{"id":52041,"date":"2024-10-08T23:25:16","date_gmt":"2024-10-08T15:25:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/52041\/"},"modified":"2024-11-14T10:40:39","modified_gmt":"2024-11-14T02:40:39","slug":"ubuntu-%e9%96%8b%e5%95%9f%e9%81%a0%e7%a8%8b%e7%99%bb%e9%8c%84-ssh-%e7%9a%84%e5%ae%89%e8%a3%9d%e5%92%8c%e9%85%8d%e7%bd%ae","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/52041\/","title":{"rendered":"Ubuntu \u958b\u555f\u9060\u7a0b\u767b\u9304 SSH \u7684\u5b89\u88dd\u548c\u914d\u7f6e"},"content":{"rendered":"<h1 id=\"ubuntu-%e9%96%8b%e5%95%9f%e9%81%a0%e7%a8%8b%e7%99%bb%e9%8c%84-ssh-%e7%9a%84%e5%ae%89%e8%a3%9d%e5%92%8c%e9%85%8d%e7%bd%ae-zzTlnYhpGf\">Ubuntu \u958b\u555f\u9060\u7a0b\u767b\u9304 SSH \u7684\u5b89\u88dd\u548c\u914d\u7f6e<\/h1>\n<p>\u5728\u73fe\u4eca\u7684\u6578\u4f4d\u6642\u4ee3\uff0c\u9060\u7a0b\u767b\u9304\u5df2\u6210\u70ba\u7ba1\u7406\u4f3a\u670d\u5668\u7684\u91cd\u8981\u5de5\u5177\u3002SSH\uff08Secure Shell\uff09\u662f\u4e00\u7a2e\u5b89\u5168\u7684\u7db2\u7d61\u5354\u8b70\uff0c\u5141\u8a31\u7528\u6236\u901a\u904e\u4e0d\u5b89\u5168\u7684\u7db2\u7d61\u5b89\u5168\u5730\u8a2a\u554f\u8a08\u7b97\u6a5f\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728 Ubuntu \u7cfb\u7d71\u4e0a\u5b89\u88dd\u548c\u914d\u7f6e SSH\uff0c\u4ee5\u4fbf\u7528\u6236\u80fd\u5920\u5b89\u5168\u5730\u9032\u884c\u9060\u7a0b\u767b\u9304\u3002<\/p>\n<h2 id=\"%e5%ae%89%e8%a3%9d-ssh-%e4%bc%ba%e6%9c%8d%e5%99%a8-zzTlnYhpGf\">\u5b89\u88dd SSH \u4f3a\u670d\u5668<\/h2>\n<p>\u5728 Ubuntu \u4e0a\u5b89\u88dd SSH \u4f3a\u670d\u5668\u975e\u5e38\u7c21\u55ae\u3002\u9996\u5148\uff0c\u60a8\u9700\u8981\u78ba\u4fdd\u60a8\u7684\u7cfb\u7d71\u662f\u6700\u65b0\u7684\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u66f4\u65b0\u7cfb\u7d71\uff1a<\/p>\n<pre><code>sudo apt update\nsudo apt upgrade<\/code><\/pre>\n<p>\u63a5\u4e0b\u4f86\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5b89\u88dd OpenSSH \u4f3a\u670d\u5668\uff1a<\/p>\n<pre><code>sudo apt install openssh-server<\/code><\/pre>\n<p>\u5b89\u88dd\u5b8c\u6210\u5f8c\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5 SSH \u4f3a\u670d\u5668\u7684\u72c0\u614b\uff1a<\/p>\n<pre><code>sudo systemctl status ssh<\/code><\/pre>\n<p>\u5982\u679c SSH \u4f3a\u670d\u5668\u6b63\u5728\u904b\u884c\uff0c\u60a8\u61c9\u8a72\u6703\u770b\u5230\u985e\u4f3c\u65bc\u201cactive (running)\u201d\u7684\u72c0\u614b\u4fe1\u606f\u3002<\/p>\n<h2 id=\"%e9%85%8d%e7%bd%ae-ssh-%e4%bc%ba%e6%9c%8d%e5%99%a8-zzTlnYhpGf\">\u914d\u7f6e SSH \u4f3a\u670d\u5668<\/h2>\n<p>\u5b89\u88dd\u5b8c\u6210\u5f8c\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u5c0d SSH \u4f3a\u670d\u5668\u9032\u884c\u4e00\u4e9b\u57fa\u672c\u914d\u7f6e\u3002SSH \u7684\u914d\u7f6e\u6587\u4ef6\u4f4d\u65bc \/etc\/ssh\/sshd_config\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u6587\u672c\u7de8\u8f2f\u5668\uff08\u5982 nano \u6216 vim\uff09\u4f86\u7de8\u8f2f\u6b64\u6587\u4ef6\uff1a<\/p>\n<pre><code>sudo nano \/etc\/ssh\/sshd_config<\/code><\/pre>\n<h3 id=\"%e5%9f%ba%e6%9c%ac%e9%85%8d%e7%bd%ae%e9%81%b8%e9%a0%85-zzTlnYhpGf\">\u57fa\u672c\u914d\u7f6e\u9078\u9805<\/h3>\n<ul>\n<li><strong>\u66f4\u6539\u9ed8\u8a8d\u7aef\u53e3\uff1a<\/strong>\u70ba\u4e86\u63d0\u9ad8\u5b89\u5168\u6027\uff0c\u60a8\u53ef\u4ee5\u8003\u616e\u66f4\u6539 SSH \u7684\u9ed8\u8a8d\u7aef\u53e3\uff0822\uff09\u3002\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u627e\u5230\u4ee5\u4e0b\u884c\uff1a<\/li>\n<pre><code>#Port 22<\/code><\/pre>\n<p>\u5c07\u5176\u66f4\u6539\u70ba\u5176\u4ed6\u7aef\u53e3\uff0c\u4f8b\u5982 2222\uff1a<\/p>\n<pre><code>Port 2222<\/code><\/pre>\n<li><strong>\u7981\u7528\u6839\u7528\u6236\u767b\u9304\uff1a<\/strong>\u70ba\u4e86\u9032\u4e00\u6b65\u589e\u5f37\u5b89\u5168\u6027\uff0c\u5efa\u8b70\u7981\u7528\u6839\u7528\u6236\u7684 SSH \u767b\u9304\u3002\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u627e\u5230\u4ee5\u4e0b\u884c\uff1a<\/li>\n<pre><code>#PermitRootLogin prohibit-password<\/code><\/pre>\n<p>\u5c07\u5176\u66f4\u6539\u70ba\uff1a<\/p>\n<pre><code>PermitRootLogin no<\/code><\/pre>\n<li><strong>\u5141\u8a31\u7279\u5b9a\u7528\u6236\uff1a<\/strong>\u5982\u679c\u60a8\u5e0c\u671b\u50c5\u5141\u8a31\u7279\u5b9a\u7528\u6236\u901a\u904e SSH \u767b\u9304\uff0c\u53ef\u4ee5\u6dfb\u52a0\u4ee5\u4e0b\u884c\uff1a<\/li>\n<pre><code>AllowUsers username<\/code><\/pre>\n<p>\u5c07 &#8220;username&#8221; \u66ff\u63db\u70ba\u60a8\u5e0c\u671b\u5141\u8a31\u7684\u7528\u6236\u540d\u3002<\/p>\n<\/ul>\n<h3 id=\"%e4%bf%9d%e5%ad%98%e4%b8%a6%e9%87%8d%e5%95%9f-ssh-%e6%9c%8d%e5%8b%99-zzTlnYhpGf\">\u4fdd\u5b58\u4e26\u91cd\u555f SSH \u670d\u52d9<\/h3>\n<p>\u5b8c\u6210\u914d\u7f6e\u5f8c\uff0c\u6309 <code>Ctrl + X<\/code>\uff0c\u7136\u5f8c\u6309 <code>Y<\/code> \u4fdd\u5b58\u66f4\u6539\u3002\u63a5\u4e0b\u4f86\uff0c\u60a8\u9700\u8981\u91cd\u555f SSH \u670d\u52d9\u4ee5\u4f7f\u66f4\u6539\u751f\u6548\uff1a<\/p>\n<pre><code>sudo systemctl restart ssh<\/code><\/pre>\n<h2 id=\"%e9%98%b2%e7%81%ab%e7%89%86%e8%a8%ad%e7%bd%ae-zzTlnYhpGf\">\u9632\u706b\u7246\u8a2d\u7f6e<\/h2>\n<p>\u5982\u679c\u60a8\u7684\u7cfb\u7d71\u555f\u7528\u4e86\u9632\u706b\u7246\uff0c\u60a8\u9700\u8981\u78ba\u4fdd\u5141\u8a31 SSH \u6d41\u91cf\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u5141\u8a31 SSH \u6d41\u91cf\uff1a<\/p>\n<pre><code>sudo ufw allow ssh<\/code><\/pre>\n<p>\u5982\u679c\u60a8\u66f4\u6539\u4e86\u9ed8\u8a8d\u7aef\u53e3\uff0c\u8acb\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u66ff\u63db\u7aef\u53e3\u865f\uff1a<\/p>\n<pre><code>sudo ufw allow 2222\/tcp<\/code><\/pre>\n<p>\u6700\u5f8c\uff0c\u555f\u7528\u9632\u706b\u7246\uff1a<\/p>\n<pre><code>sudo ufw enable<\/code><\/pre>\n<h2 id=\"%e6%b8%ac%e8%a9%a6-ssh-%e9%80%a3%e6%8e%a5-zzTlnYhpGf\">\u6e2c\u8a66 SSH \u9023\u63a5<\/h2>\n<p>\u73fe\u5728\uff0c\u60a8\u53ef\u4ee5\u5f9e\u53e6\u4e00\u53f0\u8a08\u7b97\u6a5f\u4e0a\u6e2c\u8a66 SSH \u9023\u63a5\u3002\u5982\u679c\u60a8\u4f7f\u7528\u7684\u662f\u9ed8\u8a8d\u7aef\u53e3\uff0c\u8acb\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>ssh username@your_server_ip<\/code><\/pre>\n<p>\u5982\u679c\u60a8\u66f4\u6539\u4e86\u7aef\u53e3\uff0c\u8acb\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>ssh -p 2222 username@your_server_ip<\/code><\/pre>\n<p>\u5982\u679c\u4e00\u5207\u6b63\u5e38\uff0c\u60a8\u61c9\u8a72\u80fd\u5920\u6210\u529f\u767b\u9304\u5230\u60a8\u7684 Ubuntu \u4f3a\u670d\u5668\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-zzTlnYhpGf\">\u7e3d\u7d50<\/h2>\n<p>\u672c\u6587\u4ecb\u7d39\u4e86\u5982\u4f55\u5728 Ubuntu \u7cfb\u7d71\u4e0a\u5b89\u88dd\u548c\u914d\u7f6e SSH \u4f3a\u670d\u5668\uff0c\u4e26\u63d0\u4f9b\u4e86\u57fa\u672c\u7684\u5b89\u5168\u914d\u7f6e\u5efa\u8b70\u3002\u901a\u904e\u9019\u4e9b\u6b65\u9a5f\uff0c\u60a8\u53ef\u4ee5\u5b89\u5168\u5730\u9032\u884c\u9060\u7a0b\u767b\u9304\uff0c\u5f9e\u800c\u66f4\u6709\u6548\u5730\u7ba1\u7406\u60a8\u7684\u4f3a\u670d\u5668\u3002\u5982\u679c\u60a8\u9700\u8981\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u6e90\u548c\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728 Ubuntu \u4e0a\u5b89\u88dd\u548c\u914d\u7f6e SSH\uff0c\u8f15\u9b06\u958b\u555f\u9060\u7a0b\u767b\u9304\u529f\u80fd\uff0c\u63d0\u5347\u7cfb\u7d71\u7ba1\u7406\u6548\u7387\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-52041","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/52041","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=52041"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/52041\/revisions"}],"predecessor-version":[{"id":52042,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/52041\/revisions\/52042"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=52041"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=52041"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=52041"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}