何年か続いていたMail Transfer Agent (MTA)への攻撃が7月2日をもって止みました．<\/p>\n\n\n\n
2年前からの不正なアクセスのIPアドレスを全部 たぶんまた何か月か経ったら新しいIPアドレス（＝ボット）を使って攻撃してくるとは思いますが．<\/p>\n","protected":false},"excerpt":{"rendered":" \u4f55\u5e74\u304b\u7d9a\u3044\u3066\u3044\u305fMail Transfer Agent (MTA)\u3078\u306e\u653b\u6483\u304c7\u67082\u65e5\u3092\u3082\u3063\u3066\u6b62\u307f\u307e\u3057\u305f\uff0e 2\u5e74\u524d\u304b\u3089\u306e\u4e0d\u6b63\u306a\u30a2\u30af\u30bb\u30b9\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u5168\u90e8iptables\u3067 “DROP” \u3057\u3066\u3044\u307e\u3059\uff0e\u305d\u306e\u6570\u306f7000\u4f59\u308a\u3067\u3059\uff0e \u305f\u3076\u3093\u307e\u305f\u4f55\u304b\u6708\u304b\u7d4c\u3063\u305f\u3089\u65b0\u3057\u3044IP\u30a2\u30c9\u30ec\u30b9\uff08\uff1d\u30dc\u30c3\u30c8\uff09\u3092\u4f7f\u3063\u3066\u653b\u6483\u3057\u3066\u304f\u308b\u3068\u306f\u601d\u3044\u307e\u3059\u304c\uff0e<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_daextam_enable_autolinks":"","footnotes":""},"categories":[8,10],"tags":[],"class_list":["post-21574","post","type-post","status-publish","format-standard","hentry","category-linux","category-network"],"publishpress_future_action":{"enabled":false,"date":"2026-04-15 14:02:20","action":"change-status","newStatus":"draft","terms":[],"taxonomy":"category","extraData":[]},"publishpress_future_workflow_manual_trigger":{"enabledWorkflows":[]},"_links":{"self":[{"href":"https:\/\/je1sgh.mydns.jp\/je1sghblog\/index.php?rest_route=\/wp\/v2\/posts\/21574","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/je1sgh.mydns.jp\/je1sghblog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/je1sgh.mydns.jp\/je1sghblog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/je1sgh.mydns.jp\/je1sghblog\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/je1sgh.mydns.jp\/je1sghblog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=21574"}],"version-history":[{"count":0,"href":"https:\/\/je1sgh.mydns.jp\/je1sghblog\/index.php?rest_route=\/wp\/v2\/posts\/21574\/revisions"}],"wp:attachment":[{"href":"https:\/\/je1sgh.mydns.jp\/je1sghblog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=21574"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/je1sgh.mydns.jp\/je1sghblog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=21574"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/je1sgh.mydns.jp\/je1sghblog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=21574"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}iptables<\/code>で “DROP” しています．その数は7000余りです．<\/p>\n\n\n\n