{"id":18083,"date":"2024-02-03T17:55:59","date_gmt":"2024-02-03T17:55:59","guid":{"rendered":"https:\/\/www.ping.fm\/howto\/how-does-ssh-key-authentication-work\/"},"modified":"2024-03-04T10:17:51","modified_gmt":"2024-03-04T10:17:51","slug":"how-does-ssh-key-authentication-work","status":"publish","type":"page","link":"https:\/\/howto.ping.fm\/zh\/how-does-ssh-key-authentication-work\/","title":{"rendered":"SSH\u516c\u94a5\u8ba4\u8bc1\u662f\u5982\u4f55\u5de5\u4f5c\u7684\uff1f"},"content":{"rendered":"<section>\n<h1>SSH \u516c\u94a5\u8ba4\u8bc1\u662f\u5982\u4f55\u5de5\u4f5c\u7684\uff1f<\/h1>\n<div class=\"inbrief\">\n<div>             <img src=\"https:\/\/www.ping.fm\/howto\/wp-content\/uploads\/ai\/How-Does-SSH-Public-Key-Authentication-Work--Chinese.jpg\" alt=\"SSH \u516c\u94a5\u8ba4\u8bc1\u662f\u5982\u4f55\u5de5\u4f5c\u7684\uff1f\" title=\"SSH \u516c\u94a5\u8ba4\u8bc1\u662f\u5982\u4f55\u5de5\u4f5c\u7684\uff1f\" width=\"1280\" height=\"720\">             <\/p>\n<p>\u5b89\u5168\u5916\u58f3\uff08<b>SSH<\/b>\uff09\u516c\u94a5\u8ba4\u8bc1\u662f\u4e00\u79cd\u7ba1\u7406\u8bbe\u5907\u95f4\u5b89\u5168\u901a\u4fe1\u7684\u5f3a\u5927\u5de5\u5177\u3002\u5b83\u5229\u7528\u4e00\u5bf9\u52a0\u5bc6\u5bc6\u94a5\u5efa\u7acb\u7f51\u7edc\u8fde\u63a5\uff0c\u5728\u4e0d\u4ea4\u6362\u5bc6\u7801\u7684\u60c5\u51b5\u4e0b\u786e\u8ba4\u8eab\u4efd\u3002\u5f53\u6211\u5bfb\u627e\u4e00\u79cd\u6bd4\u57fa\u4e8e\u5bc6\u7801\u7684\u767b\u5f55\u66f4\u5b89\u5168\u7684\u66ff\u4ee3\u65b9\u6848\u4ee5\u8bbf\u95ee\u670d\u52a1\u5668\u65f6\uff0c\u6211\u5f00\u59cb\u4e86SSH\u516c\u94a5\u8ba4\u8bc1\u4e4b\u65c5\u3002\u501f\u9274\u4e2a\u4eba\u7ecf\u9a8c\uff0c\u6211\u5c06\u6307\u5bfc\u60a8\u4e86\u89e3\u8fd9\u79cd\u8ba4\u8bc1\u673a\u5236\u662f\u5982\u4f55\u5de5\u4f5c\u7684\uff0c\u5e76\u63d0\u4f9b\u5b9e\u7528\u6b65\u9aa4\uff0c\u8ba9\u60a8\u81ea\u5df1\u5b9e\u73b0\u5b83\u3002<\/p>\n<\/div>\n<\/div>\n<\/section>\n<section>\n<div>\n<div>1<\/div>\n<h2>\u5e38\u89c1\u573a\u666f\uff1a<\/h2>\n<\/div>\n<h3>\u9700\u8981\u5b89\u5168\u8fdc\u7a0b\u8bbf\u95ee &#128737;<\/h3>\n<ul>\n<li>\u7ecf\u5e38\u8bbf\u95ee\u8fdc\u7a0b\u670d\u52a1\u5668\uff0c\u9700\u8981\u907f\u514d\u4f7f\u7528\u5bc6\u7801\u6240\u5e26\u6765\u7684\u98ce\u9669\u3002<\/li>\n<li>\u5e0c\u671b\u81ea\u52a8\u5316\u90a3\u4e9b\u65e0\u9700\u4eba\u5de5\u5e72\u9884\u7684\u4f7f\u7528<b>SSH<\/b>\u7684\u4efb\u52a1\uff0c\u5982\u811a\u672c\u6216\u6301\u7eed\u96c6\u6210\u7cfb\u7edf\u3002<\/li>\n<li>\u7ef4\u62a4\u591a\u4e2a\u670d\u52a1\u5668\u4e14\u9700\u8981\u5728\u4e0d\u964d\u4f4e<b>\u5b89\u5168\u6027<\/b>\u7684\u60c5\u51b5\u4e0b\u7b80\u5316\u767b\u5f55\u6d41\u7a0b\u3002<\/li>\n<\/ul>\n<h3>\u81ea\u52a8\u5316\u90e8\u7f72\u548c\u64cd\u4f5c &#129302;<\/h3>\n<ul>\n<li>\u5b9e\u65bd\u81ea\u52a8\u5316\u90e8\u7f72\u6d41\u7a0b\uff0c\u670d\u52a1\u5668\u5fc5\u987b\u4f7f\u7528\u50cf<b>Git<\/b>\u8fd9\u6837\u7684\u7248\u672c\u63a7\u5236\u7cfb\u7edf\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1\u3002<\/li>\n<li>\u914d\u7f6e<b>SSH\u5bc6\u94a5<\/b>\uff0c\u4f7f\u81ea\u52a8\u5316\u5de5\u5177\u4e0e\u751f\u4ea7\u670d\u52a1\u5668\u4e4b\u95f4\u5efa\u7acb\u5b89\u5168\u8fde\u63a5\u3002<\/li>\n<li>\u4fbf\u6377\u5730\u8fdb\u884c\u8fdc\u7a0b\u8bca\u65ad\u548c\u7ef4\u62a4\u64cd\u4f5c\uff0c\u6700\u5c0f\u5316\u624b\u52a8\u767b\u5f55\u9700\u6c42\u3002<\/li>\n<\/ul>\n<h3>\u589e\u5f3a\u4e2a\u4eba\u5b89\u5168\u59ff\u6001 &#128272;<\/h3>\n<ul>\n<li>\u4e2a\u4eba\u503e\u5411\u4e8e\u5728\u7ba1\u7406<b>SSH<\/b>\u8fde\u63a5\u7684\u654f\u611f\u6570\u636e\u65f6\u91c7\u53d6\u66f4\u591a<b>\u5b89\u5168\u63aa\u65bd<\/b>\u3002<\/li>\n<li>\u589e\u52a0\u5bf9\u9493\u9c7c\u653b\u51fb\u6216\u5bc6\u7801\u76d7\u7a83\u7684\u9632\u8303\u63aa\u65bd\u3002<\/li>\n<li>\u901a\u8fc7\u6d88\u9664\u5bb9\u6613\u53d7\u5230\u66b4\u529b\u653b\u51fb\u7684\u5bc6\u7801\u8fd9\u4e00\u5f31\u70b9\uff0c\u51cf\u5c11\u653b\u51fb\u9014\u5f84\u3002<\/li>\n<\/ul>\n<\/section>\n<section class=\"stepByStep\">\n<div>\n<div>2<\/div>\n<h2>\u5206\u6b65\u6307\u5357\u3002SSH \u5bc6\u94a5\u8ba4\u8bc1\u5982\u4f55\u5de5\u4f5c\uff1a<\/h2>\n<\/div>\n<h3>\u65b9\u6cd5 1: \u751f\u6210 SSH \u5bc6\u94a5\u5bf9 &#128736;<\/h3>\n<ul>\n<li>\u4f7f\u7528\u50cf <code>ssh-keygen<\/code> \u8fd9\u6837\u7684\u547d\u4ee4\u521b\u5efa\u4e00\u4e2a<b>\u5b89\u5168\u5916\u58f3<\/b>\uff08SSH\uff09\u5bc6\u94a5\u5bf9\u3002<\/li>\n<li>\u9009\u62e9\u6240\u9700\u7684\u5bc6\u94a5\u7b97\u6cd5\uff0c<b>RSA<\/b> \u6216 <b>ED25519<\/b> \u662f\u6d41\u884c\u7684\u9009\u62e9\u3002<\/li>\n<li>\u9009\u62e9\u4e00\u4e2a\u5b89\u5168\u7684\u77ed\u8bed\uff0c\u8fd9\u4e3a\u60a8\u7684\u5bc6\u94a5\u6dfb\u52a0\u4e86\u4e00\u4e2a\u989d\u5916\u7684<b>\u5b89\u5168<\/b>\u5c42\u3002<\/li>\n<li><b>\u4fdd\u5b58<\/b>\u751f\u6210\u7684\u516c\u94a5\u548c\u79c1\u94a5\u5230\u6307\u5b9a\u4f4d\u7f6e\u3002<\/li>\n<li>\u521b\u5efa\u60a8<b>\u79c1\u94a5<\/b>\u7684\u5b89\u5168\u5907\u4efd\uff0c\u56e0\u4e3a\u5b83\u662f\u60a8\u7684\u8eab\u4efd\u8bc1\u660e\uff0c\u7edd\u4e0d\u5e94\u8be5\u5171\u4eab\u3002<\/li>\n<\/ul>\n<p><b>\u6ce8\u610f\uff1a<\/b>\u516c\u94a5\u53ef\u4ee5\u5171\u4eab\uff0c\u5e76\u7528\u4e8e\u60a8\u5e0c\u671b\u8bbf\u95ee\u7684\u670d\u52a1\u5668\u4e0a\uff0c\u800c\u79c1\u94a5\u4fdd\u7559\u5728\u60a8\u7684\u5ba2\u6237\u7aef\u673a\u5668\u4e0a\uff0c\u7531\u77ed\u8bed\u4fdd\u62a4\u3002<\/p>\n<h3>\u65b9\u6cd5 2: \u5c06\u516c\u94a5\u590d\u5236\u5230\u670d\u52a1\u5668 &#128640;<\/h3>\n<ul>\n<li>\u4f7f\u7528 <code>ssh-copy-id<\/code>\uff0c\u4e00\u4e2a\u5728\u670d\u52a1\u5668\u7684<b>authorized_keys<\/b>\u6587\u4ef6\u4e2d\u5b89\u88c5\u60a8\u516c\u94a5\u7684\u811a\u672c\u3002<\/li>\n<li>\u6267\u884c <code>ssh-copy-id user@hostname<\/code>\uff0c\u63d2\u5165\u60a8\u7684\u7528\u6237\u540d\u548c\u60a8\u5e0c\u671b<b>\u8bbf\u95ee<\/b>\u7684\u4e3b\u673a\u3002<\/li>\n<li>\u5728\u63d0\u793a\u65f6\u8f93\u5165\u60a8\u7684\u5bc6\u7801\uff0c\u4ee5\u5b8c\u6210\u590d\u5236\u8fc7\u7a0b\u3002<\/li>\n<li><b>\u9a8c\u8bc1<\/b>\u60a8\u7684\u516c\u94a5\u662f\u5426\u5df2\u901a\u8fc7\u624b\u52a8\u68c0\u67e5\u670d\u52a1\u5668\u4e0a\u7684 <code>~\/.ssh\/authorized_keys<\/code> \u6587\u4ef6\u6b63\u786e\u6dfb\u52a0\u3002<\/li>\n<\/ul>\n<p><b>\u6ce8\u610f\uff1a<\/b>\u8fd9\u4e00\u6b65\u81f3\u5173\u91cd\u8981\uff0c\u56e0\u4e3a\u5b83\u5efa\u7acb\u4e86\u60a8\u7684\u5ba2\u6237\u7aef\u673a\u5668\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u4fe1\u4efb\u5173\u7cfb\uff0c\u4ee5\u7528\u4e8e\u672a\u6765\u7684\u8fde\u63a5\u3002<\/p>\n<h3>\u65b9\u6cd5 3: \u914d\u7f6e SSH \u670d\u52a1\u5668 &#128296;<\/h3>\n<ul>\n<li><b>\u7f16\u8f91<\/b> SSH \u670d\u52a1\u5668\u914d\u7f6e\u6587\u4ef6\uff0c\u901a\u5e38\u4f4d\u4e8e <code>\/etc\/ssh\/sshd_config<\/code>\u3002<\/li>\n<li>\u786e\u4fdd\u8bbe\u7f6e\u4e86 <code>PubkeyAuthentication yes<\/code> \u9009\u9879\u4ee5\u542f\u7528\u516c\u94a5<b>\u8ba4\u8bc1<\/b>\u3002<\/li>\n<li>\u5982\u679c\u53ea\u5e0c\u671b\u4f7f\u7528\u57fa\u4e8e\u5bc6\u94a5\u7684\u8bbf\u95ee\uff0c\u8bf7\u8bbe\u7f6e <code>PasswordAuthentication no<\/code> \u6765\u7981\u7528\u5bc6\u7801\u767b\u5f55\uff0c\u4ee5\u4fbf\u589e\u52a0\u989d\u5916\u7684<b>\u5b89\u5168\u6027<\/b>\u3002<\/li>\n<li>\u91cd\u65b0\u542f\u52a8 SSH \u670d\u52a1\u4ee5\u5e94\u7528\u66f4\u6539\uff0c\u901a\u5e38\u4f7f\u7528\u50cf <code>sudo service ssh restart<\/code> \u6216 <code>sudo systemctl restart ssh<\/code> \u7684\u547d\u4ee4\u3002<\/li>\n<\/ul>\n<p><b>\u6ce8\u610f\uff1a<\/b>\u6b64\u670d\u52a1\u5668\u914d\u7f6e\u786e\u4fdd\u53ea\u6709\u5e26\u6709\u76f8\u5e94\u6279\u51c6\u516c\u94a5\u7684\u5ba2\u6237\u7aef\u624d\u80fd\u8fde\u63a5\u3002<\/p>\n<h3>\u65b9\u6cd5 4: SSH \u5ba2\u6237\u7aef\u914d\u7f6e &#128221;<\/h3>\n<ul>\n<li>\u5728\u5ba2\u6237\u7aef\u673a\u5668\u4e0a\uff0c\u914d\u7f6e <code>~\/.ssh\/config<\/code> \u6587\u4ef6\u4ee5\u4fbf\u4e8e\u8fde\u63a5\u3002<\/li>\n<li>\u8bbe\u7f6e<b>Host<\/b>\u9879\uff0c\u5e76\u8f93\u5165\u8bf8\u5982<b>HostName<\/b>\u3001<b>User<\/b>\u4e4b\u7c7b\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u5e76\u4f7f\u7528<b>IdentityFile<\/b>\u6307\u5b9a\u60a8<b>\u79c1\u94a5<\/b>\u7684\u8def\u5f84\u3002<\/li>\n<li>\u6b64\u914d\u7f6e\u5141\u8bb8\u5728\u8bbf\u95ee\u5404\u79cd\u4e3b\u673a\u65f6\u4f7f\u7528<b>\u5feb\u6377\u547d\u4ee4<\/b>\uff0c\u4f8b\u5982\u8f93\u5165 <code>ssh myserver<\/code> \u800c\u4e0d\u662f\u5b8c\u6574\u7684\u767b\u5f55\u547d\u4ee4\u3002<\/li>\n<\/ul>\n<p><b>\u6ce8\u610f\uff1a<\/b>\u5ba2\u6237\u7aef\u914d\u7f6e\u53ef\u4ee5\u5728\u60a8\u5b9a\u671f\u8fde\u63a5\u5230\u591a\u4e2a\u670d\u52a1\u5668\u65f6\u5927\u5927\u7b80\u5316\u60a8\u7684\u5de5\u4f5c\u6d41\u7a0b\u3002<\/p>\n<h3>\u65b9\u6cd5 5: \u6d4b\u8bd5 SSH \u8fde\u63a5 &#128279;<\/h3>\n<ul>\n<li>\u4f7f\u7528 <code>ssh user@hostname<\/code> \u542f\u52a8\u5230\u670d\u52a1\u5668\u7684<b>SSH\u8fde\u63a5<\/b>\u4ee5\u6d4b\u8bd5\u60a8\u7684\u8bbe\u7f6e\u3002<\/li>\n<li>\u5982\u679c\u516c\u94a5\u8bbe\u7f6e\u6b63\u786e\uff0c\u7cfb\u7edf\u5c06\u63d0\u793a\u60a8\u8f93\u5165<b>\u79c1\u94a5<\/b>\u7684\u77ed\u8bed\uff08\u5982\u679c\u8bbe\u7f6e\u4e86\u7684\u8bdd\uff09\uff0c\u6216\u76f4\u63a5\u8fde\u63a5\u3002<\/li>\n<li>\u6210\u529f\u767b\u5f55\u5e76\u4e0d\u9700\u8981\u5bc6\u7801\uff0c\u786e\u8ba4\u4e86\u516c\u94a5\u8ba4\u8bc1\u914d\u7f6e\u7684\u6b63\u786e\u6027\u3002<\/li>\n<\/ul>\n<p><b>\u6ce8\u610f\uff1a<\/b>\u5982\u679c\u8fde\u63a5\u5931\u8d25\uff0c\u8bf7\u786e\u4fdd\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u914d\u7f6e\u6b63\u786e\uff0c\u5e76\u4e14\u670d\u52a1\u5668\u5df2\u5b89\u88c5\u60a8\u7684\u516c\u94a5\u3002<\/p>\n<p><b>\u7ed3\u8bba\uff1a<\/b>\u9075\u5faa\u8fd9\u4e9b\u6b65\u9aa4\u53ef\u4ee5\u5b9e\u73b0\u5b89\u5168\u7684 SSH \u8bbe\u7f6e\uff0c\u4f7f\u60a8\u80fd\u591f\u5728\u4e0d\u9700\u8981\u5bc6\u7801\u7684\u60c5\u51b5\u4e0b\u8bbf\u95ee\u8fdc\u7a0b\u7cfb\u7edf\uff0c\u589e\u52a0\u4e86\u4fbf\u5229\u6027\u548c\u5b89\u5168\u6027\u3002<\/p>\n<\/section>\n<section>\n<div>\n<div>3<\/div>\n<h2>\u9884\u9632\u63aa\u65bd\u548c\u63d0\u793a\uff1a<\/h2>\n<\/div>\n<h3>\u5b89\u5168\u589e\u5f3a &#128737;<\/h3>\n<ul>\n<li>\u59cb\u7ec8\u4fdd\u6301\u60a8\u7684<b>\u79c1\u94a5<\/b>\u5b89\u5168\uff0c\u5207\u52ff\u5171\u4eab\u3002\u5982\u679c\u88ab\u6cc4\u9732\uff0c\u7acb\u5373\u64a4\u9500\u5bc6\u94a5\u3002<\/li>\n<li>\u4e3a<b>\u79c1\u94a5<\/b>\u4f7f\u7528\u5f3a\u5bc6\u7801\uff0c\u4ee5\u589e\u52a0\u989d\u5916\u7684\u5b89\u5168\u5c42\u3002\u4f7f\u7528\u5bc6\u7801\u7ba1\u7406\u5668\u6765\u5b58\u50a8\u548c\u751f\u6210\u590d\u6742\u7684\u5bc6\u7801\u3002<\/li>\n<li>\u8003\u8651\u4e3a\u5bc6\u94a5\u8bbe\u7f6e\u4e00\u4e2a\u5230\u671f\u65e5\u671f\uff0c\u5e76\u5b9a\u671f\u66f4\u6362\u5b83\u4eec\uff0c\u4ee5\u4fdd\u6301\u5b89\u5168\u536b\u751f\u3002<\/li>\n<li>\u4f7f\u7528 <code>AllowUsers<\/code> \u548c <code>AllowGroups<\/code> \u6307\u4ee4\u5728 <b>sshd_config<\/b> \u6587\u4ef6\u4e2d\u9650\u5236<b>SSH\u8bbf\u95ee<\/b>IP\u3002<\/li>\n<li>\u4e3aSSH\u767b\u5f55\u5b9e\u65bd\u53cc\u56e0\u7d20\u8eab\u4efd\u9a8c\u8bc1\uff082FA\uff09\u6765\u8fdb\u4e00\u6b65\u4fdd\u62a4\u8bbf\u95ee\u5b89\u5168\u3002<\/li>\n<\/ul>\n<\/section>\n<section>\n<div>\n<div>4<\/div>\n<h2>\u7406\u89e3\u5bc6\u7801\u5b66<\/h2>\n<\/div>\n<p><b>SSH\u516c\u94a5\u8eab\u4efd\u9a8c\u8bc1<\/b>\u4f9d\u8d56\u4e8e<b>\u5bc6\u7801\u5b66<\/b>\uff0c\u7279\u522b\u662f\u975e\u5bf9\u79f0\u6216\u516c\u94a5\u5bc6\u7801\u5b66\u3002\u8fd9\u6d89\u53ca\u5230\u4e00\u5bf9\u5bc6\u94a5\uff1a\u53ef\u4ee5\u5e7f\u6cdb\u5171\u4eab\u7684\u516c\u94a5\u548c\u5fc5\u987b\u4fdd\u5bc6\u7684\u79c1\u94a5\u3002\u7406\u89e3\u8fd9\u4e9b\u5bc6\u7801\u5b66\u539f\u7406\u7684\u5de5\u4f5c\u65b9\u5f0f\u53ef\u4ee5\u5e2e\u52a9\u6784\u5efa\u5b89\u5168\u901a\u4fe1\u7684SSH\u7684\u575a\u5b9e\u57fa\u7840\u3002<\/p>\n<p>\u5173\u4e8e\u5bc6\u7801\u5b66\u548cSSH\u7684\u6df1\u5165\u77e5\u8bc6\uff0c<a href='https:\/\/datatracker.ietf.org\/doc\/html\/rfc4251' rel=\"nofollow noopener\" target='_blank'>\u4e92\u8054\u7f51\u5de5\u7a0b\u4efb\u52a1\u7ec4\uff08IETF\uff09<\/a>\u63d0\u4f9b\u4e86\u5173\u4e8eSSH\u534f\u8bae\u7684\u8be6\u7ec6\u6587\u6863\uff0c\u5305\u62ec\u5176\u5b89\u5168\u67b6\u6784\u3002<\/p>\n<p>\u50cf<a href='https:\/\/www.openssh.com' rel=\"nofollow noopener\" target='_blank'>OpenSSH<\/a>\u8fd9\u6837\u7684\u6743\u5a01\u8d44\u6e90\uff0cSSH\u8f6f\u4ef6\u5957\u4ef6\uff0c\u63d0\u4f9b\u5de5\u5177\u548c\u529f\u80fd\uff0c\u4ee5\u4fbf\u4e8e\u9ad8\u7ea7\u914d\u7f6e\u548c\u5b9a\u5236\u60a8\u7684\u5b89\u5168\u901a\u4fe1\u8bbe\u7f6e\u3002<\/p>\n<\/section>\n<section>\n<h2>\u603b\u7ed3\uff1a<\/h2>\n<div class=\"nonp\">\n<p>\u62e5\u62b1SSH\u516c\u94a5\u8eab\u4efd\u9a8c\u8bc1\u5f7b\u5e95\u6539\u53d8\u4e86\u6211\u5904\u7406\u8fdc\u7a0b\u670d\u52a1\u5668\u8bbf\u95ee\u548c\u6570\u636e\u5b89\u5168\u7684\u65b9\u5f0f\u3002\u5b83\u65e0\u7f1d\u5730\u878d\u5165\u6211\u7684\u5de5\u4f5c\u6d41\u7a0b\uff0c\u52a0\u56fa\u4e86\u6211\u7684\u6570\u5b57\u73af\u5883\uff0c\u800c\u4e14\u5bf9\u4e8e\u77e5\u9053\u6211\u7684\u8fde\u63a5\u88ab\u52a0\u5bc6\u548c\u4fdd\u62a4\u7684\u5b89\u5fc3\u611f\u662f\u65e0\u6cd5\u5938\u5927\u7684\u3002\u6211\u5e0c\u671b\u5206\u4eab\u8fd9\u4e9b\u89c1\u89e3\u80fd\u591f\u8d4b\u4e88\u5176\u4ed6\u4eba\u8f6c\u5411\u57fa\u4e8e\u5bc6\u94a5\u7684\u8eab\u4efd\u9a8c\u8bc1\uff0c\u5e76\u5728\u4ed6\u4eec\u81ea\u5df1\u7684\u7f51\u7edc\u5b89\u5168\u5b9e\u8df5\u4e2d\u4f53\u9a8c\u5230\u7531\u6b64\u5e26\u6765\u7684\u597d\u5904\u3002<\/p>\n<\/div>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>SSH \u516c\u94a5\u8ba4\u8bc1\u662f\u5982\u4f55\u5de5\u4f5c\u7684\uff1f \u5b89\u5168\u5916\u58f3\uff08SSH\uff09\u516c\u94a5\u8ba4\u8bc1\u662f\u4e00\u79cd\u7ba1\u7406\u8bbe\u5907\u95f4\u5b89\u5168\u901a\u4fe1\u7684\u5f3a\u5927\u5de5\u5177\u3002\u5b83\u5229\u7528\u4e00\u5bf9\u52a0\u5bc6\u5bc6\u94a5\u5efa\u7acb\u7f51\u7edc\u8fde\u63a5\uff0c\u5728\u4e0d\u4ea4\u6362\u5bc6\u7801\u7684\u60c5\u51b5\u4e0b\u786e\u8ba4\u8eab\u4efd\u3002\u5f53\u6211\u5bfb\u627e\u4e00\u79cd\u6bd4\u57fa\u4e8e\u5bc6\u7801\u7684\u767b\u5f55\u66f4\u5b89\u5168\u7684\u66ff\u4ee3\u65b9\u6848\u4ee5\u8bbf\u95ee\u670d\u52a1\u5668\u65f6\uff0c\u6211\u5f00\u59cb\u4e86SSH\u516c\u94a5\u8ba4\u8bc1\u4e4b\u65c5\u3002\u501f\u9274\u4e2a\u4eba\u7ecf\u9a8c\uff0c\u6211\u5c06\u6307\u5bfc\u60a8\u4e86\u89e3\u8fd9\u79cd\u8ba4\u8bc1\u673a\u5236\u662f\u5982\u4f55\u5de5\u4f5c\u7684\uff0c\u5e76\u63d0\u4f9b\u5b9e\u7528\u6b65\u9aa4\uff0c\u8ba9\u60a8\u81ea\u5df1\u5b9e\u73b0\u5b83\u3002 1 \u5e38\u89c1\u573a\u666f\uff1a \u9700\u8981\u5b89\u5168\u8fdc\u7a0b\u8bbf\u95ee &#128737; 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ssh-copy-id\uff0c\u4e00\u4e2a\u5728\u670d\u52a1\u5668\u7684authorized_keys\u6587\u4ef6\u4e2d\u5b89\u88c5\u60a8\u516c\u94a5\u7684\u811a\u672c\u3002 \u6267\u884c ssh-copy-id user@hostname\uff0c\u63d2\u5165\u60a8\u7684\u7528\u6237\u540d\u548c\u60a8\u5e0c\u671b\u8bbf\u95ee\u7684\u4e3b\u673a\u3002 \u5728\u63d0\u793a\u65f6\u8f93\u5165\u60a8\u7684\u5bc6\u7801\uff0c\u4ee5\u5b8c\u6210\u590d\u5236\u8fc7\u7a0b\u3002 \u9a8c\u8bc1\u60a8\u7684\u516c\u94a5\u662f\u5426\u5df2\u901a\u8fc7\u624b\u52a8\u68c0\u67e5\u670d\u52a1\u5668\u4e0a\u7684 ~\/.ssh\/authorized_keys \u6587\u4ef6\u6b63\u786e\u6dfb\u52a0\u3002 \u6ce8\u610f\uff1a\u8fd9\u4e00\u6b65\u81f3\u5173\u91cd\u8981\uff0c\u56e0\u4e3a\u5b83\u5efa\u7acb\u4e86\u60a8\u7684\u5ba2\u6237\u7aef\u673a\u5668\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u4fe1\u4efb\u5173\u7cfb\uff0c\u4ee5\u7528\u4e8e\u672a\u6765\u7684\u8fde\u63a5\u3002 \u65b9\u6cd5 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":19512,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"chromecast.php","meta":{"_stopmodifiedupdate":false,"_modified_date":"","_lmt_disableupdate":"yes","_lmt_disable":""},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u7406\u89e3SSH\u516c\u94a5\u8ba4\u8bc1\uff1a\u6982\u8ff0\u548c\u521b\u5efaSSH\u516c\u94a5\u6307\u5357<\/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:\/\/howto.ping.fm\/zh\/how-does-ssh-key-authentication-work\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u7406\u89e3SSH\u516c\u94a5\u8ba4\u8bc1\uff1a\u6982\u8ff0\u548c\u521b\u5efaSSH\u516c\u94a5\u6307\u5357\" \/>\n<meta property=\"og:description\" content=\"SSH \u516c\u94a5\u8ba4\u8bc1\u662f\u5982\u4f55\u5de5\u4f5c\u7684\uff1f 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