{"id":99327,"date":"2026-09-02T12:42:03","date_gmt":"2026-09-02T04:42:03","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/99327.html"},"modified":"2026-09-02T12:42:03","modified_gmt":"2026-09-02T04:42:03","slug":"%e5%85%b3%e9%97%adssh%e5%af%86%e7%a0%81%e7%99%bb%e5%bd%95%ef%bc%8cssh-%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8%e5%85%ac%e9%92%a5%e5%af%86%e9%92%a5%e7%99%bb%e5%bd%95%e6%9c%8d%e5%8a%a1%e5%99%a8%ef%bc%88","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/99327.html","title":{"rendered":"\u5173\u95edSSH\u5bc6\u7801\u767b\u5f55\uff0cSSH \u5982\u4f55\u4f7f\u7528\u516c\u94a5\u5bc6\u94a5\u767b\u5f55\u670d\u52a1\u5668\uff08\u89e3\u51b3\u670d\u52a1\u5668\u7ecf\u5e38\u88ab\u653b\u51fb\u95ee\u9898\uff09"},"content":{"rendered":"

\u524d\u8a00<\/h2>\n

\u5728 Linux \u7cfb\u7edf\u4e2d，SSH \u5bc6\u94a5\u767b\u5f55\u662f\u66ff\u4ee3\u4f20\u7edf\u5bc6\u7801\u767b\u5f55\u7684\u66f4\u5b89\u5168\u65b9\u5f0f，\u80fd\u6709\u6548\u907f\u514d\u5bc6\u7801\u88ab\u66b4\u529b\u7834\u89e3\u7684\u98ce\u9669\u3002（\u53ef\u80fd\u7b49\u5230\u54ea\u5929\u4f60\u7684\u670d\u52a1\u5668\u53d7\u5230\u4e0d\u660e\u653b\u51fb\u65f6，\u4f60\u5c31\u4f1a\u660e\u767d\u8fd9\u4e48\u505a\u7684\u91cd\u8981\u6027）<\/p>\n

\u6ce8\u610f：\u8fd9\u91cc\u63a8\u8350\u6240\u6709\u64cd\u4f5c\u4e0d\u8981\u5728root\u7528\u6237\u4e0b\u8fdb\u884c，\u800c\u662f\u65b0\u589e\u81ea\u5df1\u7684\u4e13\u6709\u7528\u6237，\u5f53\u7136\u4f60\u7528root\u4e5f\u53ef\u4ee5，\u53ea\u662f\u5b89\u5168\u6027\u6ca1\u90a3\u4e48\u9ad8<\/p>\n

# \u6dfb\u52a0\u7528\u6237 adduser \u81ea\u5b9a\u4e49\u7528\u6237\u540d<\/span>
\nsudo<\/span> adduser xiangyu<\/p>\n

# \u5207\u6362\u7528\u6237 su \u81ea\u5b9a\u4e49\u7684\u7528\u6237\u540d<\/span>
\nsu<\/span> xiangyu<\/p>\n

# \u521b\u5efa .ssh \u76ee\u5f55<\/span>
\nmkdir<\/span> -p<\/span> ~\/.ssh<\/p>\n

\u4e00\u3001\u4fee\u6539 SSH \u914d\u7f6e\u6587\u4ef6<\/h2>\n

\u9996\u5148\u9700\u8981\u767b\u5f55 Linux \u670d\u52a1\u5668，\u901a\u8fc7\u4fee\u6539 sshd_config \u6587\u4ef6\u5f00\u542f\u516c\u94a5\u9a8c\u8bc1\u529f\u80fd\u3002<\/p>\n

1. \u767b\u5f55\u670d\u52a1\u5668\u5e76\u7f16\u8f91\u914d\u7f6e\u6587\u4ef6<\/h3>\n

\u4f7f\u7528\u5bc6\u7801\u767b\u5f55\u670d\u52a1\u5668\u540e，\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u6253\u5f00 SSH \u914d\u7f6e\u6587\u4ef6：<\/p>\n

# \u5148\u5207\u6362root\u4e0b\u64cd\u4f5c<\/span>
\nsu<\/span> root
\n# \u7f16\u8f91SSH\u914d\u7f6e\u6587\u4ef6<\/span>
\nvim<\/span> \/etc\/ssh\/sshd_config<\/p>\n

2. \u8c03\u6574\u5173\u952e\u914d\u7f6e\u9879<\/h3>\n

\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u627e\u5230\u4ee5\u4e0b 4 \u4e2a\u914d\u7f6e\u9879，\u53d6\u6d88\u6ce8\u91ca（\u82e5\u6709 # \u524d\u7f00）\u5e76\u4fee\u6539\u4e3a\u6307\u5b9a\u503c：<\/p>\n\n\u914d\u7f6e\u9879\u63a8\u8350\u503c\u914d\u7f6e\u8bf4\u660e<\/tr>\n\n\n\n\n\n\n
RSAAuthentication<\/td>\nyes<\/td>\n\u5f00\u542f\u57fa\u4e8e RSA \u7b97\u6cd5\u7684\u5b89\u5168\u9a8c\u8bc1（\u517c\u5bb9\u4f20\u7edf RSA \u5bc6\u94a5）<\/td>\n<\/tr>\n
PubkeyAuthentication<\/td>\nyes<\/td>\n\u5f00\u542f\u516c\u94a5\u767b\u5f55\u9a8c\u8bc1（\u6838\u5fc3\u914d\u7f6e，\u5fc5\u987b\u8bbe\u4e3a yes）<\/td>\n<\/tr>\n
AuthorizedKeyFiles<\/td>\n.ssh\/authorized_keys<\/td>\n\u6307\u5b9a\u5b58\u50a8\u5ba2\u6237\u7aef\u516c\u94a5\u7684\u6587\u4ef6\u8def\u5f84（\u9ed8\u8ba4\u8def\u5f84，\u65e0\u9700\u4fee\u6539）<\/td>\n<\/tr>\n
StrictModes<\/td>\nno<\/td>\n\u5173\u95ed SSH \u767b\u5f55\u524d\u5bf9\u7528\u6237\u5bb6\u76ee\u5f55\u3001rhosts \u6587\u4ef6\u7684\u6743\u9650\u68c0\u67e5（\u907f\u514d\u6743\u9650\u95ee\u9898\u5bfc\u81f4\u767b\u5f55\u5931\u8d25）<\/td>\n<\/tr>\n
PermitRootLogin<\/td>\nno\u6216\u8005prohibit-password<\/td>\n\u9ed8\u8ba4\u4e3ayes，\u610f\u601d\u662f：\u5141\u8bb8 root \u7528\u6237\u901a\u8fc7 SSH \u76f4\u63a5\u767b\u5f55\u670d\u52a1\u5668\u3002\u4e0d\u5efa\u8bae\u8bbe\u4e3a yes，\u56e0\u4e3aroot \u662f\u9ed1\u5ba2\u7b2c\u4e00\u4e2a\u5c1d\u8bd5\u7684\u7528\u6237\u540d，\u5bb9\u6613\u88ab\u66b4\u529b\u7834\u89e3\u3002\u8bbe\u4e3a no：\u7981\u6b62 root \u767b\u5f55，\u5fc5\u987b\u5148\u767b\u5f55\u666e\u901a\u7528\u6237，\u518d su – \u6216 sudo \u5207\u6362\u3002\u5982\u679c\u5fc5\u987b\u7528 root，\u5efa\u8bae\u7528\u8bbe\u7f6e\u6210prohibit-password，\u8fd9\u6837\u53ea\u5141\u8bb8\u5bc6\u94a5\u767b\u5f55，\u4e0d\u5141\u8bb8\u5bc6\u7801\u767b\u5f55<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

3.\u91cd\u542f SSH \u670d\u52a1\u4f7f\u914d\u7f6e\u751f\u6548<\/h3>\n

\u4fee\u6539\u5b8c\u6210\u540e，\u4fdd\u5b58\u5e76\u9000\u51fa vim（\u6309 Esc \u540e\u8f93\u5165 :wq），\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u91cd\u542f SSH \u670d\u52a1：<\/p>\n

systemctl restart sshd.service<\/p>\n

linux\u7684\u5404\u4e2a\u53d1\u884c\u7248\u672c，SSH\u670d\u52a1\u547d\u4ee4\u7565\u6709\u5dee\u5f02， \u5173\u952e\u533a\u522b：Ubuntu\/Debian \u7684 SSH \u670d\u52a1\u540d\u662f ssh，\u5176\u4ed6\u591a\u6570\u7248\u672c\u662fsshd，centos7\u662f sshd.service<\/p>\n

\u4e8c\u3001\u5ba2\u6237\u7aef（\u672c\u5730\u7535\u8111）\u914d\u7f6e：\u751f\u6210\u516c\u94a5\u4e0e\u79c1\u94a5<\/h2>\n

\u4ee5 macOS \u5ba2\u6237\u7aef\u4e3a\u4f8b（Windows \u53ef\u901a\u8fc7 Git Bash\u3001PowerShell \u64cd\u4f5c，\u6b65\u9aa4\u4e00\u81f4），\u751f\u6210\u7528\u4e8e\u767b\u5f55\u7684\u5bc6\u94a5\u5bf9（\u516c\u94a5 + \u79c1\u94a5）\u3002<\/p>\n

1. \u8fdb\u5165\u5ba2\u6237\u7aef .ssh \u76ee\u5f55<\/h3>\n

\u6253\u5f00\u7ec8\u7aef，\u6267\u884c\u547d\u4ee4\u8fdb\u5165\u7528\u6237\u76ee\u5f55\u4e0b\u7684 .ssh \u6587\u4ef6\u5939（\u82e5\u4e0d\u5b58\u5728\u4f1a\u81ea\u52a8\u521b\u5efa）：<\/p>\n

cd<\/span> ~\/.ssh<\/p>\n

2. \u751f\u6210 ed25519 \u5bc6\u94a5\u5bf9<\/h3>\n

\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u751f\u6210\u5bc6\u94a5，\u652f\u6301\u81ea\u5b9a\u4e49\u5bc6\u94a5\u540d\u79f0\u548c\u5173\u8054\u90ae\u7bb1（\u4fbf\u4e8e\u533a\u5206\u591a\u53f0\u670d\u52a1\u5668\u5bc6\u94a5）：<\/p>\n

# \u57fa\u7840\u751f\u6210\u547d\u4ee4（\u9ed8\u8ba4\u5bc6\u94a5\u540d\u4e3a id_ed25519）<\/span>
\nssh-keygen -t<\/span> ed25519 # \u63a8\u8350 ed25519 \u7b97\u6cd5（\u6bd4 RSA \u66f4\u5b89\u5168\u9ad8\u6548）<\/span><\/p>\n

# \u81ea\u5b9a\u4e49\u5bc6\u94a5\u540d\u79f0 + \u5173\u8054\u90ae\u7bb1（\u63a8\u8350，\u4f8b\u5982\u533a\u5206\u670d\u52a1\u5668\u7528\u9014）<\/span>
\nssh-keygen -t<\/span> ed25519 -C<\/span> "server_linux@example.com"<\/span> -f<\/span> "id_ed25519"<\/span><\/p>\n

3. \u5b8c\u6210\u5bc6\u94a5\u751f\u6210<\/h3>\n

\u6267\u884c\u547d\u4ee4\u540e\u6309\u63d0\u793a\u64cd\u4f5c：<\/p>\n

    \n
  • \u82e5\u4e0d\u9700\u8981\u4e3a\u5bc6\u94a5\u8bbe\u7f6e\u5bc6\u7801（\u7b80\u5316\u767b\u5f55，\u9002\u5408\u4e2a\u4eba\u4f7f\u7528），\u76f4\u63a5\u6309 3 \u6b21\u56de\u8f66；<\/li>\n
  • \u82e5\u9700\u8981\u66f4\u9ad8\u5b89\u5168\u6027（\u9632\u6b62\u79c1\u94a5\u6cc4\u9732\u540e\u88ab\u6ee5\u7528），\u53ef\u8f93\u5165\u5bc6\u7801\u5e76\u786e\u8ba4\u3002<\/li>\n<\/ul>\n

    \u751f\u6210\u6210\u529f\u540e，.ssh \u76ee\u5f55\u4e0b\u4f1a\u51fa\u73b0\u4e24\u4e2a\u6587\u4ef6：<\/p>\n

      \n
    • \u79c1\u94a5\u6587\u4ef6（\u5982 id_ed25519 ）：\u4fdd\u5b58\u5728\u5ba2\u6237\u7aef，\u4e25\u7981\u6cc4\u9732\u7ed9\u4ed6\u4eba；<\/li>\n
    • \u516c\u94a5\u6587\u4ef6（\u5982 id_ed25519.pub ）：\u9700\u4e0a\u4f20\u5230 Linux \u670d\u52a1\u5668\u3002<\/li>\n<\/ul>\n

      \u4e09\u3001\u670d\u52a1\u5668\u7aef：\u6dfb\u52a0\u5ba2\u6237\u7aef\u516c\u94a5\u5e76\u8bbe\u7f6e\u6743\u9650<\/h2>\n

      \u5c06\u5ba2\u6237\u7aef\u751f\u6210\u7684\u516c\u94a5\u4e0a\u4f20\u5230\u670d\u52a1\u5668，\u5e76\u914d\u7f6e\u6b63\u786e\u7684\u6587\u4ef6\u6743\u9650（\u6743\u9650\u9519\u8bef\u4f1a\u5bfc\u81f4\u516c\u94a5\u767b\u5f55\u5931\u8d25，\u662f\u5e38\u89c1\u5751\u70b9）\u3002<\/p>\n

      1. \u4e0a\u4f20\u5ba2\u6237\u7aef\u516c\u94a5\u5230\u670d\u52a1\u5668<\/h3>\n

      \u65b9\u6cd5\u4e00 scp \u547d\u4ee4<\/h4>\n
        \n
      • \u901a\u8fc7 scp \u547d\u4ee4\u5c06\u5ba2\u6237\u7aef\u516c\u94a5\u6587\u4ef6\u4e0a\u4f20\u5230\u670d\u52a1\u5668\u7684 ~\/.ssh\/ \u76ee\u5f55（\u4ee5\u9ed8\u8ba4\u5bc6\u94a5\u540d id_ed25519.pub \u4e3a\u4f8b）：<\/li>\n<\/ul>\n

        # \u683c\u5f0f：scp \u5ba2\u6237\u7aef\u516c\u94a5\u8def\u5f84 \u670d\u52a1\u5668\u7528\u6237\u540d@\u670d\u52a1\u5668IP:\u670d\u52a1\u5668\u76ee\u6807\u8def\u5f84<\/span>
        \nscp<\/span> ~\/.ssh\/id_ed25519.pub root@xxx.xxx.xxx.xxx:~\/.ssh\/<\/p>\n

        \u6267\u884c\u540e\u8f93\u5165\u670d\u52a1\u5668\u5bc6\u7801，\u5b8c\u6210\u516c\u94a5\u4e0a\u4f20\u3002<\/p>\n

          \n
        • \u5408\u5e76\u516c\u94a5\u5230 authorized_keys \u767b\u5f55\u670d\u52a1\u5668，\u8fdb\u5165 ~\/.ssh\/ \u76ee\u5f55，\u5c06\u4e0a\u4f20\u7684\u516c\u94a5\u8ffd\u52a0\u5230 authorized_keys \u6587\u4ef6（\u82e5\u6587\u4ef6\u4e0d\u5b58\u5728\u4f1a\u81ea\u52a8\u521b\u5efa）：<\/li>\n<\/ul>\n

          # \u8fdb\u5165 .ssh \u76ee\u5f55<\/span>
          \ncd<\/span> ~\/.ssh\/<\/p>\n

          # \u8ffd\u52a0\u516c\u94a5\u5230 authorized_keys（\u907f\u514d\u8986\u76d6\u5df2\u6709\u516c\u94a5）<\/span>
          \ncat<\/span> id_ed25519.pub >><\/span> authorized_keys<\/p>\n

          # \u5220\u9664\u4e0a\u4f20\u7684\u539f\u59cb\u516c\u94a5\u6587\u4ef6（\u6e05\u7406\u5197\u4f59\u6587\u4ef6）<\/span>
          \nrm<\/span> -f<\/span> id_ed25519.pub<\/p>\n

          \u65b9\u6cd5\u4e8c ssh-copy-id\u547d\u4ee4<\/h4>\n

          \u8fd0\u884c\u4e0b\u9762\u547d\u4ee4（\u66ff\u6362 user \u548c \u670d\u52a1\u5668IP）：<\/p>\n

          ssh-copy-id user@\u670d\u52a1\u5668IP<\/p>\n

          \u8f93\u5165\u4e00\u6b21\u670d\u52a1\u5668\u5bc6\u7801，\u641e\u5b9a\u3002<\/p>\n

          \u65b9\u6cd5\u4e09 \u624b\u52a8\u7c98\u8d34\u590d\u5236<\/h4>\n

          \u590d\u5236id_rsa.pub\u7684\u5185\u5bb9，\u7136\u540e\u767b\u5f55\u670d\u52a1\u5668，\u7c98\u8d34\u5230 ~\/.ssh\/authorized_keys \u6587\u4ef6\u91cc\u3002<\/p>\n

          \u65b9\u6cd5\u56db \u901a\u8fc7\u6307\u4ee4\u7ed9\u6587\u4ef6\u8ffd\u52a0\u6587\u672c<\/h4>\n

          echo<\/span> "\u516c\u94a5\u5185\u5bb9（\u4e5f\u5c31\u662fxxx.pub\u91cc\u7684\u5185\u5bb9）"<\/span> >><\/span> ~\/.ssh\/authorized_keys<\/p>\n

          authorized_keys\u6587\u4ef6\u4e0d\u5b58\u5728\u7684\u8bdd\u4f1a\u76f4\u63a5\u65b0\u589e<\/p>\n

          3. \u914d\u7f6e\u6b63\u786e\u7684\u6743\u9650（\u5173\u952e\u6b65\u9aa4）<\/h3>\n

          SSH \u5bf9\u76ee\u5f55\u548c\u6587\u4ef6\u6743\u9650\u6709\u4e25\u683c\u8981\u6c42，\u6743\u9650\u8fc7\u5bbd\u4f1a\u5bfc\u81f4\u767b\u5f55\u5931\u8d25，\u9700\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u8bbe\u7f6e\u6743\u9650：<\/p>\n

          # \u8bbe\u7f6e .ssh \u76ee\u5f55\u6743\u9650（\u4ec5\u6240\u6709\u8005\u53ef\u8bfb\u5199\u6267\u884c，\u5176\u4ed6\u7528\u6237\u65e0\u6743\u9650）<\/span>
          \nchmod<\/span> 700<\/span> ~\/.ssh\/<\/p>\n

          # \u8bbe\u7f6e authorized_keys \u6587\u4ef6\u6743\u9650（\u4ec5\u6240\u6709\u8005\u53ef\u8bfb\u5199，\u5176\u4ed6\u7528\u6237\u65e0\u6743\u9650）<\/span>
          \nchmod<\/span> 644<\/span> ~\/.ssh\/authorized_keys<\/p>\n

          \u6211\u81ea\u5df1\u914d\u7f6e\u4e5f\u7ecf\u5e38\u9057\u5fd8\u8fd9\u4e00\u6b65，\u5bfc\u81f4\u8fde\u63a5\u4e0d\u4e0a<\/p>\n

          \u56db\u3001\u4fee\u6539SSH\u8fde\u63a5\u7aef\u53e3\u548c\u68c0\u67e5 SSH \u670d\u52a1\u72b6\u6001<\/h2>\n

          1. \u4fee\u6539SSH\u8fde\u63a5\u7aef\u53e3<\/h3>\n

          \u9ed8\u8ba4SSH\u8fde\u63a5\u7aef\u53e3\u662f22，\u8fd9\u5f88\u4e0d\u5b89\u5168，\u6211\u4eec\u53ef\u4ee5\u524d\u9762\u914d\u7f6e\u4fee\u6539\u7aef\u53e3<\/p>\n

          vim<\/span> \/etc\/ssh\/sshd_config<\/p>\n

          \u8fd9\u91cc\u6211\u6539\u621016222<\/p>\n

          \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \u91cd\u542f SSH \u670d\u52a1\u4f7f\u914d\u7f6e\u751f\u6548<\/p>\n

          systemctl restart sshd.service<\/p>\n

          2. \u68c0\u67e5 SSH \u670d\u52a1\u72b6\u6001\u548c\u662f\u5426\u653e\u884c\u4e86\u65b0\u7aef\u53e3<\/h3>\n

          # 1. \u68c0\u67e5 SSH \u670d\u52a1\u72b6\u6001<\/span>
          \nsystemctl status sshd<\/p>\n

          \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

          # 2. \u67e5\u770b SSH \u5b9e\u9645\u76d1\u542c\u7684\u7aef\u53e3<\/span>
          \nnetstat<\/span> -tlnp<\/span> |<\/span> grep<\/span> sshd<\/p>\n

          \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \u670d\u52a1\u5668\u5b89\u5168\u7ec4\u6dfb\u52a0\u89c4\u5219，\u653e\u901a16222\u7aef\u53e3 \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

          # 3. \u68c0\u67e5\u9632\u706b\u5899\u662f\u5426\u653e\u884c\u4e86\u65b0\u7aef\u53e3<\/span>
          \n# CentOS 7 \u7528 firewalld<\/span>
          \nfirewall-cmd –list-all<\/p>\n

          # \u6216\u7528 iptables<\/span>
          \niptables -L<\/span> -n<\/span> |<\/span> grep<\/span> 16222<\/span><\/p>\n

          \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

          # 4. \u5982\u679c\u6ca1\u6709\u653e\u884c，\u6dfb\u52a0\u89c4\u5219<\/span>
          \nfirewall-cmd –permanent<\/span> –add-port=<\/span>16222<\/span>\/tcp
          \n# \u91cd\u65b0\u52a0\u8f7d\u9632\u706b\u5899<\/span>
          \nfirewall-cmd –reload<\/span><\/p>\n

          # \u6216\u8005\u7528 iptables<\/span>
          \niptables -I<\/span> INPUT -p<\/span> tcp –dport<\/span> 16222<\/span> -j<\/span> ACCEPT
          \nservice<\/span> iptables save<\/p>\n

          \u4e94\u3001\u5173\u95ed\u5bc6\u7801\u767b\u5f55<\/h2>\n

          \u4e3a\u4e86\u5b89\u5168\u6027，\u542f\u7528\u5bc6\u94a5\u767b\u5f55\u4e4b\u540e，\u6700\u597d\u5173\u95ed\u670d\u52a1\u5668\u7684\u5bc6\u7801\u767b\u5f55\u3002<\/p>\n

          \u5bf9\u4e8e OpenSSH，\u5177\u4f53\u65b9\u6cd5\u5c31\u662f\u6253\u5f00\u670d\u52a1\u5668 sshd \u7684\u914d\u7f6e\u6587\u4ef6\/etc\/ssh\/sshd_config，\u5c06PasswordAuthentication\u8fd9\u4e00\u9879\u8bbe\u4e3ano\u3002<\/p>\n

          vim<\/span> \/etc\/ssh\/sshd_config<\/p>\n

          \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

          \u4fee\u6539\u914d\u7f6e\u6587\u4ef6\u4ee5\u540e，\u4e0d\u8981\u5fd8\u4e86\u91cd\u65b0\u542f\u52a8 sshd，\u5426\u5219\u4e0d\u4f1a\u751f\u6548\u3002<\/p>\n

          systemctl restart sshd.service<\/p>\n

          \u516d\u3001\u5176\u4ed6<\/h2>\n

          1. \u8fde\u63a5\u62a5\u9519Too many authentication failures<\/h3>\n

          \u8bf4\u660e\u60a8\u672c\u5730SSH\u5ba2\u6237\u7aef\u5c1d\u8bd5\u4e86\u592a\u591a\u9519\u8bef\u7684\u8ba4\u8bc1\u65b9\u5f0f，\u89e6\u53d1\u4e86\u670d\u52a1\u5668\u7684\u4fdd\u62a4\u673a\u5236\u3002\u89e6\u53d1\u4e86 MaxAuthTries \u9650\u5236（\u9ed8\u8ba46\u6b21）<\/p>\n

            \n
          • \u65b9\u68481：\u7b49\u5f85\u81ea\u52a8\u89e3\u9501（\u6700\u7b80\u5355） \u7b49\u5f85\u7ea61\u5206\u949f，\u670d\u52a1\u5668\u7684\u8ba4\u8bc1\u5931\u8d25\u8ba1\u6570\u4f1a\u81ea\u52a8\u91cd\u7f6e，\u7136\u540e\u4f7f\u7528\u6b63\u786e\u7684\u65b9\u5f0f\u8fde\u63a5\u3002`<\/li>\n
          • \u65b9\u68482：\u5728\u670d\u52a1\u5668\u7aef\u4e34\u65f6\u589e\u52a0\u6700\u5927\u8ba4\u8bc1\u6b21\u6570（\u4e0d\u63a8\u8350\u957f\u671f）<\/li>\n<\/ul>\n

            # \u7f16\u8f91\u914d\u7f6e<\/span>
            \nvi<\/span> \/etc\/ssh\/sshd_config<\/p>\n

            # \u627e\u5230\u6216\u6dfb\u52a0\u8fd9\u4e00\u884c<\/span>
            \nMaxAuthTries 10<\/span><\/p>\n

            # \u91cd\u542fSSH<\/span>
            \nsystemctl restart sshd<\/p>\n

            2. \u516c\u94a5\u8fde\u63a5\u670d\u52a1\u5668<\/h3>\n

            \u6211\u8fd9\u91cc\u4f7f\u7528\u7684\u662fFinalShell\u8fde\u63a5\u6f14\u793a，\u6ce8\u610f\u5982\u679c\u4f60\u7684\u516c\u94a5\u4e0d\u662f\u914d\u7f6e\u5728root\u91cc，\u5219\u7528\u6237\u540d\u6539\u6210\u4f60\u5bf9\u5e94\u7684\u7528\u6237<\/p>\n

            \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

            3. \u5982\u679c\u670d\u52a1\u5668\u7684SSH \u5bc6\u7801\u767b\u5f55\u5df2\u7ecf\u88ab\u5173\u4e86，\u8fde\u4e0d\u4e0a\u670d\u52a1\u5668\u6ca1\u529e\u6cd5\u8f93\u5165\u6307\u4ee4\u600e\u4e48\u529e？<\/h3>\n

            \u53ef\u4ee5\u901a\u8fc7\u63a7\u5236\u53f0vnc\u767b\u5165\u670d\u52a1\u5668：https:\/\/cloud.tencent.com\/document\/product\/213\/35701<\/p>\n

            \u53c2\u8003<\/h2>\n

            https:\/\/juejin.cn\/post\/7564241609501294627 https:\/\/juejin.cn\/post\/6948730395403747342 https:\/\/cloud.tencent.com\/developer\/article\/1780788<\/p>\n","protected":false},"excerpt":{"rendered":"

            \u524d\u8a00
            \n\u5728 Linux \u7cfb\u7edf\u4e2d，SSH \u5bc6\u94a5\u767b\u5f55\u662f\u66ff\u4ee3\u4f20\u7edf\u5bc6\u7801\u767b\u5f55\u7684\u66f4\u5b89\u5168\u65b9\u5f0f，\u80fd\u6709\u6548\u907f\u514d\u5bc6\u7801\u88ab\u66b4\u529b\u7834\u89e3\u7684\u98ce\u9669\u3002（\u53ef\u80fd\u7b49\u5230\u54ea\u5929\u4f60\u7684\u670d\u52a1\u5668\u53d7\u5230\u4e0d\u660e\u653b\u51fb\u65f6，\u4f60\u5c31\u4f1a\u660e\u767d\u8fd9\u4e48\u505a\u7684\u91cd\u8981\u6027）
            \n\u6ce8\u610f：\u8fd9\u91cc\u63a8\u8350\u6240\u6709\u64cd\u4f5c\u4e0d\u8981\u5728root\u7528\u6237\u4e0b\u8fdb\u884c，\u800c\u662f\u65b0\u589e\u81ea\u5df1\u7684\u4e13\u6709\u7528\u6237，\u5f53\u7136\u4f60\u7528root\u4e5f\u53ef\u4ee5，\u53ea\u662f\u5b89\u5168\u6027\u6ca1\u90a3\u4e48\u9ad8
            \n# \u6dfb\u52a0\u7528\u6237 adduser \u81ea\u5b9a\u4e49\u7528\u6237\u540d
            \nsudo <\/p>\n","protected":false},"author":2,"featured_media":99320,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[77,43,78],"topic":[],"class_list":["post-99327","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-ssh","tag-43","tag-78"],"yoast_head":"\n\u5173\u95edSSH\u5bc6\u7801\u767b\u5f55\uff0cSSH \u5982\u4f55\u4f7f\u7528\u516c\u94a5\u5bc6\u94a5\u767b\u5f55\u670d\u52a1\u5668\uff08\u89e3\u51b3\u670d\u52a1\u5668\u7ecf\u5e38\u88ab\u653b\u51fb\u95ee\u9898\uff09 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/99327.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u5173\u95edSSH\u5bc6\u7801\u767b\u5f55\uff0cSSH \u5982\u4f55\u4f7f\u7528\u516c\u94a5\u5bc6\u94a5\u767b\u5f55\u670d\u52a1\u5668\uff08\u89e3\u51b3\u670d\u52a1\u5668\u7ecf\u5e38\u88ab\u653b\u51fb\u95ee\u9898\uff09 - 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