{"id":63073,"date":"2025-04-29T11:25:13","date_gmt":"2025-04-29T03:25:13","guid":{"rendered":"https:\/\/fwq.ai\/blog\/63073\/"},"modified":"2025-04-29T11:25:13","modified_gmt":"2025-04-29T03:25:13","slug":"linux-ssh%e7%89%88%e6%9c%ac%e6%a3%80%e6%9f%a5%e6%96%b9%e6%b3%95%e8%af%a6%e8%a7%a3-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/63073\/","title":{"rendered":"Linux SSH\u7248\u672c\u68c0\u67e5\u65b9\u6cd5\u8be6\u89e3"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/000\/000\/164\/170900154947660.jpg\" class=\"aligncenter\" title=\"Linux SSH\u7248\u672c\u68c0\u67e5\u65b9\u6cd5\u8be6\u89e3\u63d2\u56fe\" alt=\"Linux SSH\u7248\u672c\u68c0\u67e5\u65b9\u6cd5\u8be6\u89e3\u63d2\u56fe\" \/><\/p>\n<p>\u3010\u6807\u9898\u3011Linux SSH\u7248\u672c\u68c0\u67e5\u65b9\u6cd5\u8be6\u89e3<\/p>\n<p>SSH\uff08Secure Shell\uff09\u662f\u4e00\u79cd\u7528\u4e8e\u8fdc\u7a0b\u767b\u5f55\u548c\u6267\u884c\u547d\u4ee4\u7684\u7f51\u7edc\u534f\u8bae\uff0c\u5e38\u7528\u4e8eLinux\u7cfb\u7edf\u4e0a\u3002\u968f\u7740\u6280\u672f\u7684\u4e0d\u65ad\u53d1\u5c55\uff0cSSH\u534f\u8bae\u4e5f\u4e0d\u65ad\u66f4\u65b0\u5347\u7ea7\uff0c\u800c\u68c0\u67e5SSH\u7248\u672c\u662f\u4fdd\u8bc1\u7cfb\u7edf\u5b89\u5168\u7684\u91cd\u8981\u4e00\u73af\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecdLinux\u4e0b\u68c0\u67e5SSH\u7248\u672c\u7684\u65b9\u6cd5\uff0c\u5e76\u9644\u4e0a\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u3002<\/p>\n<h3>\u4e00\u3001\u67e5\u770b\u5df2\u5b89\u88c5\u7684SSH\u7248\u672c\u53f7<\/h3>\n<ol>\n<li>\n<p>\u4f7f\u7528\u547d\u4ee4\u67e5\u770bSSH\u670d\u52a1\u7aef\u7248\u672c\u53f7\uff1a<\/p>\n<pre>ssh -V<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236    \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u8fd0\u884c\u4ee5\u4e0a\u547d\u4ee4\uff0c\u5373\u53ef\u5728\u7ec8\u7aef\u8f93\u51fa\u4e2d\u770b\u5230SSH\u670d\u52a1\u7aef\u7684\u7248\u672c\u53f7\u4fe1\u606f\uff0c\u5982\u201cOpenSSH_7.9p1\u201d\u3002<\/p>\n<\/li>\n<li>\n<p>\u4f7f\u7528\u547d\u4ee4\u67e5\u770bSSH\u5ba2\u6237\u7aef\u7248\u672c\u53f7\uff1a<\/p>\n<pre>ssh -V<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236    \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u540c\u6837\uff0c\u5728\u7ec8\u7aef\u8fd0\u884c\u4ee5\u4e0a\u547d\u4ee4\u53ef\u4ee5\u67e5\u770bSSH\u5ba2\u6237\u7aef\u7684\u7248\u672c\u53f7\u3002<\/p>\n<\/li>\n<\/ol>\n<h3>\u4e8c\u3001\u68c0\u67e5SSH\u914d\u7f6e\u6587\u4ef6<\/h3>\n<ol>\n<li>\n<p>\u6253\u5f00SSH\u914d\u7f6e\u6587\u4ef6\uff1a<\/p>\n<pre>sudo nano \/etc\/ssh\/sshd_config<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\uff0c\u53ef\u4ee5\u627e\u5230\u5173\u4e8eSSH\u7248\u672c\u7684\u4fe1\u606f\u3002\u5e38\u89c1\u914d\u7f6e\u9879\u5982\u4e0b\uff1a<\/p>\n<pre># SSH\u534f\u8bae\u7248\u672c\u8bbe\u7f6e\n# Protocol 2, 1<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cProtocol\u8bbe\u7f6e\u4e3a\u201c2\u201d\uff0c\u8868\u793a\u4ec5\u652f\u6301SSH\u534f\u8bae\u7248\u672c2\u3002\u82e5\u9700\u8981\u8bbe\u7f6e\u652f\u6301SSH\u7248\u672c1\u548c2\uff0c\u53ef\u4ee5\u5c06\u201cProtocol 2, 1\u201d\u53d6\u6d88\u6ce8\u91ca\uff0c\u5e76\u91cd\u542fSSH\u670d\u52a1\u751f\u6548\u3002<\/p>\n<\/li>\n<\/ol>\n<h3>\u4e09\u3001\u5229\u7528nmap\u68c0\u6d4bSSH\u7248\u672c<\/h3>\n<ol>\n<li>\n<p>\u5b89\u88c5nmap\u5de5\u5177\uff1a<\/p>\n<pre>sudo apt install nmap<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/li>\n<li>\n<p>\u4f7f\u7528nmap\u68c0\u6d4bSSH\u7aef\u53e3\u4fe1\u606f\uff0c\u5305\u62ecSSH\u7248\u672c\uff1a<\/p>\n<pre>nmap -sV -p 22 \u670d\u52a1\u5668IP\u5730\u5740<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u8fd0\u884c\u4ee5\u4e0a\u547d\u4ee4\uff0cnmap\u4f1a\u626b\u63cf\u670d\u52a1\u5668\u7684SSH\u7aef\u53e3\uff0c\u5e76\u5217\u51fa\u76f8\u5173\u7248\u672c\u4fe1\u606f\uff0c\u5305\u62ecSSH\u7248\u672c\u53f7\u3002<\/p>\n<\/li>\n<\/ol>\n<h3>\u56db\u3001SSH\u6f0f\u6d1e\u626b\u63cf\u5de5\u5177<\/h3>\n<p>\u9664\u4e86\u624b\u52a8\u68c0\u67e5SSH\u7248\u672c\uff0c\u8fd8\u53ef\u5229\u7528\u4e00\u4e9b\u4e13\u7528\u5de5\u5177\u8fdb\u884c\u626b\u63cf\u68c0\u6d4b\uff0c\u4ee5\u53d1\u73b0\u53ef\u80fd\u5b58\u5728\u7684\u6f0f\u6d1e\u3002<\/p>\n<ol>\n<li>\n<p>\u4f7f\u7528SSH\u5f31\u53e3\u4ee4\u626b\u63cf\u5de5\u5177ssh_scan\uff1a<\/p>\n<pre>git clone https:\/\/github.com\/mozilla\/ssh_scan.git\ncd ssh_scan\nbundle install\nbundle exec ruby bin\/ssh_scan --timeout 30 --user admin \u670d\u52a1\u5668IP\u5730\u5740<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u4e0a\u8ff0\u4ee3\u7801\u793a\u4f8b\u662f\u4f7f\u7528ssh_scan\u5de5\u5177\u5bf9\u670d\u52a1\u5668\u7684SSH\u7aef\u53e3\u8fdb\u884c\u626b\u63cf\uff0c\u68c0\u6d4b\u53ef\u80fd\u5b58\u5728\u7684\u5f31\u53e3\u4ee4\u98ce\u9669\u3002<\/p>\n<\/li>\n<li>\n<p>\u4f7f\u7528SSH\u6f0f\u6d1e\u626b\u63cf\u5de5\u5177ssh-audit\uff1a<\/p>\n<pre>git clone https:\/\/github.com\/arthepsy\/ssh-audit.git\ncd ssh-audit\npython3 ssh-audit.py \u670d\u52a1\u5668IP\u5730\u5740<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u901a\u8fc7ssh-audit\u5de5\u5177\u53ef\u4ee5\u5bf9SSH\u914d\u7f6e\u8fdb\u884c\u5168\u9762\u68c0\u6d4b\uff0c\u5305\u62ec\u7248\u672c\u6f0f\u6d1e\u3001\u52a0\u5bc6\u7b97\u6cd5\u5f3a\u5ea6\u7b49\u65b9\u9762\u3002<\/p>\n<\/li>\n<\/ol>\n<h3>\u7ed3\u8bed<\/h3>\n<p>\u901a\u8fc7\u4ee5\u4e0a\u65b9\u6cd5\u548c\u5de5\u5177\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u68c0\u67e5SSH\u7248\u672c\uff0c\u53ca\u65f6\u53d1\u73b0\u6f5c\u5728\u7684\u5b89\u5168\u98ce\u9669\u5e76\u91c7\u53d6\u76f8\u5e94\u63aa\u65bd\u52a0\u5f3a\u7cfb\u7edf\u5b89\u5168\u6027\u3002\u5728\u4f7f\u7528SSH\u534f\u8bae\u65f6\uff0c\u4fdd\u6301\u53ca\u65f6\u66f4\u65b0\u548c\u7ba1\u7406\uff0c\u662f\u786e\u4fdd\u7cfb\u7edf\u5b89\u5168\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u73af\u3002\u5e0c\u671b\u672c\u6587\u5bf9\u8bfb\u8005\u6709\u6240\u5e2e\u52a9\uff0c\u4e5f\u5e0c\u671b\u5927\u5bb6\u5728\u7cfb\u7edf\u7ba1\u7406\u4e2d\u591a\u52a0\u6ce8\u610f\u5b89\u5168\u95ee\u9898\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fLinux SSH\u7248\u672c\u68c0\u67e5\u65b9\u6cd5\u8be6\u89e3\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8FDCServers\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3010\u6807\u9898\u3011Linux SSH\u7248\u672c\u68c0\u67e5\u65b9\u6cd5\u8be6\u89e3 SSH\uff08Secure Shell\uff09\u662f\u4e00\u79cd\u7528\u4e8e\u8fdc\u7a0b\u767b\u5f55\u548c\u6267\u884c\u547d\u4ee4\u7684\u7f51\u7edc\u534f\u8bae\uff0c\u5e38\u7528\u4e8eLinux\u7cfb\u7edf\u4e0a\u3002\u968f\u7740\u6280\u672f\u7684\u4e0d\u65ad\u53d1\u5c55\uff0cSSH\u534f\u8bae\u4e5f\u4e0d\u65ad\u66f4\u65b0\u5347\u7ea7\uff0c\u800c\u68c0\u67e5SSH\u7248\u672c\u662f\u4fdd\u8bc1\u7cfb\u7edf\u5b89\u5168\u7684\u91cd\u8981\u4e00\u73af\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecdLinux\u4e0b\u68c0\u67e5SSH\u7248\u672c\u7684\u65b9\u6cd5\uff0c\u5e76\u9644\u4e0a\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u3002 \u4e00\u3001\u67e5\u770b\u5df2\u5b89\u88c5\u7684SSH\u7248\u672c\u53f7 \u4f7f\u7528\u547d\u4ee4\u67e5\u770bSSH\u670d\u52a1\u7aef\u7248\u672c\u53f7\uff1a ssh -V \u767b\u5f55\u540e\u590d\u5236 \u767b\u5f55\u540e\u590d\u5236 \u8fd0\u884c\u4ee5\u4e0a\u547d\u4ee4\uff0c\u5373\u53ef\u5728\u7ec8\u7aef\u8f93\u51fa\u4e2d\u770b\u5230SSH\u670d\u52a1\u7aef\u7684\u7248\u672c\u53f7\u4fe1\u606f\uff0c\u5982\u201cOpenSSH_7.9p1\u201d\u3002 \u4f7f\u7528\u547d\u4ee4\u67e5\u770bSSH\u5ba2\u6237\u7aef\u7248\u672c\u53f7\uff1a ssh -V \u767b\u5f55\u540e\u590d\u5236 \u767b\u5f55\u540e\u590d\u5236 \u540c\u6837\uff0c\u5728\u7ec8\u7aef\u8fd0\u884c\u4ee5\u4e0a\u547d\u4ee4\u53ef\u4ee5\u67e5\u770bSSH\u5ba2\u6237\u7aef\u7684\u7248\u672c\u53f7\u3002 \u4e8c\u3001\u68c0\u67e5SSH\u914d\u7f6e\u6587\u4ef6 \u6253\u5f00SSH\u914d\u7f6e\u6587\u4ef6\uff1a sudo nano \/etc\/ssh\/sshd_config \u767b\u5f55\u540e\u590d\u5236 \u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\uff0c\u53ef\u4ee5\u627e\u5230\u5173\u4e8eSSH\u7248\u672c\u7684\u4fe1\u606f\u3002\u5e38\u89c1\u914d\u7f6e\u9879\u5982\u4e0b\uff1a # SSH\u534f\u8bae\u7248\u672c\u8bbe\u7f6e # Protocol 2, 1 \u767b\u5f55\u540e\u590d\u5236 \u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cProtocol\u8bbe\u7f6e\u4e3a\u201c2\u201d\uff0c\u8868\u793a\u4ec5\u652f\u6301SSH\u534f\u8bae\u7248\u672c2\u3002\u82e5\u9700\u8981\u8bbe\u7f6e\u652f\u6301SSH\u7248\u672c1\u548c2\uff0c\u53ef\u4ee5\u5c06\u201cProtocol 2, 1\u201d\u53d6\u6d88\u6ce8\u91ca\uff0c\u5e76\u91cd\u542fSSH\u670d\u52a1\u751f\u6548\u3002 \u4e09\u3001\u5229\u7528nmap\u68c0\u6d4bSSH\u7248\u672c \u5b89\u88c5nmap\u5de5\u5177\uff1a sudo apt install nmap \u767b\u5f55\u540e\u590d\u5236 \u4f7f\u7528nmap\u68c0\u6d4bSSH\u7aef\u53e3\u4fe1\u606f\uff0c\u5305\u62ecSSH\u7248\u672c\uff1a nmap -sV -p 22 \u670d\u52a1\u5668IP\u5730\u5740 \u767b\u5f55\u540e\u590d\u5236 \u8fd0\u884c\u4ee5\u4e0a\u547d\u4ee4\uff0cnmap\u4f1a\u626b\u63cf\u670d\u52a1\u5668\u7684SSH\u7aef\u53e3\uff0c\u5e76\u5217\u51fa\u76f8\u5173\u7248\u672c\u4fe1\u606f\uff0c\u5305\u62ecSSH\u7248\u672c\u53f7\u3002 \u56db\u3001SSH\u6f0f\u6d1e\u626b\u63cf\u5de5\u5177 \u9664\u4e86\u624b\u52a8\u68c0\u67e5SSH\u7248\u672c\uff0c\u8fd8\u53ef\u5229\u7528\u4e00\u4e9b\u4e13\u7528\u5de5\u5177\u8fdb\u884c\u626b\u63cf\u68c0\u6d4b\uff0c\u4ee5\u53d1\u73b0\u53ef\u80fd\u5b58\u5728\u7684\u6f0f\u6d1e\u3002 \u4f7f\u7528SSH\u5f31\u53e3\u4ee4\u626b\u63cf\u5de5\u5177ssh_scan\uff1a git clone https:\/\/github.com\/mozilla\/ssh_scan.git [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-63073","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/63073","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=63073"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/63073\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=63073"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=63073"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=63073"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}