{"id":2164,"date":"2016-02-02T17:09:00","date_gmt":"2016-02-02T09:09:00","guid":{"rendered":"http:\/\/192.168.50.160\/wordpress\/?p=2164"},"modified":"2016-02-02T17:10:56","modified_gmt":"2016-02-02T09:10:56","slug":"linux-%e6%9f%a5%e7%9c%8b%e5%af%86%e7%a2%bc%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93","status":"publish","type":"post","link":"https:\/\/history.dowdot.idv.tw\/?p=2164","title":{"rendered":"Linux \u67e5\u770b\u5bc6\u78bc\u904e\u671f\u6642\u9593"},"content":{"rendered":"

\u56e0\u70ba\u8cc7\u5b89\u9a57\u8b49\u898f\u7bc4\u8981\u6c42\u5bc6\u78bc\u9700\u8a2d\u5b9a\u6709\u6548\u671f
\n\u6240\u4ee5,\u5f97\u4fee\u6539\u7cfb\u7d71\u7684\u8a2d\u5b9a\u503c
\n\u65b9\u6cd5\u5982\u4e0b:<\/p>\n

#vi \/etc\/login.defs<\/code>
\n\u4fee\u6539PASS_MAX_DAYS\u7684\u8a2d\u5b9a\u503c\u5c31\u53ef\u4ee5\u4e86
\n\u4e0d\u904e\u4ee5\u4e0a\u7684\u8a2d\u5b9a\u662f\u91dd\u5c0d\u8a2d\u5b9a\u5f8c,\u65b0\u589e\u52a0\u7684\u5e33\u865f\u624d\u6703\u5957\u7528\u65b0\u7684\u8a2d\u5b9a\u503c
\n\u82e5\u8981\u91dd\u5c0d\u5148\u524d\u5df1\u5efa\u7acb\u7684\u5e33\u865f
\n\u53ef\u4ee5\u7528\u4ee5\u4e0b\u7684\u6307\u4ee4:
\n#passwd -x \u5929\u6578 \u5e33\u865f<\/code>
\n\u4f8b:#passwd -x 60 root<\/p>\n

\u5982\u679c\u8981\u518d\u6539\u56denever,\u628a\u5929\u6578\u8a2d\u6210-1\u5c31\u53ef\u4ee5<\/p>\n

\u9084\u6709\u4e00\u500bchage\u7684\u6307\u4ee4\u53ef\u4ee5\u505a\u9032\u968e\u7684\u8a2d\u5b9a:
\n\u4f8b:
\nchage -m 0 -M 90 -W 15 root<\/code>
\n\u4ee5\u4e0a\u547d\u4ee4\u8868\u793a\u8a2d\u7f6e\u4f7f\u7528\u8005root\u7684\u5bc6\u78bc\u6700\u5c0f\u6709\u6548\u671f\u70ba0\u5929\uff0c\u6700\u9577\u6709\u6548\u671f\u70ba90\u5929\uff0c\u5728\u5bc6\u78bc\u904e\u671f\u524d15\u5929\u5c0d\u7528\u6236\u9032\u884c\u63d0\u9192<\/p>\n

\u6307\u4ee4\u53c3\u6578\u5982\u4e0b:
\n-m \u5bc6\u78bc\u53ef\u66f4\u6539\u7684\u6700\u5c0f\u5929\u6578\u3002\u70ba\u96f6\u6642\u4ee3\u8868\u4efb\u4f55\u6642\u5019\u90fd\u53ef\u4ee5\u66f4\u6539\u5bc6\u78bc\u3002
\n-M \u5bc6\u78bc\u4fdd\u6301\u6709\u6548\u7684\u6700\u5927\u5929\u6578\u3002
\n-W \u4f7f\u7528\u8005\u5bc6\u78bc\u5230\u671f\u524d\uff0c\u63d0\u524d\u6536\u5230\u8b66\u544a\u8cc7\u8a0a\u7684\u5929\u6578\u3002
\n-E \u5e33\u865f\u5230\u671f\u7684\u65e5\u671f\u3002\u904e\u4e86\u9019\u5929\uff0c\u6b64\u5e33\u865f\u5c07\u4e0d\u53ef\u7528\u3002
\n-d \u4e0a\u4e00\u6b21\u66f4\u6539\u7684\u65e5\u671f
\n-i \u505c\u6eef\u6642\u671f\u3002\u5982\u679c\u4e00\u500b\u5bc6\u78bc\u5df2\u904e\u671f\u9019\u4e9b\u5929\uff0c\u90a3\u9ebc\u6b64\u5e33\u865f\u5c07\u4e0d\u53ef\u7528\u3002
\n-l \u4f8b\u51fa\u7576\u524d\u7684\u8a2d\u7f6e\u3002\u7531\u975e\u7279\u6b0a\u4f7f\u7528\u8005\u4f86\u78ba\u5b9a\u4ed6\u5011\u7684\u5bc6\u78bc\u6216\u5e33\u865f\u4f55\u6642\u904e\u671f\u3002<\/p>\n

\u6240\u4ee5,\u5982\u679c\u8981\u67e5\u8a62\u67d0\u4e00\u500b\u5e33\u865f\u76ee\u524d\u7684\u72c0\u614b\u53ef\u4ee5\u7528:
\nchage -l<\/code>
\n\u7cfb\u7d71\u6703\u986f\u793a\u5982\u4e0b\u7684\u8cc7\u8a0a\u51fa\u4f86:
\nLast password change : Feb 02, 2016
\nPassword expires : never
\nPassword inactive : never
\nAccount expires : never
\nMinimum number of days between password change : 0
\nMaximum number of days between password change : 99999
\nNumber of days of warning before password expires : 7<\/code><\/p>\n

\u4ee5\u4e0a\u5099\u5fd8!!<\/p>\n","protected":false},"excerpt":{"rendered":"

\u56e0\u70ba\u8cc7\u5b89\u9a57\u8b49\u898f\u7bc4\u8981\u6c42\u5bc6\u78bc\u9700\u8a2d\u5b9a\u6709\u6548\u671f \u6240\u4ee5,\u5f97\u4fee\u6539\u7cfb\u7d71\u7684\u8a2d\u5b9a\u503c \u65b9\u6cd5\u5982\u4e0b: #vi \/etc\/login.defs \u4fee\u6539PASS_MAX_DAYS\u7684\u8a2d\u5b9a\u503c\u5c31\u53ef\u4ee5\u4e86 \u4e0d\u904e\u4ee5\u4e0a\u7684\u8a2d\u5b9a\u662f\u91dd\u5c0d\u8a2d\u5b9a\u5f8c,\u65b0\u589e\u52a0\u7684\u5e33\u865f\u624d\u6703\u5957\u7528\u65b0\u7684\u8a2d\u5b9a\u503c \u82e5\u8981\u91dd\u5c0d\u5148\u524d\u5df1\u5efa\u7acb\u7684\u5e33\u865f \u53ef\u4ee5\u7528\u4ee5\u4e0b\u7684\u6307\u4ee4: #passwd -x \u5929\u6578 \u5e33...<\/p>\n","protected":false},"author":1,"featured_media":2166,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"ngg_post_thumbnail":0,"spay_email":""},"categories":[14],"tags":[],"jetpack_featured_media_url":"https:\/\/history.dowdot.idv.tw\/wp-content\/uploads\/2016\/02\/Password-Security-Shutterstock-124176472-480x360.jpg","jetpack_likes_enabled":true,"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p5NCTI-yU","_links":{"self":[{"href":"https:\/\/history.dowdot.idv.tw\/index.php?rest_route=\/wp\/v2\/posts\/2164"}],"collection":[{"href":"https:\/\/history.dowdot.idv.tw\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/history.dowdot.idv.tw\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/history.dowdot.idv.tw\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/history.dowdot.idv.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2164"}],"version-history":[{"count":1,"href":"https:\/\/history.dowdot.idv.tw\/index.php?rest_route=\/wp\/v2\/posts\/2164\/revisions"}],"predecessor-version":[{"id":2165,"href":"https:\/\/history.dowdot.idv.tw\/index.php?rest_route=\/wp\/v2\/posts\/2164\/revisions\/2165"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/history.dowdot.idv.tw\/index.php?rest_route=\/wp\/v2\/media\/2166"}],"wp:attachment":[{"href":"https:\/\/history.dowdot.idv.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2164"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/history.dowdot.idv.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2164"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/history.dowdot.idv.tw\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2164"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}