{"id":4575,"date":"2025-07-12T13:17:06","date_gmt":"2025-07-12T04:17:06","guid":{"rendered":"https:\/\/eternalsphere.net\/echoes\/?p=4575"},"modified":"2026-06-06T09:12:54","modified_gmt":"2026-06-06T00:12:54","slug":"hubenhrgcrfas5a","status":"publish","type":"post","link":"https:\/\/eternalsphere.net\/echoes\/index.php\/2025\/07\/12\/hubenhrgcrfas5a\/","title":{"rendered":"\u4f7f\u7528 Fail2ban \u5b9e\u73b0 SSH \u4e3b\u52a8\u9632\u5fa1\u53ca\u5927\u89c4\u6a21 IP \u9ed1\u540d\u5355\u7b56\u7565"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u670d\u52a1\u5668\u9762\u5411\u516c\u7f51\u65f6\uff0cSSH \u66b4\u529b\u7834\u89e3\u548c\u626b\u63cf\u653b\u51fb\u51e0\u4e4e\u6bcf\u5929\u90fd\u5728\u53d1\u751f\u3002\u4e3a\u9632\u5fa1\u6b64\u7c7b\u653b\u51fb\uff0c\u5f88\u591a\u4eba\u4f1a\u4f7f\u7528 Fail2ban \u914d\u5408\u9632\u706b\u5899\u89c4\u5219\u81ea\u52a8\u5c01\u7981\u5c1d\u8bd5\u767b\u5f55\u5931\u8d25\u7684 IP\u3002\u4ee5\u4e0b\u5185\u5bb9\u8bb0\u5f55\u4e00\u6b21\u57fa\u4e8e Fail2ban \u7684 SSH \u9632\u62a4\u5b9e\u6218\u60c5\u51b5\uff0c\u5e76\u7ed3\u5408\u4e3b\u52a8\u9ed1\u540d\u5355\u7b56\u7565\u8fdb\u884c\u5206\u6790\u603b\u7ed3\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udee1\ufe0f Fail2ban \u8fd0\u884c\u72b6\u6001\u6982\u89c8<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u8fd9\u53f0\u670d\u52a1\u5668\u4e2d\uff0cFail2ban \u9488\u5bf9 SSH \u914d\u7f6e\u4e86\u4e13\u7528 jail\uff0c\u7528\u4e8e\u68c0\u6d4b\u767b\u5f55\u5931\u8d25\u5e76\u8fdb\u884c\u5c01\u7981\u3002\u72b6\u6001\u4fe1\u606f\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"><code>Status for the jail: sshd<br>|- Filter<br>|  |- Currently failed: 4<br>|  |- Total failed:     2020<br>|  `- File list:        \/var\/log\/auth.log<br>`- Actions<br>   |- Currently banned: 15722<br>   |- Total banned:     15722<br>   `- Banned IP list:   ...<br><\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u5173\u952e\u5b57\u6bb5\u89e3\u91ca<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Currently failed<\/strong><br>\u8868\u793a\u5f53\u524d\u5904\u4e8e\u300c\u5931\u8d25\u7d2f\u8ba1\u4e2d\u300d\u7684 IP \u6570\u91cf\uff0c\u8fd9\u4e9b IP \u8fd8\u672a\u88ab\u5c01\u7981\uff0c\u4f46\u5df2\u7ecf\u6709\u4e00\u5b9a\u6b21\u6570\u7684\u5931\u8d25\u767b\u5f55\u8bb0\u5f55\uff0c\u82e5\u7ee7\u7eed\u5c1d\u8bd5\u8fbe\u5230\u9608\u503c\u5c31\u4f1a\u81ea\u52a8\u8fdb\u5165\u5c01\u7981\u540d\u5355\u3002<\/li>\n\n\n\n<li><strong>Total failed<\/strong><br>\u7d2f\u79ef\u7684 SSH \u767b\u5f55\u5931\u8d25\u6b21\u6570\uff08\u4f8b\u5982\u5bc6\u7801\u8f93\u9519\u3001\u975e\u6cd5\u7528\u6237\u540d\u7b49\uff09\uff0c\u7528\u4e8e\u7edf\u8ba1\u653b\u51fb\u9891\u7387\u3002<\/li>\n\n\n\n<li><strong>Currently banned \/ Total banned<\/strong><br>\u5f53\u524d\u5df2\u5c01\u7981\u7684 IP \u6570\u91cf\uff0c\u4ee5\u53ca\u5386\u53f2\u603b\u5c01\u7981\u6570\u91cf\u3002\u5728\u8fd9\u53f0\u670d\u52a1\u5668\u4e2d\uff0c\u5f53\u524d\u5df2\u5c01\u7981\u7684 IP \u6570\u91cf\u8fbe\u5230 15722\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">\u26a1 \u5927\u89c4\u6a21\u9ed1\u540d\u5355\u7b56\u7565<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8be5\u670d\u52a1\u5668\u4f7f\u7528\u4e86\u300c\u4e3b\u52a8\u9ed1\u540d\u5355\u300d\u601d\u8def\uff0c\u5c06\u4ece\u5176\u4ed6\u6765\u6e90\uff08\u5982\u5176\u4ed6 VPS\u3001\u5a01\u80c1\u60c5\u62a5\u5e93\u7b49\uff09\u6536\u96c6\u7684\u53ef\u7591\u6216\u653b\u51fb\u6027 IP \u5217\u8868\uff0c\u76f4\u63a5\u5bfc\u5165 Fail2ban \u6216\u9632\u706b\u5899\u89c4\u5219\u8fdb\u884c\u5c01\u7981\uff0c\u603b\u6570\u8d85\u8fc7 1.5 \u4e07\u6761\u3002\u8fd9\u79cd\u505a\u6cd5\u7684\u7279\u70b9\u662f\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4f18\u52bf<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u80fd\u663e\u8457\u51cf\u5c11\u626b\u63cf\u548c\u66b4\u529b\u7834\u89e3\u8bf7\u6c42\uff0c\u6781\u5927\u964d\u4f4e SSH \u66b4\u9732\u98ce\u9669\u3002<\/li>\n\n\n\n<li>\u914d\u5408 Fail2ban \u52a8\u6001\u5c01\u7981\u529f\u80fd\uff0c\u5f62\u6210\u53cc\u91cd\u4fdd\u62a4\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u6ce8\u610f\u4e8b\u9879<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9700\u8981\u5173\u6ce8\u9632\u706b\u5899\u89c4\u5219\u6570\u91cf\u5bf9\u7cfb\u7edf\u6027\u80fd\u7684\u5f71\u54cd\uff0c\u82e5\u5c01\u7981\u5217\u8868\u89c4\u6a21\u6781\u5927\uff0c\u63a8\u8350\u4f7f\u7528 <code>ipset<\/code> \u7ba1\u7406\u9ed1\u540d\u5355\uff0c\u6027\u80fd\u66f4\u4f18\u3002<\/li>\n\n\n\n<li>\u82e5\u5bf9\u8bef\u5c01\u4e0d\u654f\u611f\uff0c\u53ef\u653e\u5fc3\u91c7\u7528\uff1b\u82e5\u9700\u8981\u5141\u8bb8\u7279\u5b9a\u5730\u533a\u8bbf\u95ee\uff0c\u5efa\u8bae\u7ed3\u5408 GeoIP \u6216\u767d\u540d\u5355\u914d\u7f6e\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udd0d \u72b6\u6001\u52a8\u6001\u53d8\u5316<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u89c2\u5bdf\u671f\u95f4\uff0cFail2ban \u72b6\u6001\u6301\u7eed\u66f4\u65b0\uff0c\u53cd\u6620\u51fa\u653b\u51fb\u7684\u52a8\u6001\u7279\u5f81\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Currently failed \u6570\u91cf\u6ce2\u52a8\uff08\u5982\u4ece 22 \u589e\u52a0\u5230 25\uff0c\u540e\u53c8\u4e0b\u964d\u5230 4\uff09<\/strong>\uff0c\u8bf4\u660e\u65b0\u7684\u626b\u63cf IP \u6b63\u5728\u4e0d\u65ad\u51fa\u73b0\u3002<\/li>\n\n\n\n<li><strong>Total failed \u7d2f\u79ef\u4e0a\u5347\uff08\u5982\u4ece 2013 \u5230 2020\uff09<\/strong>\uff0c\u8868\u793a\u7cfb\u7edf\u6301\u7eed\u6355\u6349\u5230\u5931\u8d25\u767b\u5f55\u5c1d\u8bd5\u3002<\/li>\n\n\n\n<li><strong>Currently banned \u6570\u91cf\u9010\u6b65\u589e\u52a0\uff08\u5982\u4ece 15721 \u5230 15722\uff09<\/strong>\uff0c\u610f\u5473\u7740\u6709\u65b0\u7684\u653b\u51fb IP \u8fbe\u5230\u9608\u503c\u88ab\u81ea\u52a8\u5c01\u7981\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">\u2705 \u603b\u7ed3<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Fail2ban \u914d\u5408\u4e3b\u52a8\u5927\u89c4\u6a21\u9ed1\u540d\u5355\u7b56\u7565\uff0c\u80fd\u6709\u6548\u9632\u5fa1\u9488\u5bf9 SSH \u7684\u66b4\u529b\u7834\u89e3\u548c\u626b\u63cf\u653b\u51fb\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7cfb\u7edf\u80fd\u6b63\u5e38\u6355\u6349\u548c\u5904\u7406\u65e5\u5fd7\uff0c\u81ea\u52a8\u8bc6\u522b\u5e76\u5c01\u7981\u6076\u610f IP\u3002<\/li>\n\n\n\n<li>\u9ed1\u540d\u5355\u7b56\u7565\u53ef\u5927\u5e45\u51cf\u5c11\u65e0\u610f\u4e49\u8fde\u63a5\uff0c\u51cf\u5c11\u62a5\u8b66\u548c\u7cfb\u7edf\u8d44\u6e90\u5360\u7528\u3002<\/li>\n\n\n\n<li>\u82e5\u9ed1\u540d\u5355\u6301\u7eed\u6269\u5927\uff0c\u5efa\u8bae\u540e\u671f\u8fc1\u79fb\u81f3 <code>ipset<\/code> \u6216\u5176\u4ed6\u9ad8\u6027\u80fd\u673a\u5236\uff0c\u4fdd\u6301\u957f\u671f\u53ef\u7ef4\u62a4\u6027\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udcac \u989d\u5916\u63d0\u793a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u82e5\u9700\u5b9a\u671f\u67e5\u770b\u6700\u8fd1\u81ea\u52a8\u5c01\u7981\u7684 IP\u3001\u7edf\u8ba1\u6bcf\u65e5\u5c01\u7981\u8d8b\u52bf\u6216\u751f\u6210\u5c01\u7981\u56fe\u8868\uff0c\u53ef\u901a\u8fc7\u89e3\u6790 <code>\/var\/log\/fail2ban.log<\/code> \u5b9e\u73b0\u81ea\u52a8\u5316\u5206\u6790\uff0c\u8fdb\u4e00\u6b65\u63d0\u5347\u53ef\u89c6\u5316\u6548\u679c\u548c\u5b89\u5168\u8fd0\u7ef4\u6548\u7387\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u670d\u52a1\u5668\u9762\u5411\u516c\u7f51\u65f6\uff0cSSH \u66b4\u529b\u7834\u89e3\u548c\u626b\u63cf\u653b\u51fb\u51e0\u4e4e\u6bcf\u5929\u90fd\u5728\u53d1\u751f\u3002\u4e3a\u9632\u5fa1\u6b64\u7c7b\u653b\u51fb\uff0c\u5f88\u591a\u4eba\u4f1a\u4f7f\u7528 Fail2ban \u914d\u5408\u9632\u706b\u5899\u89c4\u5219\u81ea\u52a8\u5c01\u7981\u5c1d\u8bd5\u767b\u5f55\u5931\u8d25\u7684 IP\u3002\u4ee5\u4e0b\u5185\u5bb9\u8bb0\u5f55\u4e00\u6b21\u57fa\u4e8e Fail2ban \u7684 SSH \u9632\u62a4\u5b9e\u6218\u60c5\u51b5\uff0c\u5e76\u7ed3\u5408\u4e3b\u52a8\u9ed1\u540d\u5355\u7b56\u7565\u8fdb\u884c\u5206\u6790\u603b\u7ed3\u3002 \ud83d\udee1\ufe0f Fail2ban \u8fd0\u884c\u72b6\u6001\u6982\u89c8 \u5728\u8fd9\u53f0\u670d\u52a1\u5668\u4e2d\uff0cFail2ban \u9488\u5bf9 SSH \u914d\u7f6e\u4e86\u4e13\u7528 jail\uff0c\u7528\u4e8e\u68c0\u6d4b\u767b\u5f55\u5931\u8d25\u5e76\u8fdb\u884c\u5c01\u7981\u3002\u72b6\u6001\u4fe1\u606f\u5982\u4e0b\uff1a Status for the jail: sshd|- Filter| |- Currently failed: 4| |- Total failed: 2020| `- File list: \/var\/log\/auth.log`- Actions |- Currently banned: 15722 |- Total banned: 15722 `- Banned IP list: &#8230; \u5173\u952e\u5b57\u6bb5\u89e3\u91ca &hellip;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[191],"tags":[],"class_list":["post-4575","post","type-post","status-publish","format-standard","hentry","category-kxy5oby825mc63x"],"_links":{"self":[{"href":"https:\/\/eternalsphere.net\/echoes\/index.php\/wp-json\/wp\/v2\/posts\/4575","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/eternalsphere.net\/echoes\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/eternalsphere.net\/echoes\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/eternalsphere.net\/echoes\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/eternalsphere.net\/echoes\/index.php\/wp-json\/wp\/v2\/comments?post=4575"}],"version-history":[{"count":1,"href":"https:\/\/eternalsphere.net\/echoes\/index.php\/wp-json\/wp\/v2\/posts\/4575\/revisions"}],"predecessor-version":[{"id":4576,"href":"https:\/\/eternalsphere.net\/echoes\/index.php\/wp-json\/wp\/v2\/posts\/4575\/revisions\/4576"}],"wp:attachment":[{"href":"https:\/\/eternalsphere.net\/echoes\/index.php\/wp-json\/wp\/v2\/media?parent=4575"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/eternalsphere.net\/echoes\/index.php\/wp-json\/wp\/v2\/categories?post=4575"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/eternalsphere.net\/echoes\/index.php\/wp-json\/wp\/v2\/tags?post=4575"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}