{"id":52179,"date":"2024-10-09T00:28:22","date_gmt":"2024-10-08T16:28:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/52179\/"},"modified":"2024-11-14T10:40:02","modified_gmt":"2024-11-14T02:40:02","slug":"ubuntu-%e9%96%8b%e5%95%9f-ssh-%e6%9c%8d%e5%8b%99%e5%9c%96%e6%96%87%e8%a9%b3%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/52179\/","title":{"rendered":"Ubuntu \u958b\u555f SSH \u670d\u52d9\u5716\u6587\u8a73\u89e3"},"content":{"rendered":"<h1 id=\"ubuntu-%e9%96%8b%e5%95%9f-ssh-%e6%9c%8d%e5%8b%99%e5%9c%96%e6%96%87%e8%a9%b3%e8%a7%a3-wqlluOEwpm\">Ubuntu \u958b\u555f SSH \u670d\u52d9\u5716\u6587\u8a73\u89e3<\/h1>\n<p>\u5728\u73fe\u4eca\u7684\u4f3a\u670d\u5668\u7ba1\u7406\u4e2d\uff0cSSH\uff08Secure Shell\uff09\u662f\u4e00\u500b\u4e0d\u53ef\u6216\u7f3a\u7684\u5de5\u5177\u3002\u5b83\u63d0\u4f9b\u4e86\u4e00\u7a2e\u5b89\u5168\u7684\u65b9\u5f0f\u4f86\u9060\u7a0b\u7ba1\u7406\u4f3a\u670d\u5668\uff0c\u7279\u5225\u662f\u5728\u4f7f\u7528 Ubuntu \u7cfb\u7d71\u6642\u3002\u672c\u6587\u5c07\u8a73\u7d30\u4ecb\u7d39\u5982\u4f55\u5728 Ubuntu \u4e0a\u958b\u555f SSH \u670d\u52d9\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u6b65\u9a5f\u548c\u793a\u4f8b\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-ssh%ef%bc%9f-wqlluOEwpm\">\u4ec0\u9ebc\u662f SSH\uff1f<\/h2>\n<p>SSH \u662f\u4e00\u7a2e\u52a0\u5bc6\u7684\u7db2\u7d61\u5354\u8b70\uff0c\u4e3b\u8981\u7528\u65bc\u5b89\u5168\u5730\u8a2a\u554f\u548c\u7ba1\u7406\u9060\u7a0b\u4f3a\u670d\u5668\u3002\u5b83\u4e0d\u50c5\u53ef\u4ee5\u7528\u4f86\u57f7\u884c\u547d\u4ee4\uff0c\u9084\u53ef\u4ee5\u5b89\u5168\u5730\u50b3\u8f38\u6587\u4ef6\u3002\u4f7f\u7528 SSH\uff0c\u7cfb\u7d71\u7ba1\u7406\u54e1\u53ef\u4ee5\u5728\u4e0d\u76f4\u63a5\u63a5\u89f8\u4f3a\u670d\u5668\u7684\u60c5\u6cc1\u4e0b\u9032\u884c\u7dad\u8b77\u548c\u7ba1\u7406\u3002<\/p>\n<h2 id=\"%e5%ae%89%e8%a3%9d-ssh-%e6%9c%8d%e5%8b%99-wqlluOEwpm\">\u5b89\u88dd SSH \u670d\u52d9<\/h2>\n<p>\u5728 Ubuntu \u4e0a\uff0cSSH \u670d\u52d9\u901a\u5e38\u662f\u901a\u904e OpenSSH \u4f86\u5be6\u73fe\u7684\u3002\u4ee5\u4e0b\u662f\u5b89\u88dd SSH \u670d\u52d9\u7684\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f-1%ef%bc%9a%e6%9b%b4%e6%96%b0%e7%b3%bb%e7%b5%b1-wqlluOEwpm\">\u6b65\u9a5f 1\uff1a\u66f4\u65b0\u7cfb\u7d71<\/h3>\n<pre><code>sudo apt update\nsudo apt upgrade<\/code><\/pre>\n<p>\u5728\u5b89\u88dd\u4efb\u4f55\u65b0\u8edf\u4ef6\u4e4b\u524d\uff0c\u5efa\u8b70\u5148\u66f4\u65b0\u7cfb\u7d71\uff0c\u4ee5\u78ba\u4fdd\u6240\u6709\u7684\u5305\u90fd\u662f\u6700\u65b0\u7684\u3002<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f-2%ef%bc%9a%e5%ae%89%e8%a3%9d-openssh-%e4%bc%ba%e6%9c%8d%e5%99%a8-wqlluOEwpm\">\u6b65\u9a5f 2\uff1a\u5b89\u88dd OpenSSH \u4f3a\u670d\u5668<\/h3>\n<pre><code>sudo apt install openssh-server<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u5c07\u5b89\u88dd OpenSSH \u4f3a\u670d\u5668\uff0c\u5b89\u88dd\u904e\u7a0b\u4e2d\u7cfb\u7d71\u53ef\u80fd\u6703\u8981\u6c42\u78ba\u8a8d\uff0c\u8acb\u8f38\u5165 &#8216;Y&#8217; \u4ee5\u7e7c\u7e8c\u3002<\/p>\n<h2 id=\"%e5%95%9f%e5%8b%95%e5%92%8c%e7%ae%a1%e7%90%86-ssh-%e6%9c%8d%e5%8b%99-wqlluOEwpm\">\u555f\u52d5\u548c\u7ba1\u7406 SSH \u670d\u52d9<\/h2>\n<p>\u5b89\u88dd\u5b8c\u6210\u5f8c\uff0c\u60a8\u9700\u8981\u555f\u52d5 SSH \u670d\u52d9\u4e26\u78ba\u4fdd\u5b83\u5728\u7cfb\u7d71\u555f\u52d5\u6642\u81ea\u52d5\u555f\u52d5\u3002<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f-3%ef%bc%9a%e5%95%9f%e5%8b%95-ssh-%e6%9c%8d%e5%8b%99-wqlluOEwpm\">\u6b65\u9a5f 3\uff1a\u555f\u52d5 SSH \u670d\u52d9<\/h3>\n<pre><code>sudo systemctl start ssh<\/code><\/pre>\n<h3 id=\"%e6%ad%a5%e9%a9%9f-4%ef%bc%9a%e8%a8%ad%e7%bd%ae%e9%96%8b%e6%a9%9f%e8%87%aa%e5%95%9f-wqlluOEwpm\">\u6b65\u9a5f 4\uff1a\u8a2d\u7f6e\u958b\u6a5f\u81ea\u555f<\/h3>\n<pre><code>sudo systemctl enable ssh<\/code><\/pre>\n<p>\u9019\u6a23\u8a2d\u7f6e\u5f8c\uff0cSSH \u670d\u52d9\u5c07\u5728\u6bcf\u6b21\u7cfb\u7d71\u555f\u52d5\u6642\u81ea\u52d5\u555f\u52d5\u3002<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f-5%ef%bc%9a%e6%aa%a2%e6%9f%a5-ssh-%e6%9c%8d%e5%8b%99%e7%8b%80%e6%85%8b-wqlluOEwpm\">\u6b65\u9a5f 5\uff1a\u6aa2\u67e5 SSH \u670d\u52d9\u72c0\u614b<\/h3>\n<pre><code>sudo systemctl status ssh<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u5c07\u986f\u793a SSH \u670d\u52d9\u7684\u7576\u524d\u72c0\u614b\u3002\u5982\u679c\u670d\u52d9\u6b63\u5728\u904b\u884c\uff0c\u60a8\u61c9\u8a72\u6703\u770b\u5230\u985e\u4f3c\u65bc &#8220;active (running)&#8221; \u7684\u4fe1\u606f\u3002<\/p>\n<h2 id=\"%e9%85%8d%e7%bd%ae-ssh-%e6%9c%8d%e5%8b%99-wqlluOEwpm\">\u914d\u7f6e SSH \u670d\u52d9<\/h2>\n<p>\u9ed8\u8a8d\u60c5\u6cc1\u4e0b\uff0cSSH \u670d\u52d9\u7684\u914d\u7f6e\u6587\u4ef6\u4f4d\u65bc \/etc\/ssh\/sshd_config\u3002\u60a8\u53ef\u4ee5\u6839\u64da\u9700\u8981\u9032\u884c\u8abf\u6574\uff0c\u4f8b\u5982\u66f4\u6539\u9ed8\u8a8d\u7aef\u53e3\u3001\u7981\u7528 root \u767b\u9304\u7b49\u3002<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f-6%ef%bc%9a%e7%b7%a8%e8%bc%af%e9%85%8d%e7%bd%ae%e6%96%87%e4%bb%b6-wqlluOEwpm\">\u6b65\u9a5f 6\uff1a\u7de8\u8f2f\u914d\u7f6e\u6587\u4ef6<\/h3>\n<pre><code>sudo nano \/etc\/ssh\/sshd_config<\/code><\/pre>\n<p>\u5728\u9019\u500b\u6587\u4ef6\u4e2d\uff0c\u60a8\u53ef\u4ee5\u627e\u5230\u8a31\u591a\u914d\u7f6e\u9078\u9805\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u914d\u7f6e\uff1a<\/p>\n<ul>\n<li><code>Port 22<\/code>\uff1a\u66f4\u6539 SSH \u670d\u52d9\u7684\u9ed8\u8a8d\u7aef\u53e3\u3002<\/li>\n<li><code>PermitRootLogin no<\/code>\uff1a\u7981\u7528 root \u7528\u6236\u7684 SSH \u767b\u9304\u3002<\/li>\n<li><code>PasswordAuthentication yes<\/code>\uff1a\u555f\u7528\u5bc6\u78bc\u9a57\u8b49\u3002<\/li>\n<\/ul>\n<p>\u7de8\u8f2f\u5b8c\u6210\u5f8c\uff0c\u6309 <code>Ctrl + X<\/code>\uff0c\u7136\u5f8c\u6309 <code>Y<\/code> \u4fdd\u5b58\u66f4\u6539\u3002<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f-7%ef%bc%9a%e9%87%8d%e5%95%9f-ssh-%e6%9c%8d%e5%8b%99-wqlluOEwpm\">\u6b65\u9a5f 7\uff1a\u91cd\u555f SSH \u670d\u52d9<\/h3>\n<pre><code>sudo systemctl restart ssh<\/code><\/pre>\n<p>\u6bcf\u6b21\u4fee\u6539\u914d\u7f6e\u6587\u4ef6\u5f8c\uff0c\u60a8\u90fd\u9700\u8981\u91cd\u555f SSH \u670d\u52d9\u4ee5\u4f7f\u66f4\u6539\u751f\u6548\u3002<\/p>\n<h2 id=\"%e6%b8%ac%e8%a9%a6-ssh-%e9%80%a3%e6%8e%a5-wqlluOEwpm\">\u6e2c\u8a66 SSH \u9023\u63a5<\/h2>\n<p>\u5728\u672c\u5730\u6a5f\u5668\u4e0a\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u6e2c\u8a66 SSH \u9023\u63a5\uff1a<\/p>\n<pre><code>ssh username@your_server_ip<\/code><\/pre>\n<p>\u8acb\u5c07 <code>username<\/code> \u66ff\u63db\u70ba\u60a8\u7684\u7528\u6236\u540d\uff0c<code>your_server_ip<\/code> \u66ff\u63db\u70ba\u60a8\u7684\u4f3a\u670d\u5668 IP \u5730\u5740\u3002\u5982\u679c\u4e00\u5207\u6b63\u5e38\uff0c\u60a8\u61c9\u8a72\u80fd\u5920\u6210\u529f\u9023\u63a5\u5230\u4f3a\u670d\u5668\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-wqlluOEwpm\">\u7e3d\u7d50<\/h2>\n<p>\u672c\u6587\u4ecb\u7d39\u4e86\u5982\u4f55\u5728 Ubuntu \u4e0a\u958b\u555f SSH \u670d\u52d9\u7684\u8a73\u7d30\u6b65\u9a5f\uff0c\u5305\u62ec\u5b89\u88dd\u3001\u555f\u52d5\u3001\u914d\u7f6e\u548c\u6e2c\u8a66\u3002SSH \u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u80fd\u5920\u5e6b\u52a9\u7cfb\u7d71\u7ba1\u7406\u54e1\u5b89\u5168\u5730\u7ba1\u7406\u4f3a\u670d\u5668\u3002\u5982\u679c\u60a8\u9700\u8981\u66f4\u9ad8\u6548\u7684\u4f3a\u670d\u5668\u7ba1\u7406\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u670d\u52d9\uff0c\u9019\u5c07\u70ba\u60a8\u63d0\u4f9b\u66f4\u9748\u6d3b\u7684\u9078\u64c7\u548c\u66f4\u9ad8\u7684\u5b89\u5168\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728 Ubuntu \u4e0a\u555f\u7528 SSH \u670d\u52d9\uff0c\u900f\u904e\u5716\u6587\u8a73\u89e3\u8f15\u9b06\u8a2d\u5b9a\u9060\u7aef\u9023\u63a5\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-52179","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/52179","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=52179"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/52179\/revisions"}],"predecessor-version":[{"id":52180,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/52179\/revisions\/52180"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=52179"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=52179"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=52179"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}