{"id":2990,"date":"2024-06-12T10:13:15","date_gmt":"2024-06-12T01:13:15","guid":{"rendered":"https:\/\/kiwamaqs.com\/weblog\/?p=2990"},"modified":"2024-06-14T23:28:25","modified_gmt":"2024-06-14T14:28:25","slug":"tls-version","status":"publish","type":"post","link":"https:\/\/kiwamaqs.com\/weblog\/tls-version\/","title":{"rendered":"smtpd: warning: TLS library problem: error:1404A42E:SSL routines:ST_ACCEPT:tlsv1 alert protocol version:\/AppleInternal\/Library\/BuildRoots\/bc10cbcd-3cda-11ee-b8ac-16228a05f5d2\/Library\/Caches\/com.apple.xbs\/Sources\/libressl\/libressl-3.3\/ssl\/tls13_lib.c:151\u306e\u5bfe\u51e6\u6cd5"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Postfix\u306e\u8a2d\u5b9a\u4e2d\u3001\u304b\u306a\u308a\u30ec\u30a2\u30a8\u30e9\u30fc\u304c\u51fa\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">GPT\u5148\u751f\u306b\u805e\u3044\u3066\u307f\u308b\u3068\u3001\u76f8\u624b\u3068\u306eTLS\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u3042\u3063\u3066\u3044\u307e\u305b\u3093\u3088\u3068\u306e\u3053\u3068\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u76f8\u624b\u3063\u3066\u8ab0\u3084\u3002\u5929\u4e0b\u306eGoogle\u5148\u751f\u304b\uff1f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u81ea\u5206\u306eTLS\u3092<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">openssl s_client -connect maydomain.com:587 -starttls smtp<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u78ba\u304b\u3081\u308b\u3068v1.3\u3068\u51fa\u3066\u304d\u3066\u3001\u4e00\u5fdc\u6700\u65b0\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3067\u8272\u3005\u8abf\u3079\u3066\u307f\u308b\u3068\u3053\u306e<a href=\"https:\/\/www.postfix-jp.info\/trans-2.3\/jhtml\/TLS_README.html\">Postfix\u306eTLS\u306e\u30da\u30fc\u30b8<\/a>\u306b\u884c\u304d\u3064\u304d\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u65e5\u672c\u8a9e\u3067\u66f8\u3044\u3066\u3042\u3063\u3066\u975e\u5e38\u306b\u308f\u304b\u308a\u3084\u3059\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Postfix\u306e\u76f8\u624b\u306b\u8981\u6c42\u3059\u308bTLS\u306e\u30ec\u30d9\u30eb\u3092\u660e\u8a18\u3067\u304d\u308b\u305d\u3046\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><s>\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f\u3001<\/s><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><s><a href=\"https:\/\/www.postfix-jp.info\/trans-2.3\/jhtml\/postconf.5.html#smtp_tls_security_level\">smtp_tls_security_level<\/a>\u00a0= none<\/s><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><s>\u3089\u3057\u3044\u306e\u3067\u3059\u304c\u3001\u8a33\u3082\u308f\u304b\u3089\u305a= may\u306b\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/s><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><s>=none\u306b\u5909\u3048\u308b\u3068\u3001\u30ed\u30b0\u3067v1.2\u3067\u63a5\u7d9a\u3057\u305f\u3088\u3068\u304d\u305f\u306e\u3067\u3001<\/s><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><s>\u304a\u305d\u3089\u304f\u3069\u3053\u304b\u306e\u30ec\u30d9\u30eb\u3067TLS\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u4e0b\u304c\u3063\u3066\u3044\u305f\u306e\u3060\u3068\u601d\u3044\u307e\u3059\u3002<\/s><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7d14\u7c8b\u306btelnet\u3092\u4f7f\u3046\u3068TLS1.0\u3067\u63a5\u7d9a\u3092\u8a66\u307f\u308b\u305d\u3046\u3067\u3059\u3002(2024.6.14\u4fee\u6b63)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u3067\u30e1\u30fc\u30eb\u304c\u9001\u308c\u308b\u304b\u3068\u601d\u3044\u304d\u3084\u6700\u7d42\u7684\u306b\u30a8\u30e9\u30fc\u3092\u5410\u304b\u305a\u306b\u30e1\u30fc\u30eb\u304c\u5c4a\u304b\u306a\u3044\u72b6\u614b\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f8c\u306e\u5fc3\u5f53\u305f\u308a\u306f\u3001smpt.google.com\u3068\u306e\u30ea\u30ec\u30fc\u304c\u3046\u307e\u304f\u3044\u3063\u3066\u3044\u306a\u3044\u3093\u3067\u3059\u306d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u6642\u671f\u958b\u901a\u3057\u3066\u3044\u305f\u5f62\u8de1\u306f\u3042\u308b\u306e\u3067\u3001\u305d\u306e\u8fba\u3092\u4e2d\u5fc3\u306b\u6642\u9593\u304c\u3042\u308b\u6642\u306b\u898b\u76f4\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3082\u3046\u4e00\u6b69\u306e\u3068\u3053\u308d\u307e\u3067\u6765\u3066\u3044\u308b\u3068\u601d\u3046\u3093\u3067\u3059\u304c\u30fb\u30fb\u30fb<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Postfix\u306e\u8a2d\u5b9a\u4e2d\u3001\u304b\u306a\u308a\u30ec\u30a2\u30a8\u30e9\u30fc\u304c\u51fa\u307e\u3057\u305f\u3002 GPT\u5148\u751f\u306b\u805e\u3044\u3066\u307f\u308b\u3068\u3001\u76f8\u624b\u3068\u306eTLS\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u3042\u3063\u3066\u3044\u307e\u305b\u3093\u3088\u3068\u306e\u3053\u3068\u3002 \u76f8\u624b\u3063\u3066\u8ab0\u3084\u3002\u5929\u4e0b\u306eGoogle\u5148\u751f\u304b\uff1f \u81ea\u5206\u306eTLS\u3092 openssl s_cli [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0,"_lightning_design_setting":{"layout":"default"},"footnotes":""},"categories":[4],"tags":[],"class_list":["post-2990","post","type-post","status-publish","format-standard","hentry","category-mac"],"_links":{"self":[{"href":"https:\/\/kiwamaqs.com\/weblog\/wp-json\/wp\/v2\/posts\/2990","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kiwamaqs.com\/weblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kiwamaqs.com\/weblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kiwamaqs.com\/weblog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/kiwamaqs.com\/weblog\/wp-json\/wp\/v2\/comments?post=2990"}],"version-history":[{"count":2,"href":"https:\/\/kiwamaqs.com\/weblog\/wp-json\/wp\/v2\/posts\/2990\/revisions"}],"predecessor-version":[{"id":2998,"href":"https:\/\/kiwamaqs.com\/weblog\/wp-json\/wp\/v2\/posts\/2990\/revisions\/2998"}],"wp:attachment":[{"href":"https:\/\/kiwamaqs.com\/weblog\/wp-json\/wp\/v2\/media?parent=2990"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kiwamaqs.com\/weblog\/wp-json\/wp\/v2\/categories?post=2990"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kiwamaqs.com\/weblog\/wp-json\/wp\/v2\/tags?post=2990"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}