{"id":80,"date":"2025-09-24T22:56:40","date_gmt":"2025-09-24T13:56:40","guid":{"rendered":"https:\/\/www.shuphy.com\/blog\/?p=80"},"modified":"2025-10-06T01:32:23","modified_gmt":"2025-10-05T16:32:23","slug":"%e9%81%8b%e7%94%a8%e6%97%a5%e8%a8%98%ef%bc%91","status":"publish","type":"post","link":"https:\/\/blog.shuphy.com\/?p=80","title":{"rendered":"\u904b\u7528\u65e5\u8a18\uff11"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u30d5\u30a1\u30a4\u30eb\u8ee2\u9001\u306fSCP(SFTP)\u3067<\/h2>\n\n\n\n<p>VPS \u3068\u304b\u3067\u6bce\u56de FTP \u30b5\u30fc\u30d0\u30fc\u3092\u8a2d\u5b9a\u3059\u308b\u306e\u304c\u3081\u3093\u3069\u304f\u3055\u3059\u304e\u308b\u3002<br>\u305d\u3053\u3067\u3001\u306a\u3093\u304b\u8abf\u3079\u308b\u3068 SSH \u3067\u30d5\u30a1\u30a4\u30eb\u8ee2\u9001\u3059\u308b SCP (SFTP\u3068\u3082\u547c\u3070\u308c\u308b)\u304c FileZilla \u3068\u304b\u305f\u3044\u3066\u3044\u306e FTP \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3067\u4f7f\u3048\u308b\u3063\u307d\u3044\u3002<br>SSH \u306f\u6700\u521d\u306b\u8a2d\u5b9a\u3059\u308b\u3093\u3067\u3001\u3058\u3083\u3042\u305d\u308c\u304c\u4e00\u756a\u65e9\u3044\u3067\u3059\u308f\u3001\u3068\u306a\u3063\u305f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3055\u304f\u3089\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u304b\u3089 HP \u79fb\u690d<\/h2>\n\n\n\n<p>Conoha \u3068\u3055\u304f\u3089\u3067\u4e8c\u3064\u3042\u308b\u610f\u5473\u304c\u306a\u3044\u306e\u3067\u3001\u3088\u308a\u81ea\u7531\u5ea6\u306e\u9ad8\u3044 VPS \u306b HP \u3092\u79fb\u690d\u3002<br>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30b5\u30a4\u30c9\u306e html \u3060\u3051\u306a\u306e\u3067\u3069\u3053\u306b\u3042\u3063\u305f\u3068\u3053\u308d\u3067\u3088\u3044\u3002<br>\u30d6\u30ed\u30b0\u8a18\u4e8b\u3063\u307d\u304f\u3067\u304d\u305d\u3046\u306a\u3082\u306e\u306f WordPress \u306b\u79fb\u690d\u3057\u3066\u3044\u304d\u305f\u3044\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">fail2ban \u5c0e\u5165<\/h2>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u306e\u30a2\u30af\u30bb\u30b9\u30ed\u30b0\u3092\u898b\u308b\u3068\u3001\u5c11\u306a\u304b\u3089\u305a\u7dcf\u5f53\u305f\u308a\u653b\u6483\u306e\u5f62\u8de1\u304c\u3042\u3063\u305f\u3002<br>\uff08\u4fbf\u5229\u30b5\u30a4\u30c8: <a href=\"https:\/\/ip-sc.net\/ja\">IP\u8abf\u67fb\u5175\u56e3<\/a>\uff09<br>VPS\u306e\u65b9\u3067\u3082\u6c17\u306b\u306a\u308b\u306e\u3067 fail2ban \u3068\u3044\u3046\u30a8\u30e9\u30fc\u3092\u7e70\u308a\u8fd4\u3059IP\u3092\u5f3e\u304f\u30b5\u30fc\u30d3\u30b9\u3092\u5165\u308c\u3066\u307f\u308b\u3002<\/p>\n\n\n\n<p>Debian \u306e apt \u306b\u3042\u3063\u305f\u3051\u308c\u3069\u3001\u305d\u306e\u307e\u307e\u3060\u3068\u306a\u3093\u304b\u52d5\u304b\u306a\u3044\u306e\u3067\u3001\u4ee5\u4e0b\u306e\u5bfe\u51e6\u3092\u8a66\u3059\u3068\u52d5\u3044\u3066\u304f\u308c\u305f\u3002<br><a href=\"https:\/\/superuser.com\/questions\/1830245\/i-cant-get-fail2ban-working-on-debian-12\">I can&#8217;t get fail2ban working on Debian 12<\/a><\/p>\n\n\n\n<p>Debian 12 \u3067\u306f nftables \u304c\u30c7\u30d5\u30a9\u30eb\u30c8\u306a\u306e\u306b iptables \u3092\u4f7f\u3046\u3088\u3046\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3001\/etc\/fail2ban\/jail.local&nbsp;\u306b\u4ee5\u4e0b\u3092\u66f8\u304f\u3002<\/p>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-1\" data-shcb-language-name=\"PHP\" data-shcb-language-slug=\"php\"><span><code class=\"hljs language-php\">&#91;<span class=\"hljs-keyword\">DEFAULT<\/span>]\nbanaction = nftables-multiport\nbanaction_allports = nftables-allports<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-1\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">PHP<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">php<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<p>\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f sshd \u306e\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u306e\u307f\u6709\u52b9\u306b\u306a\u3063\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<p>\u8a2d\u5b9a\u53c2\u8003<br><strong>Fail2ban &#8211; ssh \u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3092\u307e\u3068\u3081\u3066\u307f\u305f<\/strong><br><a href=\"https:\/\/zenn.dev\/y_mrok\/articles\/ssh_security_fail2ban\">https:\/\/zenn.dev\/y_mrok\/articles\/ssh_security_fail2ban<\/a><br><strong>5\u5206\u3067\u7406\u89e3\u3059\u308bfail2ban<br><\/strong><a href=\"https:\/\/qiita.com\/Brutus\/items\/28f4dc2054ad7de54e73\">https:\/\/qiita.com\/Brutus\/items\/28f4dc2054ad7de54e73<\/a><\/p>\n\n\n\n<p>nginx\u7528\u306e\u30d5\u30a3\u30eb\u30bf\u30fc\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f\u4ee5\u4e0b\u304c\u63c3\u3063\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>nginx-bad-request.conf<\/li>\n\n\n\n<li>nginx-botsearch.conf<\/li>\n\n\n\n<li>nginx-http-auth.conf<\/li>\n\n\n\n<li>nginx-limit-req.conf<\/li>\n<\/ul>\n\n\n\n<p>bad-request \u306f\u3068\u308a\u3042\u3048\u305a\u6709\u52b9\u306b\u3057\u3066\u304a\u3044\u3066\u3082\u3044\u3044\u304b\u3082\u3002<br>Nginx \u306e\u30a2\u30af\u30bb\u30b9\u30ed\u30b0\u304b\u3089\u30a8\u30e9\u30fc\u3060\u3051\u78ba\u8a8d\u3059\u308b\u306b\u306f<br><code>egrep ' 4[0-9]{2} | 5[0-9]{2} ' \/var\/log\/nginx\/access.log|less<\/code><br>\u9069\u5f53\u306b\u30ed\u30b0\u3092\u898b\u308b\u306879\u79d2\u9593\u306b84\u56de\u306e404\u3092\u53e9\u304d\u51fa\u3059IP\u304c\u3044\u305f\u3002<br>404 \u3092\u30d5\u30e9\u30b0\u306b ban \u3057\u3066\u3082\u3044\u3044\u304c\u3001\u305d\u3046\u3059\u308b\u3068\u30ea\u30f3\u30af\u5207\u308c\u3084\u3001favicon \u306e\u4e0d\u5728\u306a\u3069\u3067 404 \u3092\u9023\u767a\u3057\u3066 \u5bb9\u6613\u306b ban \u3055\u308c\u3061\u3083\u3046\u306e\u3067\u3001\u6ce8\u610f\u304c\u5fc5\u8981\u3002<\/p>\n\n\n\n<p>4xx \u7cfb\u30b9\u30c6\u30fc\u30bf\u30b9\u3092\u691c\u51fa\u3059\u308b\u30d5\u30a3\u30eb\u30bf\u30fc\u306f\u4ee5\u4e0b\u306e failregex<\/p>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-2\" data-shcb-language-name=\"HTML, XML\" data-shcb-language-slug=\"xml\"><span><code class=\"hljs language-xml\">&#91;Definition]\nfailregex = ^<span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">HOST<\/span>&gt;<\/span>.*\"(GET|POST).*\" (404|444|403|400) .*$ \nignoreregex =\nignoreip =<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-2\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">HTML, XML<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">xml<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u30d5\u30a1\u30a4\u30eb\u8ee2\u9001\u306fSCP(SFTP)\u3067 VPS \u3068\u304b\u3067\u6bce\u56de FTP \u30b5\u30fc\u30d0\u30fc\u3092\u8a2d\u5b9a\u3059\u308b\u306e\u304c\u3081\u3093\u3069\u304f\u3055\u3059\u304e\u308b\u3002\u305d\u3053\u3067\u3001\u306a\u3093\u304b\u8abf\u3079\u308b\u3068 SSH \u3067\u30d5\u30a1\u30a4\u30eb\u8ee2\u9001\u3059\u308b SCP (SFTP\u3068\u3082\u547c\u3070\u308c\u308b)\u304c FileZilla \u3068\u304b\u305f\u3044&#8230;<\/p>\n","protected":false},"author":1,"featured_media":229,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"footnotes":""},"categories":[11],"tags":[12],"class_list":["post-80","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-11","tag-linux"],"_links":{"self":[{"href":"https:\/\/blog.shuphy.com\/index.php?rest_route=\/wp\/v2\/posts\/80","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.shuphy.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.shuphy.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.shuphy.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.shuphy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=80"}],"version-history":[{"count":7,"href":"https:\/\/blog.shuphy.com\/index.php?rest_route=\/wp\/v2\/posts\/80\/revisions"}],"predecessor-version":[{"id":97,"href":"https:\/\/blog.shuphy.com\/index.php?rest_route=\/wp\/v2\/posts\/80\/revisions\/97"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.shuphy.com\/index.php?rest_route=\/wp\/v2\/media\/229"}],"wp:attachment":[{"href":"https:\/\/blog.shuphy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=80"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.shuphy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=80"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.shuphy.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=80"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}