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\u624d\u662f\uff0c\u518d\u5b89\u5168\u7684\u7cfb\u7edf\uff0c\u5982\u679c\u6ca1\u6709\u5b89\u5168\u610f\u8bc6\u7684\u7ba1\u7406\u5458\u6216\u7ba1\u7406\u6280\u672f\uff0c\u8fd9\u6837\u7684\u7cfb\u7edf\u4e5f\u4e0d\u662f\u5b89\u5168\u7684\u3002<\/p>\n<p>\u4ece\u670d\u52a1\u5668\u89d2\u5ea6\u6765\u8bf4\uff0c\u591a\u7528\u6237\u7684\u4e0b\u7684\u7cfb\u7edf\u5b89\u5168\u6027\u4e5f\u662f\u6700\u4e3a\u91cd\u8981\u7684\uff0c\u6211\u4eec\u5e38\u7528\u7684Windows \u64cd\u4f5c\u7cfb\u7edf\uff0c\u5b83\u5728\u7cfb\u7eba\u6743\u9650\u7ba1\u7406\u7684\u80fd\u529b\u53ea\u80fd\u8bf4\u662f\u4e00\u822c\u822c\uff0c\u6839\u672c\u6ca1\u6709\u6ca1\u6709\u529e\u6cd5\u548cLinux\u6216Unix \u7c7b\u7cfb\u7edf\u76f8\u6bd4\uff1b<\/p>\n<p><strong>\u4e8c\u3001\u7528\u6237(user\uff09\u548c\u7528\u6237\u7ec4\uff08group\uff09\u6982\u5ff5\uff1b<\/strong><\/p>\n<p>1\u3001\u7528\u6237\uff08user\uff09\u7684\u6982\u5ff5\uff1b<br \/>\n\u901a\u8fc7\u524d\u9762\u5bf9Linux \u591a\u7528\u6237\u7684\u7406\u89e3\uff0c\u6211\u4eec\u660e\u767dLinux \u662f\u771f\u6b63\u610f\u4e49\u4e0a\u7684\u591a\u7528\u6237\u64cd\u4f5c\u7cfb\u7edf\uff0c\u6240\u4ee5\u6211\u4eec\u80fd\u5728Linux\u7cfb\u7edf\u4e2d\u5efa\u82e5\u5e72\u7528\u6237\uff08user\uff09\u3002\u6bd4\u5982\u6211\u4eec\u7684\u540c\u4e8b\u60f3\u7528\u6211\u7684\u8ba1\u7b97\u673a\uff0c\u4f46\u6211\u4e0d\u60f3\u8ba9\u4ed6\u7528\u6211\u7684\u7528\u6237\u540d\u767b\u5f55\uff0c\u56e0\u4e3a\u6211\u7684\u7528\u6237\u540d\u4e0b\u6709\u4e0d\u60f3\u8ba9\u522b\u4eba\u770b\u5230\u7684\u8d44\u6599\u548c\u4fe1\u606f\uff08\u4e5f\u5c31\u662f\u9690\u79c1\u5185\u5bb9\uff09\u8fd9\u65f6\u6211\u5c31\u53ef\u4ee5\u7ed9\u4ed6\u5efa\u4e00\u4e2a\u65b0\u7684\u7528\u6237\u540d\uff0c\u8ba9\u4ed6\u7528\u6211\u6240\u5f00\u7684\u7528\u6237\u540d\u53bb\u6298\u817e\uff0c\u8fd9\u4ece\u8ba1\u7b97\u673a\u5b89\u5168\u89d2\u5ea6\u6765\u8bf4\u662f\u7b26\u5408\u64cd\u4f5c\u89c4\u5219\u7684\uff1b<\/p>\n<p>\u5f53\u7136\u7528\u6237\uff08user\uff09\u7684\u6982\u5ff5\u7406\u89e3\u8fd8\u4e0d\u4ec5\u4ec5\u4e8e\u6b64\uff0c\u5728Linux\u7cfb\u7edf\u4e2d\u8fd8\u6709\u4e00\u4e9b\u7528\u6237\u662f\u7528\u6765\u5b8c\u6210\u7279\u5b9a\u4efb\u52a1\u7684\uff0c\u6bd4\u5982nobody\u548cftp \u7b49\uff0c\u6211\u4eec\u8bbf\u95eeLinuxSir.Org \u7684\u7f51\u9875\u7a0b\u5e8f\uff0c\u5c31\u662fnobody\u7528\u6237\uff1b\u6211\u4eec\u533f\u540d\u8bbf\u95eeftp \u65f6\uff0c\u4f1a\u7528\u5230\u7528\u6237ftp\u6216nobody \uff1b\u5982\u679c\u60a8\u60f3\u4e86\u89e3Linux\u7cfb\u7edf\u7684\u4e00\u4e9b\u5e10\u53f7\uff0c\u8bf7\u67e5\u770b \/etc\/passwd \uff1b<\/p>\n<p>2\u3001\u7528\u6237\u7ec4\uff08group\uff09\u7684\u6982\u5ff5\uff1b<br \/>\n\u7528\u6237\u7ec4\uff08group\uff09\u5c31\u662f\u5177\u6709\u76f8\u540c\u7279\u5f81\u7684\u7528\u6237\uff08user\uff09\u7684\u96c6\u5408\u4f53\uff1b\u6bd4\u5982\u6709\u65f6\u6211\u4eec\u8981\u8ba9\u591a\u4e2a\u7528\u6237\u5177\u6709\u76f8\u540c\u7684\u6743\u9650\uff0c\u6bd4\u5982\u67e5\u770b\u3001\u4fee\u6539\u67d0\u4e00\u6587\u4ef6\u6216\u6267\u884c\u67d0\u4e2a\u547d\u4ee4\uff0c\u8fd9\u65f6\u6211\u4eec\u9700\u8981\u7528\u6237\u7ec4\uff0c\u6211\u4eec\u628a\u7528\u6237\u90fd\u5b9a\u4e49\u5230\u540c\u4e00\u7528\u6237\u7ec4\uff0c\u6211\u4eec\u901a\u8fc7\u4fee\u6539\u6587\u4ef6\u6216\u76ee\u5f55\u7684\u6743\u9650\uff0c\u8ba9\u7528\u6237\u7ec4\u5177\u6709\u4e00\u5b9a\u7684\u64cd\u4f5c\u6743\u9650\uff0c\u8fd9\u6837\u7528\u6237\u7ec4\u4e0b\u7684\u7528\u6237\u5bf9\u8be5\u6587\u4ef6\u6216\u76ee\u5f55\u90fd\u5177\u6709\u76f8\u540c\u7684\u6743\u9650\uff0c\u8fd9\u662f\u6211\u4eec\u901a\u8fc7\u5b9a\u4e49\u7ec4\u548c\u4fee\u6539\u6587\u4ef6\u7684\u6743\u9650\u6765\u5b9e\u73b0\u7684\uff1b<\/p>\n<p>\u4e3e\u4f8b\uff1a\u6211\u4eec\u4e3a\u4e86\u8ba9\u4e00\u4e9b\u7528\u6237\u6709\u6743\u9650\u67e5\u770b\u67d0\u4e00\u6587\u6863\uff0c\u6bd4\u5982\u662f\u4e00\u4e2a\u65f6\u95f4\u8868\uff0c\u800c\u7f16\u5199\u65f6\u95f4\u8868\u7684\u4eba\u8981\u5177\u6709\u8bfb\u5199\u6267\u884c\u7684\u6743\u9650\uff0c\u6211\u4eec\u60f3\u8ba9\u4e00\u4e9b\u7528\u6237\u77e5\u9053\u8fd9\u4e2a\u65f6\u95f4\u8868\u7684\u5185\u5bb9\uff0c\u800c\u4e0d\u8ba9\u4ed6\u4eec\u4fee\u6539\uff0c\u6240\u4ee5\u6211\u4eec\u53ef\u4ee5\u628a\u8fd9\u4e9b\u7528\u6237\u90fd\u5212\u5230\u4e00\u4e2a\u7ec4\uff0c\u7136\u540e\u6765\u4fee\u6539\u8fd9\u4e2a\u6587\u4ef6\u7684\u6743\u9650\uff0c\u8ba9\u7528\u6237\u7ec4\u53ef\u8bfb\uff0c\u8fd9\u6837\u7528\u6237\u7ec4\u4e0b\u9762\u7684\u6bcf\u4e2a\u7528\u6237\u90fd\u662f\u53ef\u8bfb\u7684\uff1b<\/p>\n<p>\u7528\u6237\u548c\u7528\u6237\u7ec4\u7684\u5bf9\u5e94\u5173\u7cfb\u662f\uff1a\u4e00\u5bf9\u4e00\u3001\u591a\u5bf9\u4e00\u3001\u4e00\u5bf9\u591a\u6216\u591a\u5bf9\u591a\uff1b<br \/>\n\u4e00\u5bf9\u4e00\uff1a\u67d0\u4e2a\u7528\u6237\u53ef\u4ee5\u662f\u67d0\u4e2a\u7ec4\u7684\u552f\u4e00\u6210\u5458\uff1b<br \/>\n\u591a\u5bf9\u4e00\uff1a\u591a\u4e2a\u7528\u6237\u53ef\u4ee5\u662f\u67d0\u4e2a\u552f\u4e00\u7684\u7ec4\u7684\u6210\u5458\uff0c\u4e0d\u5f52\u5c5e\u5176\u5b83\u7528\u6237\u7ec4\uff1b\u6bd4\u5982beinan\u548clinuxsir\u4e24\u4e2a\u7528\u6237\u53ea\u5f52\u5c5e\u4e8ebeinan\u7528\u6237\u7ec4\uff1b<br \/>\n\u4e00\u5bf9\u591a\uff1a\u67d0\u4e2a\u7528\u6237\u53ef\u4ee5\u662f\u591a\u4e2a\u7528\u6237\u7ec4\u7684\u6210\u5458\uff1b\u6bd4\u5982beinan\u53ef\u4ee5\u662froot\u7ec4\u6210\u5458\uff0c\u4e5f\u53ef\u4ee5\u662flinuxsir\u7528\u6237\u7ec4\u6210\u5458\uff0c\u8fd8\u53ef\u4ee5\u662fadm\u7528\u6237\u7ec4\u6210\u5458\uff1b<br \/>\n\u591a\u5bf9\u591a\uff1a\u591a\u4e2a\u7528\u6237\u5bf9\u5e94\u591a\u4e2a\u7528\u6237\u7ec4\uff0c\u5e76\u4e14\u51e0\u4e2a\u7528\u6237\u53ef\u4ee5\u662f\u5f52\u5c5e\u76f8\u540c\u7684\u7ec4\uff1b\u5176\u5b9e\u591a\u5bf9\u591a\u7684\u5173\u7cfb\u662f\u524d\u9762\u4e09\u6761\u7684\u6269\u5c55\uff1b\u7406\u89e3\u4e86\u4e0a\u9762\u7684\u4e09\u6761\uff0c\u8fd9\u6761\u4e5f\u80fd\u7406\u89e3\uff1b<\/p>\n<p><strong>\u4e09\u3001\u7528\u6237\uff08user\uff09\u548c\u7528\u6237\u7ec4\uff08group\uff09\u76f8\u5173\u7684\u914d\u7f6e\u6587\u4ef6\u3001\u547d\u4ee4\u6216\u76ee\u5f55\uff1b<\/strong><\/p>\n<p>1\u3001\u4e0e\u7528\u6237\uff08user\uff09\u548c\u7528\u6237\u7ec4\uff08group\uff09\u76f8\u5173\u7684\u914d\u7f6e\u6587\u4ef6\uff1b<\/p>\n<p>1\uff09\u4e0e\u7528\u6237\uff08user\uff09\u76f8\u5173\u7684\u914d\u7f6e\u6587\u4ef6\uff1b<br \/>\n\/etc\/passwd \u6ce8\uff1a\u7528\u6237\uff08user\uff09\u7684\u914d\u7f6e\u6587\u4ef6\uff1b<br \/>\n\/etc\/shadow \u6ce8\uff1a\u7528\u6237\uff08user\uff09\u5f71\u5b50\u53e3\u4ee4\u6587\u4ef6\uff1b<\/p>\n<p>2\uff09\u4e0e\u7528\u6237\u7ec4\uff08group\uff09\u76f8\u5173\u7684\u914d\u7f6e\u6587\u4ef6\uff1b<br \/>\n\/etc\/group \u6ce8\uff1a\u7528\u6237\u7ec4\uff08group\uff09\u914d\u7f6e\u6587\u4ef6\uff1b<br \/>\n\/etc\/gshadow \u6ce8\uff1a\u7528\u6237\u7ec4\uff08group\uff09\u7684\u5f71\u5b50\u6587\u4ef6\uff1b<\/p>\n<p>2\u3001\u7ba1\u7406\u7528\u6237\uff08user\uff09\u548c\u7528\u6237\u7ec4\uff08group\uff09\u7684\u76f8\u5173\u5de5\u5177\u6216\u547d\u4ee4\uff1b<\/p>\n<p>1\uff09\u7ba1\u7406\u7528\u6237\uff08user\uff09\u7684\u5de5\u5177\u6216\u547d\u4ee4\uff1b<\/p>\n<div class=\"cnblogs_code_toolbar\"><\/div>\n<div class=\"cnblogs_code\">useradd \u6ce8\uff1a\u6dfb\u52a0\u7528\u6237<\/div>\n<div class=\"cnblogs_code\">adduser \u6ce8\uff1a\u6dfb\u52a0\u7528\u6237<\/div>\n<div class=\"cnblogs_code\">passwd \u6ce8\uff1a\u4e3a\u7528\u6237\u8bbe\u7f6e\u5bc6\u7801<\/div>\n<div class=\"cnblogs_code\">usermod \u6ce8\uff1a\u4fee\u6539\u7528\u6237\u547d\u4ee4\uff0c\u53ef\u4ee5\u901a\u8fc7usermod \u6765\u4fee\u6539\u767b\u5f55\u540d\u3001\u7528\u6237\u7684\u5bb6\u76ee\u5f55\u7b49\u7b49\uff1b<\/div>\n<div class=\"cnblogs_code\">pwcov \u6ce8\uff1a\u540c\u6b65\u7528\u6237\u4ece\/etc\/passwd \u5230\/etc\/shadow<\/div>\n<div class=\"cnblogs_code\">pwck \u6ce8\uff1apwck\u662f\u6821\u9a8c\u7528\u6237\u914d\u7f6e\u6587\u4ef6\/etc\/passwd \u548c\/etc\/shadow \u6587\u4ef6\u5185\u5bb9\u662f\u5426\u5408\u6cd5\u6216\u5b8c\u6574\uff1b<\/div>\n<div class=\"cnblogs_code\">pwunconv \u6ce8\uff1a\u662fpwcov \u7684\u7acb\u9006\u5411\u64cd\u4f5c\uff0c\u662f\u4ece\/etc\/shadow\u548c \/etc\/passwd \u521b\u5efa\/etc\/passwd \uff0c\u7136\u540e\u4f1a\u5220\u9664 \/etc\/shadow \u6587\u4ef6\uff1b<\/div>\n<div class=\"cnblogs_code\">finger \u6ce8\uff1a\u67e5\u770b\u7528\u6237\u4fe1\u606f\u5de5\u5177 id \u6ce8\uff1a\u67e5\u770b\u7528\u6237\u7684UID\u3001GID\u53ca\u6240\u5f52\u5c5e\u7684\u7528\u6237\u7ec4 chfn \u6ce8\uff1a\u66f4\u6539\u7528\u6237\u4fe1\u606f\u5de5\u5177<\/div>\n<div class=\"cnblogs_code\">su \u6ce8\uff1a\u7528\u6237\u5207\u6362\u5de5\u5177 sudo \u6ce8\uff1asudo \u662f\u901a\u8fc7\u53e6\u4e00\u4e2a\u7528\u6237\u6765\u6267\u884c\u547d\u4ee4\uff08execute a command\u00a0as\u00a0another user\uff09\uff0csu \u662f\u7528\u6765\u5207\u6362\u7528\u6237\uff0c\u7136\u540e\u901a\u8fc7\u5207\u6362\u5230\u7684\u7528\u6237\u6765\u5b8c\u6210\u76f8\u5e94\u7684\u4efb\u52a1\uff0c<br \/>\n\u4f46sudo \u80fd\u540e\u9762\u76f4\u63a5\u6267\u884c\u547d\u4ee4\uff0c\u6bd4\u5982sudo \u4e0d\u9700\u8981root \u5bc6\u7801\u5c31\u53ef\u4ee5\u6267\u884croot \u8d4b\u4e0e\u7684\u6267\u884c\u53ea\u6709root\u624d\u80fd\u6267\u884c\u76f8\u5e94\u7684\u547d\u4ee4\uff1b\u4f46\u5f97\u901a\u8fc7visudo \u6765\u7f16\u8f91\/etc\/sudoers\u6765\u5b9e\u73b0\uff1b<\/div>\n<div class=\"cnblogs_code\">visudo \u6ce8\uff1avisodo \u662f\u7f16\u8f91\u00a0\/etc\/sudoers \u7684\u547d\u4ee4\uff1b\u4e5f\u53ef\u4ee5\u4e0d\u7528\u8fd9\u4e2a\u547d\u4ee4\uff0c\u76f4\u63a5\u7528vi \u6765\u7f16\u8f91 \/etc\/sudoers \u7684\u6548\u679c\u662f\u4e00\u6837\u7684\uff1b<\/div>\n<div class=\"cnblogs_code\">sudoedit \u6ce8\uff1a\u548csudo \u529f\u80fd\u5dee\u4e0d\u591a\uff1b<\/div>\n<div class=\"cnblogs_code_toolbar\"><\/div>\n<p>2\uff09\u7ba1\u7406\u7528\u6237\u7ec4\uff08group\uff09\u7684\u5de5\u5177\u6216\u547d\u4ee4\uff1b<\/p>\n<div class=\"cnblogs_code\">groupadd \u6ce8\uff1a\u6dfb\u52a0\u7528\u6237\u7ec4\uff1b<\/div>\n<div class=\"cnblogs_code\">groupdel \u6ce8\uff1a\u5220\u9664\u7528\u6237\u7ec4\uff1b<\/div>\n<div class=\"cnblogs_code\">groupmod \u6ce8\uff1a\u4fee\u6539\u7528\u6237\u7ec4\u4fe1\u606f<\/div>\n<div class=\"cnblogs_code\">groups \u6ce8\uff1a\u663e\u793a\u7528\u6237\u6240\u5c5e\u7684\u7528\u6237\u7ec4<\/div>\n<div class=\"cnblogs_code\">grpck grpconv \u6ce8\uff1a\u901a\u8fc7\/etc\/group\u548c\/etc\/gshadow \u7684\u6587\u4ef6\u5185\u5bb9\u6765\u540c\u6b65\u6216\u521b\u5efa\/etc\/gshadow \uff0c\u5982\u679c\/etc\/gshadow \u4e0d\u5b58\u5728\u5219\u521b\u5efa\uff1b<\/div>\n<div class=\"cnblogs_code\">grpunconv \u6ce8\uff1a\u901a\u8fc7\/etc\/group \u548c\/etc\/gshadow \u6587\u4ef6\u5185\u5bb9\u6765\u540c\u6b65\u6216\u521b\u5efa\/etc\/group \uff0c\u7136\u540e\u5220\u9664gshadow\u6587\u4ef6\uff1b<\/div>\n<div class=\"cnblogs_code_toolbar\"><\/div>\n<p>3\u3001\/etc\/skel \u76ee\u5f55\uff1b<\/p>\n<p>\/etc\/skel\u76ee\u5f55\u4e00\u822c\u662f\u5b58\u653e\u7528\u6237\u542f\u52a8\u6587\u4ef6\u7684\u76ee\u5f55\uff0c\u8fd9\u4e2a\u76ee\u5f55\u662f\u7531root\u6743\u9650\u63a7\u5236\uff0c\u5f53\u6211\u4eec\u6dfb\u52a0\u7528\u6237\u65f6\uff0c\u8fd9\u4e2a\u76ee\u5f55\u4e0b\u7684\u6587\u4ef6\u81ea\u52a8\u590d\u5236\u5230\u65b0\u6dfb\u52a0\u7684\u7528\u6237\u7684\u5bb6\u76ee\u5f55\u4e0b\uff1b\/etc\/skel \u76ee\u5f55\u4e0b\u7684\u6587\u4ef6\u90fd\u662f\u9690\u85cf\u6587\u4ef6\uff0c\u4e5f\u5c31\u662f\u7c7b\u4f3c.file\u683c\u5f0f\u7684\uff1b\u6211\u4eec\u53ef\u901a\u8fc7\u4fee\u6539\u3001\u6dfb\u52a0\u3001\u5220\u9664\/etc\/skel\u76ee\u5f55\u4e0b\u7684\u6587\u4ef6\uff0c\u6765\u4e3a\u7528\u6237\u63d0\u4f9b\u4e00\u4e2a\u7edf\u4e00\u3001\u6807\u51c6\u7684\u3001\u9ed8\u8ba4\u7684\u7528\u6237\u73af\u5883\uff1b<\/p>\n<p>[root@localhost beinan]# ls -la \/etc\/skel\/<br \/>\n\u603b\u7528\u91cf 92<br \/>\ndrwxr-xr-x\u00a0\u00a0\u00a0 3 root root\u00a0 4096\u00a0 8\u6708 11 23:32 .<br \/>\ndrwxr-xr-x\u00a0 115 root root 12288 10\u6708 14 13:44 ..<br \/>\n-rw-r&#8211;r&#8211;\u00a0\u00a0\u00a0 1 root root\u00a0\u00a0\u00a0 24\u00a0 5\u6708 11 00:15 .bash_logout<br \/>\n-rw-r&#8211;r&#8211;\u00a0\u00a0\u00a0 1 root root\u00a0\u00a0 191\u00a0 5\u6708 11 00:15 .bash_profile<br \/>\n-rw-r&#8211;r&#8211;\u00a0\u00a0\u00a0 1 root root\u00a0\u00a0 124\u00a0 5\u6708 11 00:15 .bashrc<br \/>\n-rw-r&#8211;r&#8211;\u00a0\u00a0\u00a0 1 root root\u00a0 5619 2005-03-08\u00a0 .canna<br \/>\n-rw-r&#8211;r&#8211;\u00a0\u00a0\u00a0 1 root root\u00a0\u00a0 438\u00a0 5\u6708 18 15:23 .emacs<br \/>\n-rw-r&#8211;r&#8211;\u00a0\u00a0\u00a0 1 root root\u00a0\u00a0 120\u00a0 5\u6708 23 05:18 .gtkrc<br \/>\ndrwxr-xr-x\u00a0\u00a0\u00a0 3 root root\u00a0 4096\u00a0 8\u6708 11 23:16 .kde<br \/>\n-rw-r&#8211;r&#8211;\u00a0\u00a0\u00a0 1 root root\u00a0\u00a0 658 2005-01-17\u00a0 .zshrc<\/p>\n<p>\/etc\/skel \u76ee\u5f55\u4e0b\u7684\u6587\u4ef6\uff0c\u4e00\u822c\u662f\u6211\u4eec\u7528useradd \u548cadduser \u547d\u4ee4\u6dfb\u52a0\u7528\u6237\uff08user\uff09\u65f6\uff0c\u7cfb\u7edf\u81ea\u52a8\u590d\u5236\u5230\u65b0\u6dfb\u52a0\u7528\u6237\uff08user\uff09\u7684\u5bb6\u76ee\u5f55\u4e0b\uff1b\u5982\u679c\u6211\u4eec\u901a\u8fc7\u4fee\u6539 \/etc\/passwd \u6765\u6dfb\u52a0\u7528\u6237\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u81ea\u5df1\u521b\u5efa\u7528\u6237\u7684\u5bb6\u76ee\u5f55\uff0c\u7136\u540e\u628a\/etc\/skel \u4e0b\u7684\u6587\u4ef6\u590d\u5236\u5230\u7528\u6237\u7684\u5bb6\u76ee\u5f55\u4e0b\uff0c\u7136\u540e\u8981\u7528chown \u6765\u6539\u53d8\u65b0\u7528\u6237\u5bb6\u76ee\u5f55\u7684\u5c5e\u4e3b\uff1b<\/p>\n<p>4\u3001\/etc\/login.defs \u914d\u7f6e\u6587\u4ef6\uff1b<br \/>\n\/etc\/login.defs \u6587\u4ef6\u662f\u5f53\u521b\u5efa\u7528\u6237\u65f6\u7684\u4e00\u4e9b\u89c4\u5212\uff0c\u6bd4\u5982\u521b\u5efa\u7528\u6237\u65f6\uff0c\u662f\u5426\u9700\u8981\u5bb6\u76ee\u5f55\uff0cUID\u548cGID\u7684\u8303\u56f4\uff1b\u7528\u6237\u7684\u671f\u9650\u7b49\u7b49\uff0c\u8fd9\u4e2a\u6587\u4ef6\u662f\u53ef\u4ee5\u901a\u8fc7root\u6765\u5b9a\u4e49\u7684\uff1b<\/p>\n<p>\u6bd4\u5982Fedora \u7684 \/etc\/logins.defs \u6587\u4ef6\u5185\u5bb9\uff1b<\/p>\n<div class=\"cnblogs_code_toolbar\"><\/div>\n<div class=\"cnblogs_code\"># *REQUIRED* # Directory where mailboxes reside, _or_ name of file,\u00a0relative to the # home directory. If you _do_ define both,\u00a0MAIL_DIR takes precedence.<\/div>\n<div class=\"cnblogs_code\"># QMAIL_DIR is for Qmail<\/div>\n<div class=\"cnblogs_code\"># #QMAIL_DIR Maildir MAIL_DIR \/var\/spool\/mail \u6ce8\uff1a\u521b\u5efa\u7528\u6237\u65f6\uff0c\u8981\u5728\u76ee\u5f55\/var\/spool\/mail\u4e2d\u521b\u5efa\u4e00\u4e2a\u7528\u6237mail\u6587\u4ef6\uff1b #MAIL_FILE .mail<\/div>\n<div class=\"cnblogs_code\"># Password aging controls: #<\/div>\n<div class=\"cnblogs_code\"># PASS_MAX_DAYS Maximum number of days a password may be used.<\/div>\n<div class=\"cnblogs_code\"># PASS_MIN_DAYS Minimum number of days allowed between password changes.<\/div>\n<div class=\"cnblogs_code\">\u00a0# PASS_MIN_LEN Minimum acceptable password length.<\/div>\n<div class=\"cnblogs_code\"># PASS_WARN_AGE Number of days warning given before a password expires.<\/div>\n<div class=\"cnblogs_code\">\u00a0# PASS_MAX_DAYS\u00a099999\u00a0\u6ce8\uff1a\u7528\u6237\u7684\u5bc6\u7801\u4e0d\u8fc7\u671f\u6700\u591a\u7684\u5929\u6570\uff1b<\/div>\n<div class=\"cnblogs_code\">\u00a0PASS_MIN_DAYS\u00a00\u00a0\u6ce8\uff1a\u5bc6\u7801\u4fee\u6539\u4e4b\u95f4\u6700\u5c0f\u7684\u5929\u6570\uff1b<\/div>\n<div class=\"cnblogs_code\">PASS_MIN_LEN\u00a05\u00a0\u6ce8\uff1a\u5bc6\u7801\u6700\u5c0f\u957f\u5ea6\uff1b<\/div>\n<div class=\"cnblogs_code\">PASS_WARN_AGE\u00a07\u00a0\u6ce8\uff1a #<\/div>\n<div class=\"cnblogs_code\"># Min\/max values for automatic uid selection in useradd<\/div>\n<div class=\"cnblogs_code\"># UID_MIN\u00a0500\u00a0\u6ce8\uff1a\u6700\u5c0fUID\u4e3a500 \uff0c\u4e5f\u5c31\u662f\u8bf4\u6dfb\u52a0\u7528\u6237\u65f6\uff0cUID \u662f\u4ece500\u5f00\u59cb\u7684\uff1b UID_MAX\u00a060000\u00a0\u6ce8\uff1a\u6700\u5927UID\u4e3a60000\uff1b #<\/div>\n<div class=\"cnblogs_code\">\u00a0# Min\/max values for automatic gid selection in groupadd # GID_MIN\u00a0500\u00a0\u6ce8\uff1aGID \u662f\u4ece500\u5f00\u59cb\uff1b GID_MAX\u00a060000\u00a0#<\/div>\n<div class=\"cnblogs_code\">\u00a0# If defined,\u00a0this command is run when removing a user.<\/div>\n<div class=\"cnblogs_code\">\u00a0# It should remove any at\/cron\/print jobs etc. owned by<\/div>\n<div class=\"cnblogs_code\"># the user to be removed (passed as the first argument). #<\/div>\n<div class=\"cnblogs_code\">\u00a0#USERDEL_CMD \/usr\/sbin\/userdel_local #<\/div>\n<div class=\"cnblogs_code\"># If useradd should create home directories for users by default<\/div>\n<div class=\"cnblogs_code\">\u00a0# On RH systems,\u00a0we do. This option is ORed with the -m flag on<\/div>\n<div class=\"cnblogs_code\">\u00a0# useradd command line<\/div>\n<div class=\"cnblogs_code\">. # CREATE_HOME yes \u6ce8\uff1a\u662f\u5426\u521b\u7528\u6237\u5bb6\u76ee\u5f55\uff0c\u8981\u6c42\u521b\u5efa\uff1b<\/div>\n<div class=\"cnblogs_code_toolbar\"><\/div>\n<p>5\u3001\/etc\/default\/useradd \u6587\u4ef6\uff1b<br \/>\n\u901a\u8fc7useradd \u6dfb\u52a0\u7528\u6237\u65f6\u7684\u89c4\u5219\u6587\u4ef6\uff1b<br \/>\n# useradd defaults file<br \/>\nGROUP=100<br \/>\nHOME=\/home\u00a0 \u6ce8\uff1a\u628a\u7528\u6237\u7684\u5bb6\u76ee\u5f55\u5efa\u5728\/home\u4e2d\uff1b<br \/>\nINACTIVE=-1\u00a0 \u6ce8\uff1a\u662f\u5426\u542f\u7528\u5e10\u53f7\u8fc7\u671f\u505c\u6743\uff0c-1\u8868\u793a\u4e0d\u542f\u7528\uff1b<br \/>\nEXPIRE=\u00a0\u00a0 \u6ce8\uff1a\u5e10\u53f7\u7ec8\u6b62\u65e5\u671f\uff0c\u4e0d\u8bbe\u7f6e\u8868\u793a\u4e0d\u542f\u7528\uff1b<br \/>\nSHELL=\/bin\/bash\u00a0 \u6ce8\uff1a\u6240\u7528SHELL\u7684\u7c7b\u578b\uff1b<br \/>\nSKEL=\/etc\/skel\u00a0\u00a0 \u6ce8\uff1a \u9ed8\u8ba4\u6dfb\u52a0\u7528\u6237\u7684\u76ee\u5f55\u9ed8\u8ba4\u6587\u4ef6\u5b58\u653e\u4f4d\u7f6e\uff1b\u4e5f\u5c31\u662f\u8bf4\uff0c\u5f53\u6211\u4eec\u7528adduser\u6dfb\u52a0\u7528\u6237\u65f6\uff0c\u7528\u6237\u5bb6\u76ee\u5f55\u4e0b\u7684\u6587\u4ef6\uff0c\u90fd\u662f\u4ece\u8fd9\u4e2a\u76ee\u5f55\u4e2d\u590d\u5236\u8fc7\u53bb\u7684\uff1b<\/p>\n<p><strong>\u540e\u8bb0\uff1a<\/strong><br \/>\n\u5173\u4e8e\u7528\u6237\uff08user\uff09\u548c\u7528\u6237\u7ec4\uff08group\uff09\u7ba1\u7406\u5185\u5bb9\u5927\u7ea6\u5c31\u662f\u8fd9\u4e48\u591a\uff1b\u53ea\u8981\u628a\u4e0a\u9762\u6240\u8bf4\u7684\u5185\u5bb9\u4e86\u89e3\u548c\u638c\u63e1\uff0c\u7528\u6237\uff08user\uff09\u548c\u7528\u6237\u7ec4\uff08group\uff09\u7ba1\u7406\u5c31\u5dee\u4e0d\u591a\u4e86\uff1b\u7531\u4e8e\u7528\u6237\uff08user\uff09\u548c\u7528\u6237\u7ec4\uff08group\uff09\u662f\u548c\u6587\u4ef6\u53ca\u76ee\u5f55\u6743\u9650\u8054\u7cfb\u5728\u4e00\u8d77\u7684\uff0c\u6240\u4ee5\u6587\u4ef6\u53ca\u76ee\u5f55\u6743\u9650\u7684\u64cd\u4f5c\u4e5f\u4f1a\u72ec\u7acb\u6210\u6587\u6765\u7ed9\u5927\u5bb6\u4ecb\u7ecd\uff1b<\/p>\n<p>\u672c\u6587\u53ea\u662f\u8ba9\u65b0\u624b\u5f1f\u5144\u660e\u767d\u7528\u6237\uff08user\uff09\u548c\u7528\u6237\u7ec4\uff08group\uff09\u4e00\u4e9b\u539f\u7406\uff0c\u6240\u4ee5\u6211\u5728\u5199\u6b64\u6587\u7684\u65f6\u5019\uff0c\u5927\u591a\u662f\u89e3\u8bf4\u5185\u5bb9\uff0c\u6211\u7684\u610f\u601d\u662f\u901a\u8fc7\u89e3\u8bf4\u548c\u7d22\u5f15\u4e00\u4e9b\u547d\u4ee4\uff0c\u8ba9\u65b0\u624b\u5f1f\u5144\u660e\u767d\u4e00\u70b9\u7406\u8bba\u662f\u6bd4\u8f83\u91cd\u8981\u7684\uff0c\u6280\u672f\u64cd\u4f5c\u65e0\u975e\u662f\u547d\u4ee4\u7684\u7528\u6cd5\uff1b<\/p>\n<p>=================================================================<br \/>\n<strong>Linux\u7528\u6237\u3001\u7528\u6237\u7ec4\u3001\u6587\u4ef6\u6743\u9650\u5b66\u4e60\u7b14\u8bb0<\/strong><br \/>\n\u53c2\u8003\u7f51\u5740\uff1ahttp:\/\/www.sourcejoy.com\/other_dev_tech\/linux-user-and-file-manage.html<\/p>\n<p>\u6700\u8fd1\u6253\u7b97\u66f4\u4ed4\u7ec6\u5b66\u4e60\u4e00\u4e0blinux\u64cd\u4f5c\u7cfb\u7edf\u3002\u5148\u662f\u6076\u8865\u4e86\u4e00\u4e0b\u7528\u6237\u3001\u7528\u6237\u7ec4\u3001\u6587\u4ef6\u6743\u9650\u8fd9\u4e09\u6837\u6bd4\u8f83\u91cd\u8981\u7684\u77e5\u8bc6\u3002<br \/>\n\u5b66\u4e60\u8fd9\u51e0\u6837\u4e1c\u897f\uff0c\u5f97\u5148\u638c\u63e1linux\u7684\u6743\u9650\u7cfb\u7edf\u76f8\u5173\u77e5\u8bc6\u3002<br \/>\nlinux\u7684\u6743\u9650\u7cfb\u7edf\u4e3b\u8981\u662f\u7531\u7528\u6237\u3001\u7528\u6237\u7ec4\u548c\u6743\u9650\u7ec4\u6210\u3002<br \/>\n\u7528\u6237\u5c31\u662f\u4e00\u4e2a\u4e2a\u7684\u767b\u5f55\u5e76\u4f7f\u7528linux\u7684\u7528\u6237\u3002linux\u5185\u90e8\u7528UID\u8868\u793a\u3002<br \/>\n\u7528\u6237\u7ec4\u5c31\u662f\u7528\u6237\u7684\u5206\u7ec4\u3002linux\u5185\u90e8\u7528GID\u8868\u793a\u3002<br \/>\n\u6743\u9650\u5206\u4e3a\u8bfb\u3001\u5199\u3001\u6267\u884c\u4e09\u79cd\u6743\u9650\u3002<\/p>\n<p>linux\u7684\u7528\u6237\u4fe1\u606f\u4fdd\u5b58\u5728\/etc\/passwd\u6587\u4ef6\u4e2d\uff0c\u53e6\u5916\uff0c\/etc\/shadow\u6587\u4ef6\u5b58\u653e\u7684\u662f\u7528\u6237\u5bc6\u7801\u76f8\u5173\u4fe1\u606f\u3002<\/p>\n<p>\/etc\/passwd\u6587\u4ef6\u683c\u5f0f\uff1a<br \/>\n\u7528\u6237\u540d:\u5bc6\u7801:UID:GID:\u7528\u6237\u4fe1\u606f:HOME\u76ee\u5f55\u8def\u5f84:\u7528\u6237shell<br \/>\n\u5176\u4e2dUID\u4e3a0\u5219\u662f\u7528\u6237root\uff0c1\uff5e499\u4e3a\u7cfb\u7edf\u7528\u6237\uff0c500\u4ee5\u4e0a\u4e3a\u666e\u901a\u7528\u6237<\/p>\n<p>\/etc\/shadow\u4fdd\u5b58\u7528\u6237\u5bc6\u7801\u4fe1\u606f\uff0c\u5305\u62ec\u52a0\u5bc6\u540e\u7684\u5bc6\u7801\uff0c\u5bc6\u7801\u8fc7\u671f\u65f6\u95f4\uff0c\u5bc6\u7801\u8fc7\u671f\u63d0\u793a\u5929\u6570\u7b49\u3002<\/p>\n<p>\u7528\u6237\u7ec4\u4fe1\u606f\u4fdd\u5b58\u5728\/etc\/group\u6587\u4ef6\u4e2d.<br \/>\n\u683c\u5f0f\u5982\u4e0b\uff1a<br \/>\n\u7528\u6237\u7ec4\u540d:\u7ec4\u5bc6\u7801:GID:\u7ec4\u5185\u5e10\u53f7\uff08\u591a\u4e2a\u5e10\u53f7\u7528\u9017\u53f7\u5206\u9694\uff09<\/p>\n<p>\u7528\u6237\u767b\u5f55\u540e\uff0c\/etc\/passwd\u6587\u4ef6\u91cc\u7684GID\u4e3a\u7528\u6237\u7684\u521d\u59cb\u7528\u6237\u7ec4\u3002<br \/>\n\u7528\u6237\u7684\u521d\u59cb\u7528\u6237\u7ec4\u8fd9\u4e00\u4e8b\u5b9e\u4e0d\u4f1a\u518d\/etc\/group\u4e2d\u4f53\u73b0\u3002<\/p>\n<p>\u67e5\u770b\u5f53\u524d\u7528\u6237\u7684\u7528\u6237\u7ec4\u547d\u4ee4\uff1a<br \/>\n[root@local opt]#groups<br \/>\nroot bin daemon sys adm disk wheel<br \/>\n\u8f93\u51fa\u7684\u4fe1\u606f\u4e2d\uff0c\u7b2c\u4e00\u4e2a\u7528\u6237\u7ec4\u4e3a\u5f53\u524d\u7528\u6237\u7684\u6709\u6548\u7528\u6237\u7ec4\uff08\u5f53\u524d\u7528\u6237\u7ec4\uff09<\/p>\n<p>\u5207\u6362\u6709\u6548\u7528\u6237\u7ec4\u547d\u4ee4\uff1a<br \/>\n[root@local opt]#newgrp \u7528\u6237\u7ec4\u540d<br \/>\n\u8981\u79bb\u5f00\u65b0\u7684\u6709\u6548\u7528\u6237\u7ec4\uff0c\u5219\u8f93\u5165exit\u56de\u8f66\u3002<\/p>\n<p>\u65b0\u5efa\u7528\u6237\u547d\u4ee4\uff1a<br \/>\n[root@local opt]#useradd \u7528\u6237\u540d -g \u521d\u59cb\u7528\u6237\u7ec4 -G \u5176\u4ed6\u7528\u6237\u7ec4\uff08\u4fee\u6539\/etc\/group\uff09 -c \u7528\u6237\u8bf4\u660e -u \u6307\u5b9aUID<\/p>\n<p>\u5efa\u5b8c\u7528\u6237\u9700\u8981\u4e3a\u7528\u6237\u8bbe\u7f6e\u5bc6\u7801\uff1a<br \/>\n[root@local opt]#passwd \u7528\u6237\u540d<\/p>\n<p>\u7528\u6237\u8981\u4fee\u6539\u81ea\u5df1\u5bc6\u7801\u547d\u4ee4\uff1a<br \/>\n[root@local opt]#passwd<\/p>\n<p>\u4fee\u6539\u7528\u6237\u4fe1\u606f\u547d\u4ee4\uff1a<br \/>\n[root@local opt]#usermod \u53c2\u6570 \u7528\u6237\u540d<br \/>\n\u53c2\u6570:<br \/>\n-c \u8bf4\u660e<br \/>\n-g \u7ec4\u540d \u521d\u59cb\u7528\u6237\u7ec4<br \/>\n-e \u8fc7\u671f\u65e5\u671f \u683c\u5f0f\uff1aYYYY-MM-DD<br \/>\n-G \u7ec4\u540d \u5176\u4ed6\u7528\u6237\u7ec4<br \/>\n-l \u4fee\u6539\u7528\u6237\u540d<br \/>\n-L \u9501\u5b9a\u8d26\u53f7\uff08\u5728\/etc\/shadow\u6587\u4ef6\u4e2d\u7528\u6237\u5bf9\u5e94\u5bc6\u7801\u5bc6\u7801\u4e32\u7684\u524d\u9762\u52a0\u4e0a\u4e24\u4e2a\u53f9\u53f7(!!)\uff09<br \/>\n-U \u89e3\u9501<\/p>\n<p>\u5220\u9664\u7528\u6237\u547d\u4ee4\uff1a<br \/>\n[root@local opt]#userdel [-r] \u7528\u6237\u540d<br \/>\n\u5176\u4e2d\uff0c\u53c2\u6570-r\u4e3a\u5220\u9664\u7528\u6237\u7684home\u76ee\u5f55\u3002<br \/>\n\u5176\u5b9e\uff0c\u53ef\u80fd\u5728\u7cfb\u7edf\u5176\u4ed6\u5730\u65b9\u4e5f\u6709\u8be5\u7528\u6237\u6587\u4ef6\uff0c\u8981\u5b8c\u6574\u5220\u9664\u4e00\u4e2a\u7528\u6237\u548c\u5176\u6587\u4ef6\u8981\u5148\u627e\u5230\u5c5e\u4e8e\u4ed6\u7684\u6587\u4ef6\uff1a<br \/>\n[root@local opt]#find \/ -user \u7528\u6237\u540d<br \/>\n\u7136\u540e\u5220\u9664\uff0c\u518d\u8fd0\u884cuserdel\u5220\u9664\u7528\u6237\u3002<\/p>\n<p>\u67e5\u770b\u53ef\u7528shell\u547d\u4ee4\uff1a<br \/>\n[root@local opt]#chsh -l<br \/>\n\u4fee\u6539\u81ea\u5df1\u7684shell\u547d\u4ee4\uff1a<br \/>\n[root@local opt]#chsh -s<\/p>\n<p>\u67e5\u770b\u81ea\u5df1\u6216\u67d0\u4ebaUID\/GID\u4fe1\u606f\uff1a<br \/>\n[root@local opt]#id [\u7528\u6237\u540d]<br \/>\n\u8fd4\u56de\u4fe1\u606f\u4e2dgroups\u4e3a\u6709\u6548\u7528\u6237\u7ec4<\/p>\n<p>\u65b0\u589e\u7528\u6237\u7ec4\u547d\u4ee4\uff1a<br \/>\n[root@local opt]#groupadd \u7528\u6237\u7ec4\u540d<\/p>\n<p>\u4fee\u6539\u7528\u6237\u7ec4\u540d\u547d\u4ee4\uff1a<br \/>\n[root@local opt]#groupmod -n \u540d\u79f0<\/p>\n<p>\u5220\u9664\u7528\u6237\u7ec4\u547d\u4ee4\uff1a<br \/>\n[root@local opt]#groupdel \u7528\u6237\u7ec4\u540d<\/p>\n<p>\u8bbe\u7f6e\u7528\u6237\u7ec4\u5bc6\u7801\u547d\u4ee4\uff1a<br \/>\n[root@local opt]#gpasswd \u7528\u6237\u7ec4\u540d<\/p>\n<p>\u5982\u679cgpasswd\u52a0\u4e0a\u53c2\u6570\u5219\u6709\u5176\u4ed6\u529f\u80fd<\/p>\n<p>\u8bbe\u7f6e\u7528\u6237\u7ec4\u7ba1\u7406\u5458\u547d\u4ee4\uff1a<br \/>\n[root@local opt]#gpasswd -A \u7528\u6237\u540d \u7528\u6237\u7ec4\u540d<\/p>\n<p>\u6dfb\u52a0\u67d0\u5e10\u53f7\u5230\u7ec4\u547d\u4ee4\uff1a<br \/>\n[root@local opt]#gpasswd -M \u7528\u6237\u540d \u7528\u6237\u7ec4\u540d<\/p>\n<p>\u4ece\u7ec4\u4e2d\u5220\u9664\u67d0\u5e10\u53f7\u547d\u4ee4\uff1a<br \/>\n[root@local opt]#gpasswd -d \u7528\u6237\u540d \u7528\u6237\u7ec4\u540d<\/p>\n<p>passwd\u76f8\u5173\u53c2\u6570\u64cd\u4f5c\uff1a<br \/>\n-l \u9501\u7528\u6237<br \/>\n-u \u89e3\u9501\u7528\u6237<br \/>\n-n \u5929\u6570\u00a0 \u5bc6\u7801\u4e0d\u53ef\u6539\u5929\u6570<br \/>\n-x \u5929\u6570\u00a0 \u5bc6\u7801\u8fc7\u671f\u5929\u6570<br \/>\n-w \u5929\u6570\u00a0 \u8b66\u544a\u5929\u6570<\/p>\n<p>\u6587\u4ef6\u6743\u9650\u77e5\u8bc6<\/p>\n<p>\u5148\u770b\u4e2a\u5b9e\u4f8b\uff1a<br \/>\n[root@local opt]#ls -al<br \/>\nls -al \u547d\u4ee4\u662f\u5217\u51fa\u76ee\u5f55\u7684\u6240\u6709\u6587\u4ef6\uff0c\u5305\u62ec\u9690\u85cf\u6587\u4ef6\u3002\u9690\u85cf\u6587\u4ef6\u7684\u6587\u4ef6\u540d\u7b2c\u4e00\u4e2a\u5b57\u7b26\u4e3a&#8217;.&#8217;<br \/>\n-rw-r&#8211;r&#8211;\u00a0 1 root root\u00a0\u00a0\u00a0 81 08-02 14:54 gtkrc-1.2-gnome2<br \/>\n-rw&#8212;&#8212;-\u00a0 1 root root\u00a0\u00a0 189 08-02 14:54 ICEauthority<br \/>\n-rw&#8212;&#8212;-\u00a0 1 root root\u00a0\u00a0\u00a0 35 08-05 10:02 .lesshst<br \/>\ndrwx&#8212;&#8212;\u00a0 3 root root\u00a0 4096 08-02 14:54 .metacity<br \/>\ndrwxr-xr-x\u00a0 3 root root\u00a0 4096 08-02 14:54 nautilus<\/p>\n<p>\u5217\u8868\u7684\u5217\u5b9a\u4e49\u5982\u4e0b\uff1a<br \/>\n[\u6743\u9650\u5c5e\u6027\u4fe1\u606f] [\u8fde\u63a5\u6570] [\u62e5\u6709\u8005] [\u62e5\u6709\u8005\u6240\u5c5e\u7528\u6237\u7ec4] [\u5927\u5c0f] [\u6700\u540e\u4fee\u6539\u65f6\u95f4] [\u6587\u4ef6\u540d]<\/p>\n<p>\u6743\u9650\u5c5e\u6027\u5217\u8868\u4e3a10\u4e2a\u5b57\u7b26\uff1a<br \/>\n\u7b2c\u4e00\u4e2a\u5b57\u7b26\u8868\u793a\u6587\u4ef6\u7c7b\u578b\uff0cd\u4e3a\u76ee\u5f55 -\u4e3a\u666e\u901a\u6587\u4ef6 l\u4e3a\u8fde\u63a5 b\u4e3a\u53ef\u5b58\u50a8\u7684\u63a5\u53e3\u8bbe\u5907 c\u4e3a\u952e\u76d8\u9f20\u6807\u7b49\u8f93\u5165\u8bbe\u5907<br \/>\n2\u30013\u30014\u4e2a\u5b57\u7b26\u8868\u793a\u6240\u6709\u8005\u6743\u9650\uff0c5\u30016\u30017\u4e2a\u5b57\u7b26\u8868\u793a\u6240\u6709\u8005\u540c\u7ec4\u7528\u6237\u6743\u9650\uff0c8\u30019\u300110\u4e3a\u5176\u4ed6\u7528\u6237\u6743\u9650<br \/>\n\u7b2c\u4e8c\u4e2a\u5b57\u7b26\u8868\u793a\u6240\u6709\u8005\u8bfb\u6743\u9650\uff0c\u5982\u679c\u6709\u6743\u9650\u5219\u4e3ar\uff0c\u6ca1\u6709\u6743\u9650\u5219\u4e3a-<br \/>\n\u7b2c\u4e09\u4e2a\u5b57\u7b26\u8868\u793a\u6240\u6709\u8005\u5199\u6743\u9650\uff0c\u5982\u679c\u6709\u6743\u9650\u5219\u4e3aw\uff0c\u6ca1\u6709\u6743\u9650\u5219\u4e3a-<br \/>\n\u7b2c\u56db\u4e2a\u5b57\u7b26\u8868\u793a\u6240\u6709\u8005\u6267\u884c\u6743\u9650\uff0c\u5982\u679c\u6709\u6743\u9650\u5219\u4e3ax\uff0c\u6ca1\u6709\u6743\u9650\u5219\u4e3a-<br \/>\n\u7b2c\u4e94\u4e2a\u5b57\u7b26\u8868\u793a\u6240\u6709\u8005\u540c\u7ec4\u7528\u6237\u8bfb\u6743\u9650\uff0c\u5982\u679c\u6709\u6743\u9650\u5219\u4e3ar\uff0c\u6ca1\u6709\u6743\u9650\u5219\u4e3a-<br \/>\n\u7b2c\u516d\u4e2a\u5b57\u7b26\u8868\u793a\u6240\u6709\u8005\u540c\u7ec4\u7528\u6237\u5199\u6743\u9650\uff0c\u5982\u679c\u6709\u6743\u9650\u5219\u4e3aw\uff0c\u6ca1\u6709\u6743\u9650\u5219\u4e3a-<br \/>\n\u7b2c\u4e03\u4e2a\u5b57\u7b26\u8868\u793a\u6240\u6709\u8005\u540c\u7ec4\u7528\u6237\u6267\u884c\u6743\u9650\uff0c\u5982\u679c\u6709\u6743\u9650\u5219\u4e3ax\uff0c\u6ca1\u6709\u6743\u9650\u5219\u4e3a-<br \/>\n\u7b2c\u516b\u4e2a\u5b57\u7b26\u8868\u793a\u5176\u4ed6\u975e\u540c\u7ec4\u8bfb\u6743\u9650\uff0c\u5982\u679c\u6709\u6743\u9650\u5219\u4e3ar\uff0c\u6ca1\u6709\u6743\u9650\u5219\u4e3a-<br \/>\n\u7b2c\u4e5d\u4e2a\u5b57\u7b26\u8868\u793a\u5176\u4ed6\u975e\u540c\u7ec4\u5199\u6743\u9650\uff0c\u5982\u679c\u6709\u6743\u9650\u5219\u4e3aw\uff0c\u6ca1\u6709\u6743\u9650\u5219\u4e3a-<br \/>\n\u7b2c\u5341\u4e2a\u5b57\u7b26\u8868\u793a\u5176\u4ed6\u975e\u540c\u7ec4\u6267\u884c\u6743\u9650\uff0c\u5982\u679c\u6709\u6743\u9650\u5219\u4e3ax\uff0c\u6ca1\u6709\u6743\u9650\u5219\u4e3a-<\/p>\n<p>\u4fee\u6539\u6587\u4ef6\u6240\u5c5e\u7ec4\u547d\u4ee4\uff1a<br \/>\n[root@local opt]#chgrp [-R] \u7ec4\u540d \u6587\u4ef6\u540d<br \/>\n\u5176\u4e2d-R\u4e3a\u9012\u5f52\u8bbe\u7f6e<\/p>\n<p>\u4fee\u6539\u6587\u4ef6\u7684\u6240\u6709\u8005\u548c\u7ec4\u547d\u4ee4\uff1a<br \/>\n[root@local opt]#chown [-R] \u7528\u6237[:\u7528\u6237\u7ec4] \u6587\u4ef6\u540d<\/p>\n<p>\u4fee\u6539\u6587\u4ef6\u8bbf\u95ee\u6743\u9650\u547d\u4ee4\uff1a<br \/>\n[root@local opt]#chmod [-R] 0777 \u6587\u4ef6\u540d<\/p>\n<p>\u81f3\u6b64\uff0c\u7528\u6237\u3001\u6587\u4ef6\u548c\u6743\u9650\u76f8\u5173\u7684\u4e1c\u897f\uff0c\u5c31\u603b\u7ed3\u4e2a7788\u4e86\uff0c\u63a5\u4e0b\u6765\u7684\u5c31\u662f\uff0c\u5e73\u5e38\u8981\u6562\u4e8e\u7528\u5404\u79cd\u547d\u4ee4\uff0c\u52e4\u4e8e\u770b\u770b\u672c\u7bc7\u603b\u7ed3\u5566\u3002<br \/>\n====================================================================<br \/>\n<strong>linux \u67e5\u770b\u7528\u6237\u53ca\u7528\u6237\u7ec4\u7684\u65b9\u6cd5<\/strong><br \/>\nwhois<br \/>\n\u529f\u80fd\u8bf4\u660e\uff1a\u67e5\u627e\u5e76\u663e\u793a\u7528\u6237\u4fe1\u606f\u3002<br \/>\n\u8bed\u3000\u3000\u6cd5\uff1awhois [\u5e10\u53f7\u540d\u79f0]<br \/>\n\u8865\u5145\u8bf4\u660e\uff1awhois\u6307\u4ee4\u4f1a\u53bb\u67e5\u627e\u5e76\u663e\u793a\u6307\u5b9a\u5e10\u53f7\u7684\u7528\u6237\u76f8\u5173\u4fe1\u606f\uff0c\u56e0\u4e3a\u5b83\u662f\u5230Network Solutions \u7684WHOIS\u6570\u636e\u5e93\u53bb\u67e5\u627e\uff0c\u6240\u4ee5\u8be5\u5e10\u53f7\u540d\u79f0\u5fc5\u987b\u5728\u4e0a\u9762\u6ce8\u518c\u65b9\u80fd\u5bfb\u83b7\uff0c\u4e14\u540d\u79f0\u6ca1\u6709\u5927\u5c0f\u5199\u7684\u5dee\u522b\u3002<br \/>\n&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<br \/>\nwhoami<br \/>\n\u529f\u80fd\u8bf4\u660e\uff1a\u5148\u4f3c\u4e4e\u7528\u6237\u540d\u79f0\u3002<br \/>\n\u8bed\u3000\u3000\u6cd5\uff1awhoami [&#8211;help][&#8211;version]<br \/>\n\u8865\u5145\u8bf4\u660e\uff1a\u663e\u793a\u81ea\u8eab\u7684\u7528\u6237\u540d\u79f0\uff0c\u672c\u6307\u4ee4\u76f8\u5f53\u4e8e\u6267\u884c&#8221;id -un&#8221;\u6307\u4ee4\u3002<br \/>\n\u53c2\u3000\u3000\u6570\uff1a<br \/>\n&#8211;help \u3000\u5728\u7ebf\u5e2e\u52a9\u3002<br \/>\n&#8211;version \u3000\u663e\u793a\u7248\u672c\u4fe1\u606f\u3002<br \/>\n&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<br \/>\nwho<br \/>\n\u529f\u80fd\u8bf4\u660e\uff1a\u663e\u793a\u76ee\u524d\u767b\u5165\u7cfb\u7edf\u7684\u7528\u6237\u4fe1\u606f\u3002<br \/>\n\u8bed\u3000\u3000\u6cd5\uff1awho [-Himqsw][&#8211;help][&#8211;version][am i][\u8bb0\u5f55\u6587\u4ef6]<br \/>\n\u8865\u5145\u8bf4\u660e\uff1a\u6267\u884c\u8fd9\u9879\u6307\u4ee4\u53ef\u5f97\u77e5\u76ee\u524d\u6709\u90a3\u4e9b\u7528\u6237\u767b\u5165\u7cfb\u7edf\uff0c\u5355\u72ec\u6267\u884cwho\u6307\u4ee4\u4f1a\u5217\u51fa\u767b\u5165\u5e10\u53f7\uff0c\u4f7f\u7528\u7684 \u3000\u3000\u3000\u7ec8\u7aef\u673a\uff0c\u767b\u5165\u65f6\u95f4\u4ee5\u53ca\u4ece\u4f55\u5904\u767b\u5165\u6216\u6b63\u5728\u4f7f\u7528\u54ea\u4e2aX\u663e\u793a\u5668\u3002<br \/>\n\u53c2\u3000\u3000\u6570\uff1a<br \/>\n-H\u6216&#8211;heading \u3000\u663e\u793a\u5404\u680f\u4f4d\u7684\u6807\u9898\u4fe1\u606f\u5217\u3002<br \/>\n-i\u6216-u\u6216&#8211;idle \u3000\u663e\u793a\u95f2\u7f6e\u65f6\u95f4\uff0c\u82e5\u8be5\u7528\u6237\u5728\u524d\u4e00\u5206\u949f\u4e4b\u5185\u6709\u8fdb\u884c\u4efb\u4f55\u52a8\u4f5c\uff0c\u5c06\u6807\u793a\u6210&#8221;.&#8221;\u53f7\uff0c\u5982\u679c\u8be5\u7528\u6237\u5df2\u8d85\u8fc724\u5c0f\u65f6\u6ca1\u6709\u4efb\u4f55\u52a8\u4f5c\uff0c\u5219\u6807\u793a\u51fa&#8221;old&#8221;\u5b57\u7b26\u4e32\u3002<br \/>\n-m \u3000\u6b64\u53c2\u6570\u7684\u6548\u679c\u548c\u6307\u5b9a&#8221;am i&#8221;\u5b57\u7b26\u4e32\u76f8\u540c\u3002<br \/>\n-q\u6216&#8211;count \u3000\u53ea\u663e\u793a\u767b\u5165\u7cfb\u7edf\u7684\u5e10\u53f7\u540d\u79f0\u548c\u603b\u4eba\u6570\u3002<br \/>\n-s \u3000\u6b64\u53c2\u6570\u5c06\u5ffd\u7565\u4e0d\u4e88\u5904\u7406\uff0c\u4ec5\u8d1f\u8d23\u89e3\u51b3who\u6307\u4ee4\u5176\u4ed6\u7248\u672c\u7684\u517c\u5bb9\u6027\u95ee\u9898\u3002<br \/>\n-w\u6216-T\u6216&#8211;mesg\u6216&#8211;message\u6216&#8211;writable \u3000\u663e\u793a\u7528\u6237\u7684\u4fe1\u606f\u72b6\u6001\u680f\u3002<br \/>\n&#8211;help \u3000\u5728\u7ebf\u5e2e\u52a9\u3002<br \/>\n&#8211;version \u3000\u663e\u793a\u7248\u672c\u4fe1\u606f\u3002<br \/>\n&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;-<br \/>\nw<br \/>\n\u529f\u80fd\u8bf4\u660e\uff1a\u663e\u793a\u76ee\u524d\u767b\u5165\u7cfb\u7edf\u7684\u7528\u6237\u4fe1\u606f\u3002<br \/>\n\u8bed\u3000\u3000\u6cd5\uff1aw [-fhlsuV][\u7528\u6237\u540d\u79f0]<br \/>\n\u8865\u5145\u8bf4\u660e\uff1a\u6267\u884c\u8fd9\u9879\u6307\u4ee4\u53ef\u5f97\u77e5\u76ee\u524d\u767b\u5165\u7cfb\u7edf\u7684\u7528\u6237\u6709\u90a3\u4e9b\u4eba\uff0c\u4ee5\u53ca\u4ed6\u4eec\u6b63\u5728\u6267\u884c\u7684\u7a0b\u5e8f\u3002\u5355\u72ec\u6267\u884cw<br \/>\n\u6307\u4ee4\u4f1a\u663e\u793a\u6240\u6709\u7684\u7528\u6237\uff0c\u60a8\u4e5f\u53ef\u6307\u5b9a\u7528\u6237\u540d\u79f0\uff0c\u4ec5\u663e\u793a\u67d0\u4f4d\u7528\u6237\u7684\u76f8\u5173\u4fe1\u606f\u3002<br \/>\n\u53c2\u3000\u3000\u6570\uff1a<br \/>\n-f \u3000\u5f00\u542f\u6216\u5173\u95ed\u663e\u793a\u7528\u6237\u4ece\u4f55\u5904\u767b\u5165\u7cfb\u7edf\u3002<br \/>\n-h \u3000\u4e0d\u663e\u793a\u5404\u680f\u4f4d\u7684\u6807\u9898\u4fe1\u606f\u5217\u3002<br \/>\n-l \u3000\u4f7f\u7528\u8be6\u7ec6\u683c\u5f0f\u5217\u8868\uff0c\u6b64\u4e3a\u9884\u8bbe\u503c\u3002<br \/>\n-s \u3000\u4f7f\u7528\u7b80\u6d01\u683c\u5f0f\u5217\u8868\uff0c\u4e0d\u663e\u793a\u7528\u6237\u767b\u5165\u65f6\u95f4\uff0c\u7ec8\u7aef\u673a\u9636\u6bb5\u4f5c\u4e1a\u548c\u7a0b\u5e8f\u6240\u8017\u8d39\u7684CPU\u65f6\u95f4\u3002<br \/>\n-u \u3000\u5ffd\u7565\u6267\u884c\u7a0b\u5e8f\u7684\u540d\u79f0\uff0c\u4ee5\u53ca\u8be5\u7a0b\u5e8f\u8017\u8d39CPU\u65f6\u95f4\u7684\u4fe1\u606f\u3002<br \/>\n-V \u3000\u663e\u793a\u7248\u672c\u4fe1\u606f\u3002<br \/>\n&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;<br \/>\nfinger\u547d\u4ee4<br \/>\nfinger \u547d\u4ee4\u7684\u529f\u80fd\u662f\u67e5\u8be2\u7528\u6237\u7684\u4fe1\u606f\uff0c\u901a\u5e38\u4f1a\u663e\u793a\u7cfb\u7edf\u4e2d\u67d0\u4e2a\u7528\u6237\u7684\u7528\u6237\u540d\u3001\u4e3b\u76ee\u5f55\u3001\u505c\u6ede\u65f6\u95f4\u3001\u767b\u5f55\u65f6\u95f4\u3001\u767b\u5f55shell\u7b49\u4fe1\u606f\u3002\u5982\u679c\u8981\u67e5\u8be2\u8fdc\u7a0b\u673a\u4e0a\u7684\u7528\u6237\u4fe1\u606f\uff0c\u9700\u8981\u5728\u7528\u6237\u540d\u540e\u9762\u63a5\u201c@\u4e3b\u673a\u540d\u201d\uff0c\u91c7\u7528[\u7528\u6237\u540d@\u4e3b\u673a\u540d]\u7684\u683c\u5f0f\uff0c\u4e0d\u8fc7\u8981\u67e5\u8be2\u7684\u7f51\u7edc\u4e3b\u673a\u9700\u8981\u8fd0\u884cfinger\u5b88\u62a4\u8fdb\u7a0b\u3002<br \/>\n\u8be5\u547d\u4ee4\u7684\u4e00\u822c\u683c\u5f0f\u4e3a\uff1a<br \/>\nfinger [\u9009\u9879] [\u4f7f\u7528\u8005] [\u7528\u6237@\u4e3b\u673a]<br \/>\n\u547d\u4ee4\u4e2d\u5404\u9009\u9879\u7684\u542b\u4e49\u5982\u4e0b\uff1a<br \/>\n-s \u663e\u793a\u7528\u6237\u7684\u6ce8\u518c\u540d\u3001\u5b9e\u9645\u59d3\u540d\u3001\u7ec8\u7aef\u540d\u79f0\u3001\u5199\u72b6\u6001\u3001\u505c\u6ede\u65f6\u95f4\u3001\u767b\u5f55\u65f6\u95f4\u7b49\u4fe1\u606f\u3002<br \/>\n-l \u9664\u4e86\u7528-s\u9009\u9879\u663e\u793a\u7684\u4fe1\u606f\u5916\uff0c\u8fd8\u663e\u793a\u7528\u6237\u4e3b\u76ee\u5f55\u3001\u767b\u5f55shell\u3001\u90ae\u4ef6\u72b6\u6001\u7b49\u4fe1\u606f\uff0c\u4ee5\u53ca\u7528\u6237\u4e3b\u76ee\u5f55\u4e0b\u7684.plan\u3001.project\u548c.forward\u6587\u4ef6\u7684\u5185\u5bb9\u3002<br \/>\n-p \u9664\u4e86\u4e0d\u663e\u793a.plan\u6587\u4ef6\u548c.project\u6587\u4ef6\u4ee5\u5916\uff0c\u4e0e-l\u9009\u9879\u76f8\u540c\u3002<br \/>\n[\u4f8b]\u5728\u672c\u5730\u673a\u4e0a\u4f7f\u7528finger\u547d\u4ee4\u3002<br \/>\n$ finger xxq<br \/>\nLogin: xxq Name:<br \/>\nDirectory: \/home\/xxq Shell: \/bin\/bash<br \/>\nLast login Thu Jan 1 21:43 \uff08CST\uff09 on tty1<br \/>\nNo mail.<br \/>\nNo Plan.<br \/>\n$ finger<br \/>\nLogin Name Tty Idle Login Time Office Office Phone<br \/>\nroot root *1 28 Nov 25 09:17<br \/>\n\u2026\u2026<br \/>\n&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<br \/>\n\/etc\/group\u6587\u4ef6\u5305\u542b\u6240\u6709\u7ec4<br \/>\n\/etc\/shadow\u548c\/etc\/passwd\u7cfb\u7edf\u5b58\u5728\u7684\u6240\u6709\u7528\u6237\u540d<br \/>\n\u4fee\u6539\u5f53\u524d\u7528\u6237\u6240\u5c5e\u7ec4\u7684\u65b9\u6cd5<br \/>\nusermod \u6216\u8005\u53ef\u4ee5\u76f4\u63a5\u4fee\u6539 \/etc\/paaawd\u6587\u4ef6\u5373\u53ef<br \/>\n&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;-<br \/>\nvlock(virtual console lock)<br \/>\n\u529f\u80fd\u8bf4\u660e\uff1a\u9501\u4f4f\u865a\u62df\u7ec8\u7aef\u3002<br \/>\n\u8bed\u3000\u3000\u6cd5\uff1avlock [-achv]<br \/>\n\u8865\u5145\u8bf4\u660e\uff1a\u6267\u884cvlock\u6307\u4ee4\u53ef\u9501\u4f4f\u865a\u62df\u7ec8\u7aef\uff0c\u907f\u514d\u4ed6\u4eba\u4f7f\u7528\u3002<br \/>\n\u53c2\u3000\u3000\u6570\uff1a<br \/>\n-a\u6216&#8211;all \u3000\u9501\u4f4f\u6240\u6709\u7684\u7ec8\u7aef\u9636\u6bb5\u4f5c\u4e1a\uff0c\u5982\u679c\u60a8\u5728\u5168\u5c4f\u5e55\u7684\u7ec8\u7aef\u4e2d\u4f7f\u7528\u672c\u53c2\u6570\uff0c\u5219\u4f1a\u5c06\u7528\u952e\u76d8<br \/>\n\u5207\u6362\u7ec8\u7aef\u673a\u7684\u529f\u80fd\u4e00\u5e76\u5173\u95ed\u3002<br \/>\n-c\u6216&#8211;current \u3000\u9501\u4f4f\u76ee\u524d\u7684\u7ec8\u7aef\u9636\u6bb5\u4f5c\u4e1a\uff0c\u6b64\u4e3a\u9884\u8bbe\u503c\u3002<br \/>\n-h\u6216&#8211;help \u3000\u5728\u7ebf\u5e2e\u52a9\u3002<br \/>\n-v\u6216&#8211;version \u3000\u663e\u793a\u7248\u672c\u4fe1\u606f\u3002<br \/>\n&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;<br \/>\nusermod<br \/>\n\u529f\u80fd\u8bf4\u660e\uff1a\u4fee\u6539\u7528\u6237\u5e10\u53f7\u3002<br \/>\n\u8bed\u3000\u3000\u6cd5\uff1ausermod [-LU][-c &lt;\u5907\u6ce8&gt;][-d &lt;\u767b\u5165\u76ee\u5f55&gt;][-e &lt;\u6709\u6548\u671f\u9650&gt;][-f &lt;\u7f13\u51b2\u5929\u6570&gt;][-g &lt;\u7fa4\u7ec4&gt;][-G &lt;\u7fa4\u7ec4&gt;][-l &lt;\u5e10\u53f7\u540d\u79f0&gt;][-s ][-u ][\u7528\u6237\u5e10\u53f7]<br \/>\n\u8865\u5145\u8bf4\u660e\uff1ausermod\u53ef\u7528\u6765\u4fee\u6539\u7528\u6237\u5e10\u53f7\u7684\u5404\u9879\u8bbe\u5b9a\u3002<br \/>\n\u53c2\u3000\u3000\u6570\uff1a<br \/>\n-c&lt;\u5907\u6ce8&gt; \u3000\u4fee\u6539\u7528\u6237\u5e10\u53f7\u7684\u5907\u6ce8\u6587\u5b57\u3002<br \/>\n-d\u767b\u5165\u76ee\u5f55&gt; \u3000\u4fee\u6539\u7528\u6237\u767b\u5165\u65f6\u7684\u76ee\u5f55\u3002<br \/>\n-e&lt;\u6709\u6548\u671f\u9650&gt; \u3000\u4fee\u6539\u5e10\u53f7\u7684\u6709\u6548\u671f\u9650\u3002<br \/>\n-f&lt;\u7f13\u51b2\u5929\u6570&gt; \u3000\u4fee\u6539\u5728\u5bc6\u7801\u8fc7\u671f\u540e\u591a\u5c11\u5929\u5373\u5173\u95ed\u8be5\u5e10\u53f7\u3002<br \/>\n-g&lt;\u7fa4\u7ec4&gt; \u3000\u4fee\u6539\u7528\u6237\u6240\u5c5e\u7684\u7fa4\u7ec4\u3002<br \/>\n-G&lt;\u7fa4\u7ec4&gt; \u3000\u4fee\u6539\u7528\u6237\u6240\u5c5e\u7684\u9644\u52a0\u7fa4\u7ec4\u3002<br \/>\n-l&lt;\u5e10\u53f7\u540d\u79f0&gt; \u3000\u4fee\u6539\u7528\u6237\u5e10\u53f7\u540d\u79f0\u3002<br \/>\n-L \u3000\u9501\u5b9a\u7528\u6237\u5bc6\u7801\uff0c\u4f7f\u5bc6\u7801\u65e0\u6548\u3002<br \/>\n-s \u3000\u4fee\u6539\u7528\u6237\u767b\u5165\u540e\u6240\u4f7f\u7528\u7684shell\u3002<br \/>\n-u \u3000\u4fee\u6539\u7528\u6237ID\u3002<br \/>\n-U \u3000\u89e3\u9664\u5bc6\u7801\u9501\u5b9a\u3002<br \/>\n&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;-<br \/>\nuserdel<br 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href=\"http:\/\/www.cnblogs.com\/jackyyou\/category\/827933.html\" target=\"_blank\" rel=\"noopener\">Linux<\/a><\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>groups 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