/h3>\n<p>Exchange Online\u4e0a\u306b\u53d7\u4fe1\u30b3\u30cd\u30af\u30bf\u3092\u4f5c\u6210\u3057\u3001\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\u3067\u8a8d\u8a3c\u3059\u308b\u65b9\u5f0f\u3067\u3059\u3002\u30d1\u30b9\u30ef\u30fc\u30c9\u8a8d\u8a3c\u3092\u4f7f\u308f\u306a\u3044\u305f\u3081\u57fa\u672c\u8a8d\u8a3c\u306e\u5ec3\u6b62\u306e\u5f71\u97ff\u3092\u53d7\u3051\u305a\u3001\u5916\u90e8\u30c9\u30e1\u30a4\u30f3\u5b9b\u306b\u3082\u9001\u4fe1\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u305f\u3060\u3057\u6761\u4ef6\u304c\u53b3\u3057\u304f\u3001<strong>\u4ed6\u7d44\u7e54\u3068\u5171\u6709\u3057\u3066\u3044\u306a\u3044\u5c02\u6709\u306e\u56fa\u5b9a\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u304c\u5fc5\u9808<\/strong>\u3067\u3059\u3002\u52a0\u3048\u3066\u3001\u9001\u4fe1\u3055\u308c\u305f\u30e1\u30fc\u30eb\u306fMicrosoft\u306e\u5171\u6709IP\u30d7\u30fc\u30eb\u3092\u7d4c\u7531\u3059\u308b\u305f\u3081\u3001\u5230\u9054\u7387\u306f\u81ea\u793e\u306e\u30c9\u30e1\u30a4\u30f3\u8a55\u4fa1\u306b\u5f37\u304f\u4f9d\u5b58\u3057\u307e\u3059\u3002IP\u3084\u30c9\u30e1\u30a4\u30f3\u304c\u30d6\u30ed\u30c3\u30af\u30ea\u30b9\u30c8\u306b\u8f09\u3063\u305f\u5834\u5408\u3001\u81ea\u793e\u5074\u3067\u6253\u3066\u308b\u624b\u306f\u9650\u3089\u308c\u307e\u3059\u3002<\/p>\n<h3>\u5916\u90e8\u306eSMTP\u30ea\u30ec\u30fc\u30b5\u30fc\u30d3\u30b9\u3092\u5229\u7528\u3059\u308b<\/h3>\n<p>\u6700\u3082\u73fe\u5b9f\u7684\u306a\u9078\u629e\u80a2\u304c\u3001\u5916\u90e8\u306eSMTP\u30ea\u30ec\u30fc\u30b5\u30fc\u30d3\u30b9\uff08\u30e1\u30fc\u30eb\u30ea\u30ec\u30fc\u30b5\u30fc\u30d3\u30b9\uff09\u3067\u3059\u3002\u9001\u4fe1\u5143\u306e\u6a5f\u5668\u3084\u30b7\u30b9\u30c6\u30e0\u306f\u5f93\u6765\u3069\u304a\u308aID\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u3067\u30ea\u30ec\u30fc\u30b5\u30fc\u30d3\u30b9\u306b\u63a5\u7d9a\u3057\u3001\u30ea\u30ec\u30fc\u30b5\u30fc\u30d3\u30b9\u5074\u304c\u9069\u5207\u306a\u65b9\u5f0f\u3067\u914d\u4fe1\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<div class=\"list04\">\n<ul>\n<li><strong>\u6a5f\u5668\u306e\u6539\u4fee\u304c\u4e0d\u8981<\/strong>\uff1aSMTP\u30b5\u30fc\u30d0\u30fc\u306e\u30db\u30b9\u30c8\u540d\u30fb\u30dd\u30fc\u30c8\u30fb\u8a8d\u8a3c\u60c5\u5831\u3092\u66f8\u304d\u63db\u3048\u308b\u3060\u3051\u3067\u79fb\u884c\u304c\u5b8c\u4e86\u3059\u308b<\/li>\n<li><strong>OAuth\u975e\u5bfe\u5fdc\u306e\u53e4\u3044\u6a5f\u5668\u306b\u3082\u5bfe\u5fdc\u3067\u304d\u308b<\/strong>\uff1a\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u66f4\u65b0\u304c\u63d0\u4f9b\u3055\u308c\u306a\u3044\u6a5f\u5668\u306e\u5ef6\u547d\u7b56\u306b\u306a\u308b<\/li>\n<li><strong>\u5916\u90e8\u30c9\u30e1\u30a4\u30f3\u5b9b\u306b\u3082\u9001\u4fe1\u3067\u304d\u308b<\/strong>\uff1a\u53d6\u5f15\u5148\u5411\u3051\u306e\u901a\u77e5\u30e1\u30fc\u30eb\u306b\u3082\u4f7f\u3048\u308b<\/li>\n<li><strong>\u5230\u9054\u7387\u3068IP\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4e8b\u696d\u8005\u306b\u4efb\u305b\u3089\u308c\u308b<\/strong>\uff1a\u9001\u4fe1\u57fa\u76e4\u306e\u904b\u7528\u8ca0\u8377\u304c\u306a\u304f\u306a\u308b<\/li>\n<li><strong>\u914d\u4fe1\u30ed\u30b0\u304c\u6b8b\u308b<\/strong>\uff1a\u5c4a\u3044\u305f\u304b\u5426\u304b\u3092\u5f8c\u304b\u3089\u8ffd\u8de1\u3067\u304d\u308b<\/li>\n<\/ul>\n<\/div>\n<p>SMTP\u30ea\u30ec\u30fc\u306e\u4ed5\u7d44\u307f\u305d\u306e\u3082\u306e\u306b\u3064\u3044\u3066\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3067\u56f3\u89e3\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n  <div class=\"blogcard\">\n  <a href=\"\/blog\/mail-delivery\/smtprelay\">\n   <div class=\"blogcard_thumbnail\"><img decoding=\"async\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2023\/11\/DALL\u00b7E-2023-11-29-09.56.23-A-business-oriented-blog-header-image-for-the-article-What-is-SMTP-Relay_-Gently-Explaining-the-Mechanics-of-Email-Sending-Email-Relay.-This-desig.jpg\" alt=\"SMTP\u30ea\u30ec\u30fc\u3068\u306f\uff1f\u30e1\u30fc\u30eb\u9001\u4fe1\u306e\u4ed5\u7d44\u307f\u3092\u512a\u3057\u304f\u89e3\u8aac\u3010\u30e1\u30fc\u30eb\u30ea\u30ec\u30fc\u3011\" width=\"90\" height=\"51\" \/><\/div>\n   <div class=\"blogcard_content\">\n    <div class=\"blogcard_title\">SMTP\u30ea\u30ec\u30fc\u3068\u306f\uff1f\u30e1\u30fc\u30eb\u9001\u4fe1\u306e\u4ed5\u7d44\u307f\u3092\u512a\u3057\u304f\u89e3\u8aac\u3010\u30e1\u30fc\u30eb\u30ea\u30ec\u30fc\u3011<\/div>\n    <div class=\"blogcard_excerpt\">\u793e\u5185\u30b7\u30b9\u30c6\u30e0\u3084Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304b\u3089\u9001\u4fe1\u3055\u308c\u308b\u30e1\u30fc\u30eb\u304c\u3001\u76f8\u624b\u306e\u53d7\u4fe1\u30dc\u30c3\u30af\u30b9\u306b\u5c4a\u304b\u305a\u56f0\u3063\u3066\u3044\u307e\u305b\u3093\u304b\u3002\u81ea\u793e\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u76f4\u63a5\u30e1\u30fc\u30eb\u3092\u9001\u4fe1\u3059\u308b\u3068\u3001\u2026<\/div>\n   <\/div>\n   <div class=\"clear\"><\/div>\n  <\/a>\n  <\/div>\n<h2>\u5bfe\u5fdc\u65b9\u91dd\u306e\u9078\u3073\u65b9\uff5c\u30b1\u30fc\u30b9\u5225\u306e\u73fe\u5b9f\u7684\u306a\u9032\u3081\u65b9<\/h2>\n<p>4\u3064\u306e\u9078\u629e\u80a2\u306f\u6392\u4ed6\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5b9f\u52d9\u3067\u306f\u3001\u6a5f\u5668\u3054\u3068\u306b\u4f7f\u3044\u5206\u3051\u308b\u306e\u304c\u6700\u77ed\u30eb\u30fc\u30c8\u3067\u3059\u3002<\/p>\n<h3>\u8907\u5408\u6a5f\u304cOAuth\u975e\u5bfe\u5fdc\u306e\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u306e\u307e\u307e\u306e\u5834\u5408<\/h3>\n<p>\u307e\u305a\u30e1\u30fc\u30ab\u30fc\u306e\u30b5\u30dd\u30fc\u30c8\u30da\u30fc\u30b8\u3067\u3001\u578b\u756a\u306b\u5bfe\u3059\u308bOAuth 2.0\u5bfe\u5fdc\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u306e\u63d0\u4f9b\u72b6\u6cc1\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u63d0\u4f9b\u3055\u308c\u3066\u3044\u308c\u3070\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u66f4\u65b0\u3068\u518d\u8a2d\u5b9a\u3067\u5b8c\u4e86\u3067\u3059\u3002<\/p>\n<p>\u63d0\u4f9b\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u9078\u629e\u80a2\u306f\u300c\u6a5f\u5668\u306e\u5165\u308c\u66ff\u3048\u300d\u304b\u300c\u9001\u4fe1\u5148\u306e\u4ed8\u3051\u66ff\u3048\u300d\u306e2\u629e\u306b\u306a\u308a\u307e\u3059\u3002\u30ea\u30fc\u30b9\u6b8b\u5b58\u671f\u9593\u304c\u9577\u3044\u6a5f\u5668\u3092\u5165\u308c\u66ff\u3048\u308b\u306e\u306f\u6295\u8cc7\u5bfe\u52b9\u679c\u304c\u60aa\u3044\u305f\u3081\u3001<strong>SMTP\u30ea\u30ec\u30fc\u30b5\u30fc\u30d3\u30b9\u306b\u9001\u4fe1\u5148\u3092\u5411\u3051\u76f4\u3059\u306e\u304c\u73fe\u5b9f\u7684<\/strong>\u3067\u3059\u3002\u8a2d\u5b9a\u5909\u66f4\u306f\u6a5f\u5668\u306e\u7ba1\u7406\u753b\u9762\u304b\u3089\u884c\u3048\u3001\u62e0\u70b9\u304c\u8907\u6570\u3042\u3063\u3066\u3082\u540c\u3058\u624b\u9806\u3067\u5bfe\u5fdc\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3>\u81ea\u793e\u958b\u767a\u306e\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u304b\u3089\u30e1\u30fc\u30eb\u9001\u4fe1\u3057\u3066\u3044\u308b\u5834\u5408<\/h3>\n<p>\u6539\u4fee\u53ef\u80fd\u306a\u30b7\u30b9\u30c6\u30e0\u3067\u3042\u308c\u3070\u3001OAuth 2.0\u5bfe\u5fdc\u304c\u672c\u7b4b\u3067\u3059\u3002\u305f\u3060\u3057<strong>\u6539\u4fee\u306b\u306f\u8a2d\u8a08\u30fb\u5b9f\u88c5\u30fb\u30c6\u30b9\u30c8\u30fb\u30ea\u30ea\u30fc\u30b9\u306e\u5de5\u7a0b\u304c\u5fc5\u8981\u3067\u3001\u30ea\u30ea\u30fc\u30b9\u67a0\u306e\u78ba\u4fdd\u304c12\u6708\u672b\u306b\u9593\u306b\u5408\u3046\u304b<\/strong>\u3092\u5148\u306b\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u9593\u306b\u5408\u308f\u306a\u3044\u898b\u8fbc\u307f\u306a\u3089\u3001SMTP\u306e\u63a5\u7d9a\u5148\u3060\u3051\u3092\u5dee\u3057\u66ff\u3048\u308b\u66ab\u5b9a\u5bfe\u5fdc\u3092\u5148\u306b\u5165\u308c\u3001OAuth\u5bfe\u5fdc\u306f\u6b21\u671f\u30ea\u30ea\u30fc\u30b9\u306b\u56de\u3059\u3068\u3044\u3046\u4e8c\u6bb5\u69cb\u3048\u304c\u6709\u52b9\u3067\u3059\u3002\u63a5\u7d9a\u5148\u306e\u5909\u66f4\u306f\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306e\u6570\u884c\u3067\u6e08\u3080\u3053\u3068\u304c\u591a\u304f\u3001\u30ea\u30b9\u30af\u3082\u9650\u5b9a\u7684\u3067\u3059\u3002<\/p>\n<h3>\u30e1\u30eb\u30de\u30ac\u3084\u5927\u91cf\u914d\u4fe1\u3092Exchange Online\u304b\u3089\u9001\u3063\u3066\u3044\u308b\u5834\u5408<\/h3>\n<p>Exchange Online\u306eSMTP AUTH\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u9001\u4fe1\u306b\u306f\u3001\u5927\u91cf\u914d\u4fe1\u3092\u524d\u63d0\u3068\u3057\u306a\u3044\u9001\u4fe1\u4e0a\u9650\u304c\u8a2d\u3051\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001<strong>\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u5358\u4f4d\u30671\u65e5\u3042\u305f\u308a10,000\u4ef6\u306e\u5b9b\u5148\u30011\u5206\u3042\u305f\u308a30\u901a<\/strong>\u3068\u3044\u3046\u4e0a\u9650\u3067\u3059\uff08Microsoft\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3002\u5236\u9650\u5024\u306f\u5909\u66f4\u3055\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\uff09\u3002<\/p>\n<p>\u6570\u5343\u301c\u6570\u4e07\u901a\u306e\u30e1\u30eb\u30de\u30ac\u3084\u4e00\u6589\u901a\u77e5\u3092Exchange Online\u7d4c\u7531\u3067\u9001\u3063\u3066\u3044\u308b\u5834\u5408\u3001\u57fa\u672c\u8a8d\u8a3c\u5ec3\u6b62\u3092\u6a5f\u306b\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u3078\u79fb\u884c\u3059\u308b\u306e\u304c\u59a5\u5f53\u3067\u3059\u3002\u914d\u4fe1\u901f\u5ea6\u30fb\u5230\u9054\u7387\u30fb\u52b9\u679c\u6e2c\u5b9a\u306e\u3044\u305a\u308c\u306e\u9762\u3067\u3082\u3001\u5c02\u7528\u57fa\u76e4\u306e\u307b\u3046\u304c\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2>2026\u5e7412\u6708\u672b\u307e\u3067\u306e\u9006\u7b97\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb<\/h2>\n<p>\u6b8b\u3055\u308c\u305f\u6642\u9593\u306f\u7d043\u304b\u6708\u3067\u3059\u3002\u4ee5\u4e0b\u306e\u30da\u30fc\u30b9\u3067\u9032\u3081\u308c\u3070\u3001\u5e74\u672b\u306e\u505c\u6b62\u3092\u56de\u907f\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><strong>STEP 1\uff082026\u5e749\u6708\u4e2d\uff09\uff1a\u5f71\u97ff\u7bc4\u56f2\u306e\u78ba\u5b9a<\/strong><br \/>\nExchange\u7ba1\u7406\u30bb\u30f3\u30bf\u30fc\u306eSMTP\u8a8d\u8a3c\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u9001\u4fe1\u30ec\u30dd\u30fc\u30c8\u3092\u53d6\u5f97\u3057\u3001\u68da\u5378\u3057\u30b7\u30fc\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u62e0\u70b9\u306e\u8907\u5408\u6a5f\u306f\u60c5\u5831\u30b7\u30b9\u30c6\u30e0\u90e8\u9580\u3060\u3051\u3067\u306f\u628a\u63e1\u3057\u304d\u308c\u306a\u3044\u305f\u3081\u3001\u5404\u62e0\u70b9\u306e\u7dcf\u52d9\u62c5\u5f53\u306b\u578b\u756a\u306e\u7167\u4f1a\u3092\u304b\u3051\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n<p><strong>STEP 2\uff082026\u5e7410\u6708\u4e2d\uff09\uff1a\u5bfe\u5fdc\u65b9\u91dd\u306e\u6c7a\u5b9a\u3068\u4e88\u7b97\u78ba\u4fdd<\/strong><br \/>\n\u6a5f\u5668\u3054\u3068\u306bOAuth\u5bfe\u5fdc\u30fb\u6a5f\u5668\u5165\u66ff\u30fb\u30ea\u30ec\u30fc\u30b5\u30fc\u30d3\u30b9\u306e\u3044\u305a\u308c\u304b\u3092\u5272\u308a\u632f\u308a\u307e\u3059\u3002\u8cbb\u7528\u304c\u767a\u751f\u3059\u308b\u3082\u306e\u306f\u3001\u3053\u306e\u6642\u70b9\u3067\u7a1f\u8b70\u3092\u901a\u3057\u3066\u304a\u304b\u306a\u3044\u3068\u5e74\u5185\u306e\u5b9f\u884c\u306f\u56f0\u96e3\u3067\u3059\u3002<\/p>\n<p><strong>STEP 3\uff082026\u5e7411\u6708\u4e2d\uff09\uff1a\u8a2d\u5b9a\u5909\u66f4\u3068\u30c6\u30b9\u30c8\u9001\u4fe1<\/strong><br \/>\n\u5b9f\u969b\u306e\u5207\u308a\u66ff\u3048\u4f5c\u696d\u3092\u884c\u3044\u307e\u3059\u3002\u30c6\u30b9\u30c8\u3067\u306f\u300c\u793e\u5185\u5b9b\u300d\u3060\u3051\u3067\u306a\u304f\u300cGmail\u5b9b\u300d\u300c\u30ad\u30e3\u30ea\u30a2\u30e1\u30fc\u30eb\u5b9b\u300d\u306e3\u30d1\u30bf\u30fc\u30f3\u3092\u5fc5\u305a\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u793e\u5185\u5b9b\u3060\u3051\u901a\u3063\u3066\u5916\u90e8\u5b9b\u304c\u843d\u3061\u308b\u3001\u3068\u3044\u3046\u4e8b\u6545\u304c\u6700\u3082\u591a\u3044\u30d1\u30bf\u30fc\u30f3\u3067\u3059\u3002<\/p>\n<p><strong>STEP 4\uff082026\u5e7412\u6708\u4e0a\u65ec\uff09\uff1a\u6700\u7d42\u78ba\u8a8d\u3068\u66ab\u5b9a\u63aa\u7f6e\u306e\u5224\u65ad<\/strong><br \/>\n\u3069\u3046\u3057\u3066\u3082\u9593\u306b\u5408\u308f\u306a\u3044\u6a5f\u5668\u304c\u6b8b\u3063\u305f\u5834\u5408\u306e\u307f\u3001\u7ba1\u7406\u8005\u6a29\u9650\u3067SMTP AUTH\u3092\u660e\u793a\u7684\u306b\u6709\u52b9\u5316\u3057\u3066\u5ef6\u547d\u3057\u307e\u3059\u3002\u305d\u306e\u969b\u306f\u5bfe\u8c61\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u3092\u9650\u5b9a\u3057\u3001\u671f\u9650\u3092\u6c7a\u3081\u3066\u53f0\u5e33\u306b\u8a18\u9332\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n<p><strong>STEP 5\uff08\u5207\u308a\u66ff\u3048\u5f8c\uff09\uff1a\u9001\u4fe1\u30ed\u30b0\u306e\u76e3\u8996<\/strong><br \/>\n\u5207\u308a\u66ff\u3048\u304b\u3089\u6570\u9031\u9593\u306f\u3001\u30a8\u30e9\u30fc\u30e1\u30fc\u30eb\u306e\u767a\u751f\u72b6\u6cc1\u3068\u5230\u9054\u72b6\u6cc1\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u7279\u306b\u6708\u6b21\u30d0\u30c3\u30c1\u3084\u56db\u534a\u671f\u51e6\u7406\u306a\u3069\u3001\u983b\u5ea6\u306e\u4f4e\u3044\u9001\u4fe1\u51e6\u7406\u306f\u3001\u5207\u308a\u66ff\u3048\u5f8c\u306e\u521d\u56de\u5b9f\u884c\u307e\u3067\u554f\u984c\u304c\u8868\u9762\u5316\u3057\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2>\u57fa\u672c\u8a8d\u8a3c\u5ec3\u6b62\u5f8c\u3082\u30e1\u30fc\u30eb\u9001\u4fe1\u3092\u6b62\u3081\u306a\u3044\u306a\u3089\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u3092\u6d3b\u7528\u3059\u308b<\/h2>\n<p>Exchange Online\u306e\u57fa\u672c\u8a8d\u8a3c\u5ec3\u6b62\u306f\u3001\u7a81\u304d\u8a70\u3081\u308c\u3070\u300c\u696d\u52d9\u30e1\u30fc\u30eb\u306e\u9001\u4fe1\u7d4c\u8def\u3092\u3001\u8a8d\u8a3c\u5f37\u5316\u306b\u8010\u3048\u308b\u57fa\u76e4\u3078\u79fb\u3059\u300d\u3068\u3044\u3046\u8ab2\u984c\u3067\u3059\u3002\u6a5f\u5668\u30921\u53f0\u305a\u3064OAuth\u5bfe\u5fdc\u3055\u305b\u308b\u3088\u308a\u3082\u3001\u9001\u4fe1\u7d4c\u8def\u305d\u306e\u3082\u306e\u3092\u5c02\u7528\u306e\u30e1\u30fc\u30eb\u914d\u4fe1\u57fa\u76e4\u306b\u96c6\u7d04\u3057\u305f\u307b\u3046\u304c\u3001\u5de5\u6570\u3082\u5c06\u6765\u306e\u30ea\u30b9\u30af\u3082\u5c0f\u3055\u304f\u6e08\u307f\u307e\u3059\u3002<\/p>\n<h3>\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u3092\u4f7f\u3046\u30e1\u30ea\u30c3\u30c8<\/h3>\n<p>\u30b7\u30b9\u30c6\u30e0\u3084\u6a5f\u5668\u304b\u3089\u306e\u30e1\u30fc\u30eb\u9001\u4fe1\u3092\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u306b\u4efb\u305b\u308b\u3068\u3001\u9001\u4fe1\u57fa\u76e4\u5074\u306e\u8a8d\u8a3c\u65b9\u5f0f\u306e\u5909\u66f4\u306b\u306f\u4e8b\u696d\u8005\u5074\u3067\u5bfe\u5fdc\u3055\u308c\u308b\u307b\u304b\u3001\u5230\u9054\u7387\u3084\u904b\u7528\u9762\u3067\u3082\u660e\u78ba\u306a\u5229\u70b9\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<div class=\"list04\">\n<ul>\n<li><strong>\u9001\u4fe1\u5143\u3092\u96c6\u7d04\u3067\u304d\u308b<\/strong>\uff1a\u8907\u6570\u62e0\u70b9\u30fb\u8907\u6570\u30b7\u30b9\u30c6\u30e0\u306e\u9001\u4fe1\u7d4c\u8def\u3092\u4e00\u672c\u5316\u3057\u3001\u7ba1\u7406\u5bfe\u8c61\u3092\u6e1b\u3089\u305b\u308b<\/li>\n<li><strong>\u5230\u9054\u7387\u3092\u4e8b\u696d\u8005\u304c\u62c5\u4fdd\u3059\u308b<\/strong>\uff1aIP\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u7ba1\u7406\u3084SPF\/DKIM\/DMARC\u5bfe\u5fdc\u3092\u4efb\u305b\u3089\u308c\u308b<\/li>\n<li><strong>\u30b5\u30fc\u30d0\u30fc\u69cb\u7bc9\u30fb\u904b\u7528\u304c\u4e0d\u8981<\/strong>\uff1a\u81ea\u793e\u3067SMTP\u30b5\u30fc\u30d0\u30fc\u3092\u7acb\u3066\u308b\u5834\u5408\u306e\u69cb\u7bc9\u30b3\u30b9\u30c8\u3068\u4fdd\u5b88\u8ca0\u8377\u304c\u767a\u751f\u3057\u306a\u3044<\/li>\n<li><strong>\u9001\u4fe1\u72b6\u6cc1\u3092\u53ef\u8996\u5316\u3067\u304d\u308b<\/strong>\uff1a\u914d\u4fe1\u30ed\u30b0\u3067\u30a8\u30e9\u30fc\u306e\u539f\u56e0\u3092\u8ffd\u8de1\u3067\u304d\u3001\u969c\u5bb3\u5bfe\u5fdc\u304c\u901f\u304f\u306a\u308b<\/li>\n<\/ul>\n<\/div>\n<p>\u7279\u306b\u3001\u4eca\u56de\u306e\u3088\u3046\u306a\u5916\u90e8\u8981\u56e0\u306b\u3088\u308b\u4ed5\u69d8\u5909\u66f4\u304c\u4eca\u5f8c\u3082\u8d77\u3053\u308b\u3053\u3068\u3092\u8003\u3048\u308b\u3068\u3001<strong>\u30e1\u30fc\u30eb\u9001\u4fe1\u306e\u5c02\u9580\u4e8b\u696d\u8005\u306b\u57fa\u76e4\u3092\u9810\u3051\u3066\u304a\u304f\u3053\u3068\u81ea\u4f53\u304c\u30ea\u30b9\u30af\u30d8\u30c3\u30b8<\/strong>\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3>\u304a\u3059\u3059\u3081\u306e\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u300cblastengine\u300d<\/h3>\n<p><a href=\"https:\/\/blastengine.jp\/\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2025\/10\/blastengine.jpg\" alt=\"blastengine\u306e\u30a2\u30a4\u30ad\u30e3\u30c3\u30c1\u753b\u50cf\" width=\"1303\" height=\"590\" class=\"alignnone wp-image-19575 size-full\" \/><\/a><\/p>\n<p>blastengine\uff08\u30d6\u30e9\u30b9\u30c8\u30a8\u30f3\u30b8\u30f3\uff09\u306f\u3001\u65e2\u5b58\u306e\u30b7\u30b9\u30c6\u30e0\u3084\u6a5f\u5668\u3068SMTP\u30ea\u30ec\u30fc\u3067\u63a5\u7d9a\u3059\u308b\u304b\u3001API\u3067\u9023\u643a\u3059\u308b\u3053\u3068\u3067\u30e1\u30fc\u30eb\u3092\u914d\u4fe1\u3067\u304d\u308b\u30b5\u30fc\u30d3\u30b9\u3067\u3059\u3002Exchange Online\u306e\u57fa\u672c\u8a8d\u8a3c\u5ec3\u6b62\u3078\u306e\u5bfe\u5fdc\u3068\u3057\u3066\u306f\u3001\u8907\u5408\u6a5f\u3084\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u306eSMTP\u8a2d\u5b9a\u3092blastengine\u306b\u5411\u3051\u76f4\u3059\u3060\u3051\u3067\u79fb\u884c\u304c\u5b8c\u4e86\u3059\u308b\u305f\u3081\u3001\u6a5f\u5668\u306e\u6539\u4fee\u3084\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u66f4\u65b0\u3092\u5f85\u3064\u5fc5\u8981\u304c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<div class=\"list04\">\n<ul>\n<li><strong>SMTP\u30ea\u30ec\u30fc\u5bfe\u5fdc<\/strong>\uff1a\u9001\u4fe1\u5148\u306e\u30db\u30b9\u30c8\u540d\u30fb\u30dd\u30fc\u30c8\u30fb\u8a8d\u8a3c\u60c5\u5831\u3092\u5909\u66f4\u3059\u308b\u3060\u3051\u3067\u3001OAuth\u975e\u5bfe\u5fdc\u306e\u6a5f\u5668\u304b\u3089\u3082\u9001\u4fe1\u3092\u7d99\u7d9a\u3067\u304d\u308b<\/li>\n<li><strong>API\u9023\u643a\uff08RESTful API\uff09<\/strong>\uff1a\u81ea\u793e\u958b\u767a\u30b7\u30b9\u30c6\u30e0\u304b\u3089\u306f\u3001SMTP\u3092\u4ecb\u3055\u305aAPI\u7d4c\u7531\u3067\u76f4\u63a5\u9001\u4fe1\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd<\/li>\n<li><strong>99%\u4ee5\u4e0a\u306e\u9ad8\u3044\u30e1\u30fc\u30eb\u5230\u9054\u7387<\/strong>\uff1a\u56fd\u5185\u30ad\u30e3\u30ea\u30a2\u30fbISP\u3078\u306e\u500b\u5225\u9001\u4fe1\u30ed\u30b8\u30c3\u30af\u306b\u3088\u308a\u3001\u5c4a\u304d\u306b\u304f\u3044\u5b9b\u5148\u306b\u3082\u78ba\u5b9f\u306b\u914d\u4fe1<\/li>\n<li><strong>IP\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u7ba1\u7406<\/strong>\uff1a\u30b5\u30fc\u30d0\u30fc\u306e\u904b\u7528\u30fb\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3092blastengine\u5074\u3067\u884c\u3046\u305f\u3081\u3001\u5e38\u306b\u9ad8\u3044\u9001\u4fe1\u8005\u8a55\u4fa1\u3092\u7dad\u6301\u3067\u304d\u308b<\/li>\n<li><strong>SPF\/DKIM\/DMARC\u5bfe\u5fdc<\/strong>\uff1a\u9001\u4fe1\u30c9\u30e1\u30a4\u30f3\u8a8d\u8a3c\u306b\u6a19\u6e96\u5bfe\u5fdc\u3057\u3001\u306a\u308a\u3059\u307e\u3057\u30fb\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u3092\u56de\u907f<\/li>\n<li><strong>\u30d0\u30a6\u30f3\u30b9\u30e1\u30fc\u30eb\u81ea\u52d5\u5bfe\u5fdc\u3068\u914d\u4fe1\u30ed\u30b0\u7ba1\u7406<\/strong>\uff1a\u30a8\u30e9\u30fc\u306e\u767a\u751f\u72b6\u6cc1\u3092\u78ba\u8a8d\u3067\u304d\u3001\u539f\u56e0\u306e\u5207\u308a\u5206\u3051\u304c\u30b9\u30e0\u30fc\u30ba<\/li>\n<\/ul>\n<\/div>\n<p>\u521d\u671f\u8cbb\u7528\u306f\u7121\u6599\u3067\u3001\u6708\u984d3,000\u5186\u304b\u3089\u5229\u7528\u3067\u304d\u307e\u3059\u3002\u65e5\u672c\u8a9e\u3067\u306e\u96fb\u8a71\u30fb\u30e1\u30fc\u30eb\u306b\u3088\u308b\u30c6\u30af\u30cb\u30ab\u30eb\u30b5\u30dd\u30fc\u30c8\u306b\u3082\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u305f\u3081\u300112\u6708\u672b\u306e\u671f\u9650\u307e\u3067\u306b\u78ba\u5b9f\u306b\u79fb\u884c\u3092\u7d42\u3048\u305f\u3044\u60c5\u5831\u30b7\u30b9\u30c6\u30e0\u62c5\u5f53\u8005\u306b\u3068\u3063\u3066\u73fe\u5b9f\u7684\u306a\u9078\u629e\u80a2\u3067\u3059\u3002\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306e\u5165\u529b\u306e\u307f\u3067\u7121\u6599\u30c8\u30e9\u30a4\u30a2\u30eb\u304c\u53ef\u80fd\u3067\u3059\u306e\u3067\u3001\u307e\u305a\u306f\u81ea\u793e\u306e\u8907\u5408\u6a5f\u3084\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u304b\u3089\u30c6\u30b9\u30c8\u9001\u4fe1\u3092\u8a66\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div class=\"su-button-center\"><a href=\"https:\/\/blastengine.jp\/\" class=\"su-button su-button-style-flat event_bnr\" style=\"color:#FFFFFF;background-color:#c12620;border-color:#9b1f1a;border-radius:5px\" target=\"_self\"><span style=\"color:#FFFFFF;padding:0px 34px;font-size:25px;line-height:50px;border-color:#d46863;border-radius:5px;text-shadow:none\"> blastengine\u3092\u7121\u6599\u3067\u8a66\u3059 &gt;<\/span><\/a><\/div>\n<p>\u30d6\u30e9\u30b9\u30c8\u30a8\u30f3\u30b8\u30f3\u516c\u5f0f\u30b5\u30a4\u30c8\uff1ahttps:\/\/blastengine.jp\/<\/p>\n<h3>\u304a\u3059\u3059\u3081\u306e\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u300c\u30d6\u30e9\u30b9\u30c8\u30e1\u30fc\u30eb\u300d<\/h3>\n<p><a href=\"https:\/\/blastmail.jp\/\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" src=\"https:\/\/blastmail.jp\/blog\/wp-content\/uploads\/2024\/07\/blastmail-top.jpg\" alt=\"\u30d6\u30e9\u30b9\u30c8\u30e1\u30fc\u30eb\u306e\u30ad\u30e3\u30c3\u30c1\u753b\u50cf\" width=\"1200\" height=\"630\" class=\"alignnone wp-image-15955 size-full\" \/><\/a><\/p>\n<p>\u30b7\u30b9\u30c6\u30e0\u304b\u3089\u306e\u81ea\u52d5\u901a\u77e5\u3067\u306f\u306a\u304f\u3001\u62c5\u5f53\u8005\u304c\u753b\u9762\u4e0a\u3067\u4f5c\u6210\u3059\u308b\u30e1\u30eb\u30de\u30ac\u3084\u4e00\u6589\u901a\u77e5\u3092Exchange Online\u304b\u3089\u9001\u3063\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u30d6\u30e9\u30b9\u30c8\u30e1\u30fc\u30eb\u304c\u9069\u3057\u3066\u3044\u307e\u3059\u300215\u5e74\u9023\u7d9a\u3067\u5c0e\u5165\u793e\u6570\u30b7\u30a7\u30a2No.1\u3092\u7372\u5f97\u3057\u3066\u304a\u308a\u3001\u5c0e\u5165\u5b9f\u7e3e\u306f27,000\u793e\u4ee5\u4e0a\u3002\u5c02\u9580\u77e5\u8b58\u304c\u306a\u304f\u3066\u3082\u76f4\u611f\u7684\u306b\u64cd\u4f5c\u3067\u304d\u308b\u7ba1\u7406\u753b\u9762\u304c\u7279\u5fb4\u3067\u3059\u3002<\/p>\n<div class=\"list04\">\n<ul>\n<li><strong>HTML\u30e1\u30fc\u30eb\u4f5c\u6210<\/strong>\uff1a\u30ce\u30fc\u30b3\u30fc\u30c9\u30a8\u30c7\u30a3\u30bf\u3067\u3001\u30c7\u30b6\u30a4\u30f3\u6027\u306e\u9ad8\u3044\u30e1\u30fc\u30eb\u3092\u4f5c\u6210\u3067\u304d\u308b<\/li>\n<li><strong>\u8ff7\u60d1\u30e1\u30fc\u30eb\u5224\u5b9a\u5bfe\u7b56<\/strong>\uff1aSPF\/DKIM\u306b\u5bfe\u5fdc\u3057\u3001Gmail\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306b\u3082\u6e96\u62e0<\/li>\n<li><strong>\u52b9\u679c\u6e2c\u5b9a<\/strong>\uff1a\u958b\u5c01\u7387\u30fb\u30af\u30ea\u30c3\u30af\u7387\u30fb\u30a8\u30e9\u30fc\u30ab\u30a6\u30f3\u30c8\u3092\u78ba\u8a8d\u3057\u3001\u6b21\u306e\u914d\u4fe1\u306b\u6d3b\u304b\u305b\u308b<\/li>\n<li><strong>API\u9023\u643a<\/strong>\uff1aMA\u30fbCRM\u306a\u3069\u4ed6\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u81ea\u52d5\u9023\u643a\u306b\u3082\u5bfe\u5fdc<\/li>\n<\/ul>\n<\/div>\n<p>Exchange Online\u306e\u9001\u4fe1\u4e0a\u9650\u3092\u6c17\u306b\u305b\u305a\u5927\u91cf\u914d\u4fe1\u304c\u3067\u304d\u308b\u305f\u3081\u3001\u57fa\u672c\u8a8d\u8a3c\u5ec3\u6b62\u3092\u6a5f\u306b\u30e1\u30eb\u30de\u30ac\u914d\u4fe1\u57fa\u76e4\u3092\u898b\u76f4\u3057\u305f\u3044\u4f01\u696d\u306b\u3082\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<div class=\"su-button-center\"><a href=\"https:\/\/blastmail.jp\/\" class=\"su-button su-button-style-flat event_bnr\" style=\"color:#FFFFFF;background-color:#c12620;border-color:#9b1f1a;border-radius:5px\" target=\"_self\"><span style=\"color:#FFFFFF;padding:0px 34px;font-size:25px;line-height:50px;border-color:#d46863;border-radius:5px;text-shadow:none\"> \u30d6\u30e9\u30b9\u30c8\u30e1\u30fc\u30eb\u3092\u7121\u6599\u3067\u8a66\u3059 &gt;<\/span><\/a><\/div>\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8\uff1a<a href=\"https:\/\/blastmail.jp\/\">\u30b7\u30a7\u30a21\u4f4d\u306e\u30e1\u30fc\u30eb\u914d\u4fe1\u30b7\u30b9\u30c6\u30e0\u300c\u30d6\u30e9\u30b9\u30c8\u30e1\u30fc\u30eb\u300d<\/a><\/p>\n<div class=\"blog-faq\"><h2 class=\"blog-faq__title\">FAQ<\/h2><dl class=\"blog-faq__list\">\n<dt class=\"blog-faq__question\">Exchange Online\u306e\u57fa\u672c\u8a8d\u8a3c\uff08SMTP AUTH\uff09\u306f\u3044\u3064\u5ec3\u6b62\u3055\u308c\u307e\u3059\u304b\uff1f<\/dt><dd class=\"blog-faq__answer\">A\uff1a2026\u5e741\u670827\u65e5\u306eMicrosoft\u516c\u5f0f\u767a\u8868\u306b\u3088\u308b\u3068\u30012026\u5e7412\u6708\u672b\u306b\u65e2\u5b58\u30c6\u30ca\u30f3\u30c8\u3067\u65e2\u5b9a\u304c\u7121\u52b9\u5316\u3055\u308c\u307e\u3059\u3002\u5b8c\u5168\u306a\u524a\u9664\u3067\u306f\u306a\u304f\u3001\u7ba1\u7406\u8005\u304c\u660e\u793a\u7684\u306b\u6709\u52b9\u5316\u3059\u308c\u3070\u7d99\u7d9a\u5229\u7528\u306f\u53ef\u80fd\u3067\u3059\u3002\u6700\u7d42\u7684\u306a\u524a\u9664\u65e5\u306f2027\u5e74\u5f8c\u534a\u306b\u3042\u3089\u305f\u3081\u3066\u767a\u8868\u3055\u308c\u308b\u4e88\u5b9a\u3067\u3059\u3002\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u306f\u5909\u66f4\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001Microsoft\u516c\u5f0f\u30d6\u30ed\u30b0\u3067\u6700\u65b0\u60c5\u5831\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/dd>\n<dt class=\"blog-faq__question\">\u57fa\u672c\u8a8d\u8a3c\u304c\u5ec3\u6b62\u3055\u308c\u308b\u3068\u3001\u5177\u4f53\u7684\u306b\u4f55\u304c\u4f7f\u3048\u306a\u304f\u306a\u308a\u307e\u3059\u304b\uff1f<\/dt><dd class=\"blog-faq__answer\">A\uff1a\u30e6\u30fc\u30b6\u30fc\u540d\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u306b\u3088\u308bSMTP 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