{"id":52327,"date":"2024-10-09T01:43:14","date_gmt":"2024-10-08T17:43:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/52327\/"},"modified":"2024-11-14T10:39:24","modified_gmt":"2024-11-14T02:39:24","slug":"ubuntu-%e4%bf%ae%e6%94%b9%e5%af%86%e7%a2%bc%e6%8f%90%e7%a4%ba%e5%bf%85%e9%a0%88%e9%81%b8%e6%93%87%e6%9b%b4%e9%95%b7%e7%9a%84%e5%af%86%e7%a2%bc%e7%9a%84%e8%a7%a3%e6%b1%ba","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/52327\/","title":{"rendered":"Ubuntu \u4fee\u6539\u5bc6\u78bc\u63d0\u793a\u5fc5\u9808\u9078\u64c7\u66f4\u9577\u7684\u5bc6\u78bc\u7684\u89e3\u6c7a"},"content":{"rendered":"<h1 id=\"ubuntu-%e4%bf%ae%e6%94%b9%e5%af%86%e7%a2%bc%e6%8f%90%e7%a4%ba%e5%bf%85%e9%a0%88%e9%81%b8%e6%93%87%e6%9b%b4%e9%95%b7%e7%9a%84%e5%af%86%e7%a2%bc%e7%9a%84%e8%a7%a3%e6%b1%ba-gJuujoybhR\">Ubuntu \u4fee\u6539\u5bc6\u78bc\u63d0\u793a\u5fc5\u9808\u9078\u64c7\u66f4\u9577\u7684\u5bc6\u78bc\u7684\u89e3\u6c7a<\/h1>\n<p>\u5728\u4f7f\u7528 Ubuntu \u7cfb\u7d71\u6642\uff0c\u8a31\u591a\u7528\u6236\u53ef\u80fd\u6703\u9047\u5230\u4e00\u500b\u5e38\u898b\u7684\u554f\u984c\uff1a\u7576\u4ed6\u5011\u5617\u8a66\u4fee\u6539\u5bc6\u78bc\u6642\uff0c\u7cfb\u7d71\u6703\u63d0\u793a\u5fc5\u9808\u9078\u64c7\u66f4\u9577\u7684\u5bc6\u78bc\u3002\u9019\u500b\u63d0\u793a\u901a\u5e38\u662f\u7531\u65bc\u7cfb\u7d71\u7684\u5bc6\u78bc\u7b56\u7565\u8a2d\u5b9a\u6240\u5c0e\u81f4\u7684\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u89e3\u6c7a\u9019\u4e00\u554f\u984c\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u6b65\u9a5f\u548c\u5efa\u8b70\u3002<\/p>\n<h2 id=\"%e4%ba%86%e8%a7%a3%e5%af%86%e7%a2%bc%e7%ad%96%e7%95%a5-gJuujoybhR\">\u4e86\u89e3\u5bc6\u78bc\u7b56\u7565<\/h2>\n<p>Ubuntu \u7cfb\u7d71\u4e2d\uff0c\u5bc6\u78bc\u7b56\u7565\u662f\u7531 PAM\uff08Pluggable Authentication Modules\uff09\u548c\u5176\u4ed6\u5b89\u5168\u6a21\u7d44\u5171\u540c\u7ba1\u7406\u7684\u3002\u9019\u4e9b\u7b56\u7565\u7684\u76ee\u7684\u662f\u63d0\u9ad8\u7cfb\u7d71\u7684\u5b89\u5168\u6027\uff0c\u9632\u6b62\u4f7f\u7528\u8005\u8a2d\u7f6e\u904e\u65bc\u7c21\u55ae\u7684\u5bc6\u78bc\u3002\u901a\u5e38\uff0c\u7cfb\u7d71\u6703\u8981\u6c42\u5bc6\u78bc\u81f3\u5c11\u5305\u542b\u4e00\u5b9a\u6578\u91cf\u7684\u5b57\u7b26\uff0c\u4e26\u4e14\u53ef\u80fd\u9084\u6703\u8981\u6c42\u5305\u542b\u6578\u5b57\u548c\u7279\u6b8a\u5b57\u7b26\u3002<\/p>\n<h2 id=\"%e6%aa%a2%e6%9f%a5%e7%95%b6%e5%89%8d%e5%af%86%e7%a2%bc%e7%ad%96%e7%95%a5-gJuujoybhR\">\u6aa2\u67e5\u7576\u524d\u5bc6\u78bc\u7b56\u7565<\/h2>\n<p>\u8981\u6aa2\u67e5\u7576\u524d\u7684\u5bc6\u78bc\u7b56\u7565\u8a2d\u5b9a\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>sudo cat \/etc\/security\/pwquality.conf<\/code><\/pre>\n<p>\u5728\u9019\u500b\u914d\u7f6e\u6587\u4ef6\u4e2d\uff0c\u60a8\u53ef\u4ee5\u627e\u5230\u8207\u5bc6\u78bc\u9577\u5ea6\u548c\u8907\u96dc\u6027\u76f8\u95dc\u7684\u8a2d\u5b9a\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u80fd\u6703\u770b\u5230\u4ee5\u4e0b\u53c3\u6578\uff1a<\/p>\n<ul>\n<li><code>minlen<\/code>\uff1a\u8a2d\u5b9a\u5bc6\u78bc\u7684\u6700\u5c0f\u9577\u5ea6\u3002<\/li>\n<li><code>maxrepeat<\/code>\uff1a\u8a2d\u5b9a\u5141\u8a31\u91cd\u8907\u5b57\u7b26\u7684\u6700\u5927\u6b21\u6578\u3002<\/li>\n<li><code>maxclassrepeat<\/code>\uff1a\u8a2d\u5b9a\u540c\u4e00\u985e\u5b57\u7b26\uff08\u5982\u5b57\u6bcd\u3001\u6578\u5b57\u3001\u7279\u6b8a\u5b57\u7b26\uff09\u7684\u6700\u5927\u91cd\u8907\u6b21\u6578\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%bf%ae%e6%94%b9%e5%af%86%e7%a2%bc%e7%ad%96%e7%95%a5-gJuujoybhR\">\u4fee\u6539\u5bc6\u78bc\u7b56\u7565<\/h2>\n<p>\u5982\u679c\u60a8\u5e0c\u671b\u653e\u5bec\u5bc6\u78bc\u9577\u5ea6\u7684\u8981\u6c42\uff0c\u53ef\u4ee5\u901a\u904e\u7de8\u8f2f\u4e0a\u8ff0\u914d\u7f6e\u6587\u4ef6\u4f86\u5be6\u73fe\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6253\u958b\u6587\u4ef6\uff1a<\/p>\n<pre><code>sudo nano \/etc\/security\/pwquality.conf<\/code><\/pre>\n<p>\u5728\u6587\u4ef6\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4fee\u6539\u6216\u6dfb\u52a0\u4ee5\u4e0b\u884c\u4f86\u8abf\u6574\u5bc6\u78bc\u9577\u5ea6\uff1a<\/p>\n<pre><code>minlen = 6<\/code><\/pre>\n<p>\u9019\u6a23\u5c31\u5c07\u6700\u5c0f\u5bc6\u78bc\u9577\u5ea6\u8a2d\u7f6e\u70ba 6 \u500b\u5b57\u7b26\u3002\u6839\u64da\u60a8\u7684\u9700\u6c42\uff0c\u60a8\u53ef\u4ee5\u9078\u64c7\u66f4\u9577\u6216\u66f4\u77ed\u7684\u9577\u5ea6\u3002\u5b8c\u6210\u5f8c\uff0c\u6309 <code>Ctrl + X<\/code>\uff0c\u7136\u5f8c\u6309 <code>Y<\/code> \u4fdd\u5b58\u66f4\u6539\u3002<\/p>\n<h2 id=\"%e6%b8%ac%e8%a9%a6%e6%96%b0%e7%9a%84%e5%af%86%e7%a2%bc%e7%ad%96%e7%95%a5-gJuujoybhR\">\u6e2c\u8a66\u65b0\u7684\u5bc6\u78bc\u7b56\u7565<\/h2>\n<p>\u4fee\u6539\u5b8c\u5bc6\u78bc\u7b56\u7565\u5f8c\uff0c\u60a8\u53ef\u4ee5\u5617\u8a66\u4f7f\u7528\u65b0\u7684\u5bc6\u78bc\u9032\u884c\u4fee\u6539\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u66f4\u6539\u5bc6\u78bc\uff1a<\/p>\n<pre><code>passwd username<\/code><\/pre>\n<p>\u5c07 <code>username<\/code> \u66ff\u63db\u70ba\u60a8\u7684\u7528\u6236\u540d\u3002\u7cfb\u7d71\u61c9\u8a72\u5141\u8a31\u60a8\u4f7f\u7528\u65b0\u7684\u5bc6\u78bc\u9577\u5ea6\u8981\u6c42\u9032\u884c\u4fee\u6539\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-gJuujoybhR\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u96d6\u7136\u653e\u5bec\u5bc6\u78bc\u9577\u5ea6\u7684\u8981\u6c42\u53ef\u4ee5\u65b9\u4fbf\u7528\u6236\uff0c\u4f46\u9019\u4e5f\u53ef\u80fd\u6703\u964d\u4f4e\u7cfb\u7d71\u7684\u5b89\u5168\u6027\u3002\u56e0\u6b64\uff0c\u5efa\u8b70\u7528\u6236\u5728\u8a2d\u7f6e\u5bc6\u78bc\u6642\uff0c\u4ecd\u7136\u9075\u5faa\u826f\u597d\u7684\u5b89\u5168\u5be6\u8e10\uff0c\u4f8b\u5982\u4f7f\u7528\u5305\u542b\u5b57\u6bcd\u3001\u6578\u5b57\u548c\u7279\u6b8a\u5b57\u7b26\u7684\u8907\u96dc\u5bc6\u78bc\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-gJuujoybhR\">\u7d50\u8ad6<\/h2>\n<p>\u5728 Ubuntu \u7cfb\u7d71\u4e2d\uff0c\u4fee\u6539\u5bc6\u78bc\u63d0\u793a\u5fc5\u9808\u9078\u64c7\u66f4\u9577\u7684\u5bc6\u78bc\u7684\u554f\u984c\u53ef\u4ee5\u901a\u904e\u8abf\u6574\u5bc6\u78bc\u7b56\u7565\u4f86\u89e3\u6c7a\u3002\u901a\u904e\u7de8\u8f2f <code>\/etc\/security\/pwquality.conf<\/code> \u6587\u4ef6\uff0c\u60a8\u53ef\u4ee5\u6839\u64da\u9700\u8981\u8a2d\u7f6e\u5bc6\u78bc\u7684\u6700\u5c0f\u9577\u5ea6\u3002\u96d6\u7136\u9019\u6a23\u505a\u53ef\u4ee5\u63d0\u9ad8\u7528\u6236\u7684\u4fbf\u5229\u6027\uff0c\u4f46\u4e5f\u8981\u6ce8\u610f\u4fdd\u6301\u7cfb\u7d71\u7684\u5b89\u5168\u6027\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u4e14\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u7528\u6236\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f\u500b\u4eba\u9084\u662f\u4f01\u696d\u7528\u6236\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a> \u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u53ef\u9760\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7aUbuntu\u4fee\u6539\u5bc6\u78bc\u6642\u63d0\u793a\u5fc5\u9808\u9078\u64c7\u66f4\u9577\u5bc6\u78bc\u7684\u554f\u984c\uff0c\u7c21\u55ae\u6b65\u9a5f\u52a9\u4f60\u8f15\u9b06\u8a2d\u5b9a\u7b26\u5408\u8981\u6c42\u7684\u5bc6\u78bc\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-52327","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/52327","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=52327"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/52327\/revisions"}],"predecessor-version":[{"id":52328,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/52327\/revisions\/52328"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=52327"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=52327"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=52327"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}