\u5728\u6211\u4eec\u4f7f\u7528Linux\u6216Unix\u7ec4\u5efa\u670d\u52a1\u5668\u65f6\uff0c\u4e3a\u4e86\u65b9\u4fbf\u8fdc\u7a0b\u7ef4\u62a4\u548c\u7ba1\u7406\uff0c\u57fa\u672c\u4e0a\u90fd\u4f1a\u5f00\u653esshd\u670d\u52a1\u3002\u867d\u7136ssh\u5c06\u8054\u673a\u7684\u5c01\u5305\u901a\u8fc7\u52a0\u5bc6\u7684\u6280\u672f\u6765\u8fdb\u884c \u8d44\u6599\u7684\u4f20\u9012\uff0c\u80fd\u591f\u6709\u6548\u5730\u62b5\u5fa1\u9ed1\u5ba2\u4f7f\u7528\u7f51\u7edc\u4fa6\u542c\u6765\u83b7\u53d6\u53e3\u4ee4\u548c\u79d8\u5bc6\u4fe1\u606f\uff0c\u4f46\u662f\u4ecd\u7136\u4e0d\u4e4f\u5927\u91cf\u7f51\u7edc\u5165\u4fb5\u8005\u8fdb\u884c\u5bc6\u7801\u5c1d\u8bd5\u6216\u5176\u4ed6\u624b\u6bb5\u6765\u653b\u51fbssh\u670d\u52a1\u5668\u4ee5\u56fe\u83b7\u5f97\u670d\u52a1\u5668 \u63a7\u5236\u6743\u3002<\/p>\n
\u5982\u4f55\u624d\u80fd\u4f7f\u81ea\u5df1\u7684\u670d\u52a1\u5668\u66f4\u5b89\u5168\u53ef\u9760\u5462\uff1f\u53ea\u8981\u6211\u4eec\u5bf9ssh\u670d\u52a1\u5668\u7684\u914d\u7f6e\u7565\u52a0\u8c03\u6574\uff0c\u5c31\u53ef\u4ee5\u6781\u5927\u5730\u63d0\u9ad8\u7cfb\u7edf\u5b89\u5168\u6027\uff0c\u964d\u4f4e\u7f51\u7edc\u5165\u4fb5\u7684\u98ce\u9669\u3002\u5177\u4f53\u64cd\u4f5c\u5982\u4e0b\uff1a<\/p>\n
1.\u4fee\u6539sshd\u670d\u52a1\u5668\u7684\u914d\u7f6e\u6587\u4ef6\/etc\/ssh\/sshd_config\uff0c\u5c06\u90e8\u5206\u53c2\u6570\u53c2\u7167\u5982\u4e0b\u4fee\u6539\uff0c\u589e\u5f3a\u7cfb\u7edf\u5b89\u5168\u6027\u3002<\/p>\n
Port 5555<\/p>\n
\u7cfb\u7edf\u7f3a\u7701\u4f7f\u752822\u53f7\u7aef\u53e3\uff0c\u5c06\u76d1\u542c\u7aef\u53e3\u66f4\u6539\u4e3a\u5176\u4ed6\u6570\u503c\uff08\u6700\u597d\u662f1024\u4ee5\u4e0a\u7684\u9ad8\u7aef\u53e3\uff0c\u4ee5\u514d\u548c\u5176\u4ed6\u5e38\u89c4\u670d\u52a1\u7aef\u53e3\u51b2\u7a81\uff09\uff0c\u8fd9\u6837\u53ef\u4ee5\u589e\u52a0\u7f51\u7edc\u5165\u4fb5\u8005\u63a2\u6d4b\u7cfb\u7edf\u662f\u5426\u8fd0\u884c\u4e86sshd\u5b88\u62a4\u8fdb\u7a0b\u7684\u96be\u5ea6\u3002<\/p>\n
ListenAddress 192.168.0.1<\/p>\n
\u5bf9\u4e8e\u5728\u670d\u52a1\u5668\u4e0a\u5b89\u88c5\u4e86\u591a\u4e2a\u7f51\u5361\u6216\u914d\u7f6e\u591a\u4e2aIP\u5730\u5740\u7684\u60c5\u51b5\uff0c\u8bbe\u5b9asshd\u53ea\u5728\u5176\u4e2d\u4e00\u4e2a\u6307\u5b9a\u7684\u63a5\u53e3\u5730\u5740\u76d1\u542c\uff0c\u8fd9\u6837\u53ef\u4ee5\u51cf\u5c11sshd\u7684\u5165\u53e3\uff0c\u964d\u4f4e\u7f51\u7edc\u5165\u4fb5\u7684\u53ef\u80fd\u6027\u3002<\/p>\n
PermitRootLogin no<\/p>\n
\u5982\u679c\u5141\u8bb8\u7528\u6237\u4f7f\u7528root\u7528\u6237\u767b\u5f55\uff0c\u90a3\u4e48\u9ed1\u5ba2\u4eec\u53ef\u4ee5\u9488\u5bf9root\u7528\u6237\u5c1d\u8bd5\u66b4\u529b\u7834\u89e3\u5bc6\u7801\uff0c\u7ed9\u7cfb\u7edf\u5b89\u5168\u5e26\u6765\u98ce\u9669\u3002<\/p>\n
PermitEmptyPasswords no<\/p>\n
\u5141\u8bb8\u4f7f\u7528\u7a7a\u5bc6\u7801\u7cfb\u7edf\u5c31\u50cf\u4e0d\u8bbe\u9632\u7684\u5821\u5792\uff0c\u4efb\u4f55\u5b89\u5168\u63aa\u65bd\u90fd\u662f\u4e00\u53e5\u7a7a\u8bdd\u3002<\/p>\n
AllowUsers sshuser1 sshuser2<\/p>\n
\u53ea\u5141\u8bb8\u6307\u5b9a\u7684\u67d0\u4e9b\u7528\u6237\u901a\u8fc7ssh\u8bbf\u95ee\u670d\u52a1\u5668\uff0c\u5c06ssh\u4f7f\u7528\u6743\u9650\u9650\u5b9a\u5728\u6700\u5c0f\u7684\u8303\u56f4\u5185\u3002<\/p>\n
AllowGroups sshgroup<\/p>\n
\u540c\u4e0a\u9762\u7684AllowUsers\u7c7b\u4f3c\uff0c\u9650\u5b9a\u6307\u5b9a\u7684\u7528\u6237\u7ec4\u901a\u8fc7ssh\u8bbf\u95ee\u670d\u52a1\u5668\uff0c\u4e8c\u8005\u5bf9\u4e8e\u9650\u5b9a\u8bbf\u95ee\u670d\u52a1\u5668\u6709\u76f8\u540c\u7684\u6548\u679c\u3002<\/p>\n
Protocol 2<\/p>\n
\u7981\u6b62\u4f7f\u7528\u7248\u672c1\u534f\u8bae\uff0c\u56e0\u4e3a\u5176\u5b58\u5728\u8bbe\u8ba1\u7f3a\u9677\uff0c\u5f88\u5bb9\u6613\u4f7f\u5bc6\u7801\u88ab\u9ed1\u6389\u3002<\/p>\n
\u7981\u6b62\u6240\u6709\u4e0d\u9700\u8981\u7684\uff08\u6216\u4e0d\u5b89\u5168\u7684\uff09\u6388\u6743\u8ba4\u8bc1\u65b9\u5f0f\u3002<\/p>\n
X11Forwarding no<\/p>\n
\u5173\u95edX11Forwarding\uff0c\u9632\u6b62\u4f1a\u8bdd\u88ab\u52ab\u6301\u3002<\/p>\n
MaxStartups 5<\/p>\n
sshd\u670d\u52a1\u8fd0\u884c\u65f6\u6bcf\u4e00\u4e2a\u8fde\u63a5\u90fd\u8981\u4f7f\u7528\u4e00\u5927\u5757\u53ef\u89c2\u7684\u5185\u5b58\uff0c\u8fd9\u4e5f\u662fssh\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u653b\u51fb\u7684\u539f\u56e0\u3002\u4e00\u53f0\u670d\u52a1\u5668\u9664\u975e\u5b58\u5728\u8bb8\u591a\u7ba1\u7406\u5458\u540c\u65f6\u7ba1\u7406\u670d\u52a1\u5668\uff0c\u5426\u5219\u4e0a\u9762\u8fd9\u4e2a\u8fde\u63a5\u6570\u8bbe\u7f6e\u662f\u591f\u7528\u4e86\u3002<\/p>\n
\u6ce8\u610f\uff1a\u4ee5\u4e0a\u53c2\u6570\u8bbe\u7f6e\u4ec5\u4ec5\u662f\u4e00\u4e2a\u793a\u4f8b\uff0c\u7528\u6237\u5177\u4f53\u4f7f\u7528\u65f6\u5e94\u6839\u636e\u5404\u81ea\u7684\u73af\u5883\u505a\u76f8\u5e94\u7684\u66f4\u6539\u3002<\/p>\n
2.\u4fee\u6539sshd\u670d\u52a1\u5668\u7684\u914d\u7f6e\u6587\u4ef6\/etc\/ssh\/sshd_config\u7684\u8bfb\u5199\u6743\u9650\uff0c\u5bf9\u6240\u6709\u975eroot\u7528\u6237\u8bbe\u7f6e\u53ea\u8bfb\u6743\u9650\uff0c\u9632\u6b62\u975e\u6388\u6743\u7528\u6237\u4fee\u6539sshd\u670d\u52a1\u7684\u5b89\u5168\u8bbe\u7f6e\u3002<\/p>\n
chmod 644 \/etc\/ssh\/sshd_config<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5728\u6211\u4eec\u4f7f\u7528Linux\u6216Unix\u7ec4\u5efa\u670d\u52a1\u5668\u65f6\uff0c\u4e3a\u4e86\u65b9\u4fbf\u8fdc\u7a0b\u7ef4\u62a4\u548c\u7ba1\u7406\uff0c\u57fa\u672c\u4e0a\u90fd\u4f1a\u5f00\u653esshd\u670d\u52a1\u3002\u867d\u7136ssh\u5c06\u8054 … \u9605\u8bfb\u66f4\u591a<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[49,9],"tags":[],"class_list":["post-2690","post","type-post","status-publish","format-standard","hentry","category-linux","category-fuwuqi"],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/2690","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/comments?post=2690"}],"version-history":[{"count":1,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/2690\/revisions"}],"predecessor-version":[{"id":2691,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/2690\/revisions\/2691"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/media?parent=2690"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/categories?post=2690"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/tags?post=2690"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}