{"id":44500,"date":"2024-10-06T16:05:14","date_gmt":"2024-10-06T08:05:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/44500\/"},"modified":"2024-10-06T16:05:14","modified_gmt":"2024-10-06T08:05:14","slug":"linux-%e4%bc%ba%e6%9c%8d%e5%99%a8%e5%ae%89%e5%85%a8%e7%ad%96%e7%95%a5%e6%8a%80%e5%b7%a7%ef%bc%9a%e7%a2%ba%e4%bf%9d%e9%85%8d%e7%bd%ae%e4%ba%86%e5%af%86%e7%a2%bc%e5%89%b5%e5%bb%ba%e8%a6%81%e6%b1%82","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/44500\/","title":{"rendered":"Linux \u4f3a\u670d\u5668\u5b89\u5168\u7b56\u7565\u6280\u5de7\uff1a\u78ba\u4fdd\u914d\u7f6e\u4e86\u5bc6\u78bc\u5275\u5efa\u8981\u6c42"},"content":{"rendered":"<h1 id=\"linux-%e4%bc%ba%e6%9c%8d%e5%99%a8%e5%ae%89%e5%85%a8%e7%ad%96%e7%95%a5%e6%8a%80%e5%b7%a7%ef%bc%9a%e7%a2%ba%e4%bf%9d%e9%85%8d%e7%bd%ae%e4%ba%86%e5%af%86%e7%a2%bc%e5%89%b5%e5%bb%ba%e8%a6%81%e6%b1%82-olwrSduMaQ\">Linux \u4f3a\u670d\u5668\u5b89\u5168\u7b56\u7565\u6280\u5de7\uff1a\u78ba\u4fdd\u914d\u7f6e\u4e86\u5bc6\u78bc\u5275\u5efa\u8981\u6c42<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u4f4d\u6642\u4ee3\uff0c\u4f3a\u670d\u5668\u5b89\u5168\u6027\u6210\u70ba\u4e86\u4f01\u696d\u548c\u500b\u4eba\u7528\u6236\u4e0d\u53ef\u5ffd\u8996\u7684\u91cd\u8981\u8b70\u984c\u3002Linux \u4f3a\u670d\u5668\u56e0\u5176\u958b\u6e90\u7279\u6027\u548c\u9748\u6d3b\u6027\u800c\u5ee3\u53d7\u6b61\u8fce\uff0c\u4f46\u9019\u4e5f\u4f7f\u5176\u6210\u70ba\u9ed1\u5ba2\u653b\u64ca\u7684\u6f5b\u5728\u76ee\u6a19\u3002\u70ba\u4e86\u4fdd\u8b77\u4f3a\u670d\u5668\u7684\u5b89\u5168\uff0c\u914d\u7f6e\u5bc6\u78bc\u5275\u5efa\u8981\u6c42\u662f\u57fa\u672c\u800c\u91cd\u8981\u7684\u4e00\u6b65\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e5%af%86%e7%a2%bc%e5%ae%89%e5%85%a8%e8%87%b3%e9%97%9c%e9%87%8d%e8%a6%81-olwrSduMaQ\">\u70ba\u4ec0\u9ebc\u5bc6\u78bc\u5b89\u5168\u81f3\u95dc\u91cd\u8981<\/h2>\n<p>\u5bc6\u78bc\u662f\u7528\u6236\u8eab\u4efd\u9a57\u8b49\u7684\u7b2c\u4e00\u9053\u9632\u7dda\u3002\u6839\u64da\u7814\u7a76\uff0c\u8a31\u591a\u6578\u64da\u6d29\u9732\u4e8b\u4ef6\u90fd\u662f\u7531\u65bc\u5f31\u5bc6\u78bc\u6216\u5bc6\u78bc\u7ba1\u7406\u4e0d\u7576\u6240\u5c0e\u81f4\u7684\u3002\u5f37\u5bc6\u78bc\u80fd\u5920\u6709\u6548\u9632\u6b62\u672a\u7d93\u6388\u6b0a\u7684\u8a2a\u554f\uff0c\u964d\u4f4e\u6578\u64da\u88ab\u76dc\u53d6\u7684\u98a8\u96aa\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e9%85%8d%e7%bd%ae%e5%af%86%e7%a2%bc%e5%89%b5%e5%bb%ba%e8%a6%81%e6%b1%82-olwrSduMaQ\">\u5982\u4f55\u914d\u7f6e\u5bc6\u78bc\u5275\u5efa\u8981\u6c42<\/h2>\n<p>\u5728 Linux \u7cfb\u7d71\u4e2d\uff0c\u53ef\u4ee5\u901a\u904e\u4fee\u6539 PAM\uff08\u53ef\u63d2\u62d4\u8a8d\u8b49\u6a21\u7d44\uff09\u4f86\u8a2d\u7f6e\u5bc6\u78bc\u5275\u5efa\u8981\u6c42\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e5%ae%89%e8%a3%9d%e5%bf%85%e8%a6%81%e7%9a%84%e5%b7%a5%e5%85%b7-olwrSduMaQ\">1. \u5b89\u88dd\u5fc5\u8981\u7684\u5de5\u5177<\/h3>\n<p>\u9996\u5148\uff0c\u78ba\u4fdd\u7cfb\u7d71\u4e2d\u5b89\u88dd\u4e86\u5fc5\u8981\u7684\u5de5\u5177\uff0c\u4f8b\u5982 <code>libpam-pwquality<\/code>\u3002\u9019\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u5b89\u88dd\uff1a<\/p>\n<pre><code>sudo apt-get install libpam-pwquality<\/code><\/pre>\n<h3 id=\"2-%e7%b7%a8%e8%bc%af-pam-%e9%85%8d%e7%bd%ae%e6%96%87%e4%bb%b6-olwrSduMaQ\">2. \u7de8\u8f2f PAM \u914d\u7f6e\u6587\u4ef6<\/h3>\n<p>\u63a5\u4e0b\u4f86\uff0c\u7de8\u8f2f <code>\/etc\/pam.d\/common-password<\/code> \u6587\u4ef6\uff0c\u6dfb\u52a0\u4ee5\u4e0b\u884c\u4ee5\u8a2d\u7f6e\u5bc6\u78bc\u5f37\u5ea6\u8981\u6c42\uff1a<\/p>\n<pre><code>password requisite pam_pwquality.so retry=3 minlen=8 ucredit=-1 lcredit=-1 dcredit=-1 ocredit=-1<\/code><\/pre>\n<p>\u9019\u884c\u914d\u7f6e\u7684\u542b\u7fa9\u5982\u4e0b\uff1a<\/p>\n<ul>\n<li><code>retry=3<\/code>\uff1a\u7528\u6236\u6700\u591a\u53ef\u4ee5\u5617\u8a66\u4e09\u6b21\u8f38\u5165\u5bc6\u78bc\u3002<\/li>\n<li><code>minlen=8<\/code>\uff1a\u5bc6\u78bc\u6700\u5c11\u9700\u89818\u500b\u5b57\u7b26\u3002<\/li>\n<li><code>ucredit=-1<\/code>\uff1a\u5bc6\u78bc\u4e2d\u81f3\u5c11\u9700\u8981\u4e00\u500b\u5927\u5beb\u5b57\u6bcd\u3002<\/li>\n<li><code>lcredit=-1<\/code>\uff1a\u5bc6\u78bc\u4e2d\u81f3\u5c11\u9700\u8981\u4e00\u500b\u5c0f\u5beb\u5b57\u6bcd\u3002<\/li>\n<li><code>dcredit=-1<\/code>\uff1a\u5bc6\u78bc\u4e2d\u81f3\u5c11\u9700\u8981\u4e00\u500b\u6578\u5b57\u3002<\/li>\n<li><code>ocredit=-1<\/code>\uff1a\u5bc6\u78bc\u4e2d\u81f3\u5c11\u9700\u8981\u4e00\u500b\u7279\u6b8a\u5b57\u7b26\u3002<\/li>\n<\/ul>\n<h3 id=\"3-%e6%b8%ac%e8%a9%a6%e9%85%8d%e7%bd%ae-olwrSduMaQ\">3. \u6e2c\u8a66\u914d\u7f6e<\/h3>\n<p>\u5b8c\u6210\u914d\u7f6e\u5f8c\uff0c\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u4f86\u6e2c\u8a66\u5bc6\u78bc\u5275\u5efa\u8981\u6c42\uff1a<\/p>\n<pre><code>passwd username<\/code><\/pre>\n<p>\u66ff\u63db <code>username<\/code> \u70ba\u5be6\u969b\u7528\u6236\u540d\uff0c\u7136\u5f8c\u5617\u8a66\u5275\u5efa\u4e00\u500b\u4e0d\u7b26\u5408\u8981\u6c42\u7684\u5bc6\u78bc\uff0c\u7cfb\u7d71\u61c9\u8a72\u6703\u62d2\u7d55\u8a72\u5bc6\u78bc\u3002<\/p>\n<h2 id=\"%e5%85%b6%e4%bb%96%e5%ae%89%e5%85%a8%e5%bb%ba%e8%ad%b0-olwrSduMaQ\">\u5176\u4ed6\u5b89\u5168\u5efa\u8b70<\/h2>\n<p>\u9664\u4e86\u914d\u7f6e\u5bc6\u78bc\u5275\u5efa\u8981\u6c42\uff0c\u9084\u6709\u5176\u4ed6\u4e00\u4e9b\u5b89\u5168\u63aa\u65bd\u53ef\u4ee5\u9032\u4e00\u6b65\u52a0\u5f37\u4f3a\u670d\u5668\u7684\u5b89\u5168\u6027\uff1a<\/p>\n<ul>\n<li><strong>\u5b9a\u671f\u66f4\u65b0\u7cfb\u7d71\uff1a<\/strong>\u4fdd\u6301\u7cfb\u7d71\u548c\u61c9\u7528\u7a0b\u5e8f\u7684\u6700\u65b0\u7248\u672c\uff0c\u4ee5\u4fee\u88dc\u5df2\u77e5\u7684\u5b89\u5168\u6f0f\u6d1e\u3002<\/li>\n<li><strong>\u4f7f\u7528\u9632\u706b\u7246\uff1a<\/strong>\u914d\u7f6e\u9632\u706b\u7246\u4ee5\u9650\u5236\u4e0d\u5fc5\u8981\u7684\u6d41\u91cf\uff0c\u50c5\u5141\u8a31\u5fc5\u8981\u7684\u7aef\u53e3\u958b\u653e\u3002<\/li>\n<li><strong>\u555f\u7528 SSH \u5bc6\u9470\u8a8d\u8b49\uff1a<\/strong>\u4f7f\u7528 SSH \u5bc6\u9470\u800c\u975e\u5bc6\u78bc\u9032\u884c\u767b\u9304\uff0c\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u5b89\u5168\u6027\u3002<\/li>\n<li><strong>\u5b9a\u671f\u5099\u4efd\u6578\u64da\uff1a<\/strong>\u78ba\u4fdd\u5b9a\u671f\u5099\u4efd\u91cd\u8981\u6578\u64da\uff0c\u4ee5\u9632\u6578\u64da\u4e1f\u5931\u6216\u640d\u58de\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-olwrSduMaQ\">\u7d50\u8ad6<\/h2>\n<p>\u5728 Linux \u4f3a\u670d\u5668\u4e0a\u914d\u7f6e\u5bc6\u78bc\u5275\u5efa\u8981\u6c42\u662f\u78ba\u4fdd\u7cfb\u7d71\u5b89\u5168\u7684\u57fa\u672c\u6b65\u9a5f\u4e4b\u4e00\u3002\u901a\u904e\u5f37\u5316\u5bc6\u78bc\u653f\u7b56\uff0c\u4e26\u7d50\u5408\u5176\u4ed6\u5b89\u5168\u63aa\u65bd\uff0c\u53ef\u4ee5\u986f\u8457\u964d\u4f4e\u4f3a\u670d\u5668\u53d7\u5230\u653b\u64ca\u7684\u98a8\u96aa\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u5b89\u5168\u6027\u7684\u74b0\u5883\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Linux\u4f3a\u670d\u5668\u5b89\u5168\u7b56\u7565\uff0c\u5b78\u7fd2\u5982\u4f55\u914d\u7f6e\u5bc6\u78bc\u5275\u5efa\u8981\u6c42\u4ee5\u589e\u5f37\u7cfb\u7d71\u5b89\u5168\u6027\uff0c\u4fdd\u8b77\u6578\u64da\u514d\u53d7\u672a\u6388\u6b0a\u8a2a\u554f\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-44500","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44500","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=44500"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44500\/revisions"}],"predecessor-version":[{"id":44501,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44500\/revisions\/44501"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=44500"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=44500"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=44500"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}