{"id":211621,"date":"2023-12-22T11:01:27","date_gmt":"2023-12-22T03:01:27","guid":{"rendered":"https:\/\/www.idc.net\/help\/211621\/"},"modified":"2023-12-22T11:01:27","modified_gmt":"2023-12-22T03:01:27","slug":"linux-%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%ae%89%e5%85%a8%e7%ad%96%e7%95%a5%e6%8a%80%e5%b7%a7%ef%bc%9a%e5%ae%9e%e6%96%bd%e5%af%86%e7%a0%81%e8%80%81%e5%8c%96%e7%ad%96%e7%95%a5","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/211621\/","title":{"rendered":"Linux \u670d\u52a1\u5668\u5b89\u5168\u7b56\u7565\u6280\u5de7\uff1a\u5b9e\u65bd\u5bc6\u7801\u8001\u5316\u7b56\u7565"},"content":{"rendered":"<p><title id=\"linux-%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%ae%89%e5%85%a8%e7%ad%96%e7%95%a5%e6%8a%80%e5%b7%a7%ef%bc%9a%e5%ae%9e%e6%96%bd%e5%af%86%e7%a0%81%e8%80%81%e5%8c%96%e7%ad%96%e7%95%a5-IFUGVyYuWj\">Linux \u670d\u52a1\u5668\u5b89\u5168\u7b56\u7565\u6280\u5de7\uff1a\u5b9e\u65bd\u5bc6\u7801\u8001\u5316\u7b56\u7565<\/title><\/p>\n<h1 id=\"linux-%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%ae%89%e5%85%a8%e7%ad%96%e7%95%a5%e6%8a%80%e5%b7%a7%ef%bc%9a%e5%ae%9e%e6%96%bd%e5%af%86%e7%a0%81%e8%80%81%e5%8c%96%e7%ad%96%e7%95%a5-IFUGVyYuWj\">Linux \u670d\u52a1\u5668\u5b89\u5168\u7b56\u7565\u6280\u5de7\uff1a\u5b9e\u65bd\u5bc6\u7801\u8001\u5316\u7b56\u7565<\/h1>\n<p>\u5728\u4fdd\u62a4\u670d\u52a1\u5668\u5b89\u5168\u65b9\u9762\uff0c\u5bc6\u7801\u8001\u5316\u7b56\u7565\u662f\u4e00\u79cd\u91cd\u8981\u7684\u6280\u5de7\u3002\u901a\u8fc7\u5b9a\u671f\u66f4\u6539\u5bc6\u7801\uff0c\u53ef\u4ee5\u51cf\u5c11\u88ab\u9ed1\u5ba2\u653b\u51fb\u7684\u98ce\u9669\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u5728Linux\u670d\u52a1\u5668\u4e0a\u5b9e\u65bd\u5bc6\u7801\u8001\u5316\u7b56\u7565\u3002<\/p>\n<h2 id=\"%e4%bb%80%e4%b9%88%e6%98%af%e5%af%86%e7%a0%81%e8%80%81%e5%8c%96%e7%ad%96%e7%95%a5%ef%bc%9f-IFUGVyYuWj\">\u4ec0\u4e48\u662f\u5bc6\u7801\u8001\u5316\u7b56\u7565\uff1f<\/h2>\n<p>\u5bc6\u7801\u8001\u5316\u7b56\u7565\u662f\u6307\u5b9a\u671f\u8981\u6c42\u7528\u6237\u66f4\u6539\u5176\u5bc6\u7801\u7684\u5b89\u5168\u63aa\u65bd\u3002\u901a\u8fc7\u5b9a\u671f\u66f4\u6539\u5bc6\u7801\uff0c\u53ef\u4ee5\u9632\u6b62\u9ed1\u5ba2\u901a\u8fc7\u731c\u6d4b\u6216\u7834\u89e3\u5bc6\u7801\u7684\u65b9\u5f0f\u5165\u4fb5\u670d\u52a1\u5668\u3002\u5bc6\u7801\u8001\u5316\u7b56\u7565\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n<ul>\n<li>\u5bc6\u7801\u8fc7\u671f\u65f6\u95f4\uff1a\u8bbe\u7f6e\u5bc6\u7801\u7684\u6709\u6548\u671f\u9650\uff0c\u8d85\u8fc7\u8be5\u671f\u9650\u540e\u7528\u6237\u5fc5\u987b\u66f4\u6539\u5bc6\u7801\u3002<\/li>\n<li>\u5bc6\u7801\u5386\u53f2\u8bb0\u5f55\uff1a\u8bb0\u5f55\u7528\u6237\u8fc7\u53bb\u4f7f\u7528\u7684\u5bc6\u7801\uff0c\u9632\u6b62\u7528\u6237\u5728\u77ed\u65f6\u95f4\u5185\u53cd\u590d\u4f7f\u7528\u76f8\u540c\u7684\u5bc6\u7801\u3002<\/li>\n<li>\u5bc6\u7801\u590d\u6742\u5ea6\u8981\u6c42\uff1a\u8981\u6c42\u5bc6\u7801\u5305\u542b\u5927\u5c0f\u5199\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u7279\u6b8a\u5b57\u7b26\uff0c\u589e\u52a0\u5bc6\u7801\u7684\u590d\u6742\u5ea6\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%ae%9e%e6%96%bd%e5%af%86%e7%a0%81%e8%80%81%e5%8c%96%e7%ad%96%e7%95%a5%ef%bc%9f-IFUGVyYuWj\">\u5982\u4f55\u5b9e\u65bd\u5bc6\u7801\u8001\u5316\u7b56\u7565\uff1f<\/h2>\n<p>\u5728Linux\u670d\u52a1\u5668\u4e0a\uff0c\u53ef\u4ee5\u901a\u8fc7\u4fee\u6539\u5bc6\u7801\u7b56\u7565\u6587\u4ef6\u6765\u5b9e\u65bd\u5bc6\u7801\u8001\u5316\u7b56\u7565\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u547d\u4ee4\u548c\u914d\u7f6e\u6587\u4ef6\uff1a<\/p>\n<h3 id=\"1-%e5%af%86%e7%a0%81%e8%bf%87%e6%9c%9f%e6%97%b6%e9%97%b4-IFUGVyYuWj\">1. \u5bc6\u7801\u8fc7\u671f\u65f6\u95f4<\/h3>\n<p>\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4<code>chage<\/code>\u6765\u8bbe\u7f6e\u7528\u6237\u7684\u5bc6\u7801\u8fc7\u671f\u65f6\u95f4\u3002\u4f8b\u5982\uff0c\u8981\u5c06\u7528\u6237<code>john<\/code>\u7684\u5bc6\u7801\u8fc7\u671f\u65f6\u95f4\u8bbe\u7f6e\u4e3a30\u5929\uff0c\u53ef\u4ee5\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>chage -M 30 john<\/code><\/pre>\n<p>\u8fd9\u5c06\u4f7f\u5f97\u7528\u6237<code>john<\/code>\u7684\u5bc6\u7801\u572830\u5929\u540e\u8fc7\u671f\uff0c\u7528\u6237\u5728\u767b\u5f55\u65f6\u5c06\u88ab\u63d0\u793a\u66f4\u6539\u5bc6\u7801\u3002<\/p>\n<h3 id=\"2-%e5%af%86%e7%a0%81%e5%8e%86%e5%8f%b2%e8%ae%b0%e5%bd%95-IFUGVyYuWj\">2. \u5bc6\u7801\u5386\u53f2\u8bb0\u5f55<\/h3>\n<p>\u5bc6\u7801\u5386\u53f2\u8bb0\u5f55\u53ef\u4ee5\u9632\u6b62\u7528\u6237\u5728\u77ed\u65f6\u95f4\u5185\u53cd\u590d\u4f7f\u7528\u76f8\u540c\u7684\u5bc6\u7801\u3002\u53ef\u4ee5\u901a\u8fc7\u4fee\u6539<code>\/etc\/pam.d\/common-password<\/code>\u6587\u4ef6\u6765\u914d\u7f6e\u5bc6\u7801\u5386\u53f2\u8bb0\u5f55\u3002\u627e\u5230\u4ee5\u4e0b\u884c\uff1a<\/p>\n<pre><code>password    required    pam_unix.so<\/code><\/pre>\n<p>\u5728\u8be5\u884c\u4e4b\u540e\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/p>\n<pre><code>password    required    pam_pwhistory.so remember=5<\/code><\/pre>\n<p>\u8fd9\u5c06\u8bb0\u5f55\u7528\u6237\u8fc7\u53bb5\u4e2a\u5bc6\u7801\uff0c\u7528\u6237\u5728\u66f4\u6539\u5bc6\u7801\u65f6\u5c06\u65e0\u6cd5\u4f7f\u7528\u8fc7\u53bb\u4f7f\u7528\u8fc7\u7684\u5bc6\u7801\u3002<\/p>\n<h3 id=\"3-%e5%af%86%e7%a0%81%e5%a4%8d%e6%9d%82%e5%ba%a6%e8%a6%81%e6%b1%82-IFUGVyYuWj\">3. \u5bc6\u7801\u590d\u6742\u5ea6\u8981\u6c42<\/h3>\n<p>\u5bc6\u7801\u590d\u6742\u5ea6\u8981\u6c42\u53ef\u4ee5\u901a\u8fc7\u4fee\u6539<code>\/etc\/pam.d\/common-password<\/code>\u6587\u4ef6\u6765\u914d\u7f6e\u3002\u627e\u5230\u4ee5\u4e0b\u884c\uff1a<\/p>\n<pre><code>password    required    pam_unix.so<\/code><\/pre>\n<p>\u5728\u8be5\u884c\u4e4b\u540e\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/p>\n<pre><code>password    required    pam_cracklib.so dcredit=-1 ucredit=-1 lcredit=-1 ocredit=-1 minlen=8<\/code><\/pre>\n<p>\u8fd9\u5c06\u8981\u6c42\u5bc6\u7801\u5305\u542b\u81f3\u5c118\u4e2a\u5b57\u7b26\uff0c\u5e76\u4e14\u5305\u542b\u5927\u5c0f\u5199\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u7279\u6b8a\u5b57\u7b26\u3002<\/p>\n<h2 id=\"%e6%80%bb%e7%bb%93-IFUGVyYuWj\">\u603b\u7ed3<\/h2>\n<p>\u901a\u8fc7\u5b9e\u65bd\u5bc6\u7801\u8001\u5316\u7b56\u7565\uff0c\u53ef\u4ee5\u589e\u52a0Linux\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\uff0c\u51cf\u5c11\u88ab\u9ed1\u5ba2\u653b\u51fb\u7684\u98ce\u9669\u3002\u5bc6\u7801\u8fc7\u671f\u65f6\u95f4\u3001\u5bc6\u7801\u5386\u53f2\u8bb0\u5f55\u548c\u5bc6\u7801\u590d\u6742\u5ea6\u8981\u6c42\u662f\u5b9e\u65bd\u5bc6\u7801\u8001\u5316\u7b56\u7565\u7684\u5173\u952e\u65b9\u9762\u3002\u5b9a\u671f\u66f4\u6539\u5bc6\u7801\u5e76\u4f7f\u7528\u590d\u6742\u7684\u5bc6\u7801\u53ef\u4ee5\u6709\u6548\u4fdd\u62a4\u670d\u52a1\u5668\u7684\u5b89\u5168\u3002<\/p>\n<h3 id=\"%e9%a6%99%e6%b8%af%e6%9c%8d%e5%8a%a1%e5%99%a8%e9%a6%96%e9%80%89%e5%90%8e%e6%b5%aa%e4%ba%91-IFUGVyYuWj\">\u9999\u6e2f\u670d\u52a1\u5668\u9996\u9009\u540e\u6d6a\u4e91<\/h3>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5bfb\u627e\u53ef\u9760\u7684\u9999\u6e2f\u670d\u52a1\u5668\u63d0\u4f9b\u5546\uff0c\u540e\u6d6a\u4e91\u662f\u60a8\u7684\u9996\u9009\u3002\u540e\u6d6a\u4e91\u63d0\u4f9b\u9ad8\u6027\u80fd\u7684\u9999\u6e2f\u670d\u52a1\u5668\uff0c\u786e\u4fdd\u60a8\u7684\u7f51\u7ad9\u548c\u5e94\u7528\u7a0b\u5e8f\u59cb\u7ec8\u7a33\u5b9a\u8fd0\u884c\u3002\u4e86\u89e3\u66f4\u591a\u4fe1\u606f\uff0c\u8bf7\u8bbf\u95ee<a href=\"https:\/\/idc.net\">https:\/\/idc.net<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Linux \u670d\u52a1\u5668\u5b89\u5168\u7b56\u7565\u6280\u5de7\uff1a\u5b9e\u65bd\u5bc6\u7801\u8001\u5316\u7b56\u7565 Linux \u670d\u52a1\u5668\u5b89\u5168\u7b56\u7565\u6280\u5de7\uff1a\u5b9e\u65bd\u5bc6\u7801\u8001\u5316\u7b56\u7565 \u5728\u4fdd\u62a4\u670d\u52a1 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[27],"tags":[],"class_list":["post-211621","post","type-post","status-publish","format-standard","hentry","category-centos"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/211621","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=211621"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/211621\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=211621"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=211621"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=211621"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}