{"id":1839,"date":"2010-08-17T16:31:37","date_gmt":"2010-08-17T16:31:37","guid":{"rendered":"http:\/\/www.icocean.com\/blog\/?p=1839"},"modified":"2010-09-17T10:18:16","modified_gmt":"2010-09-17T10:18:16","slug":"ssh%E8%BF%9C%E7%A8%8B%E7%AE%A1%E7%90%86%E6%9C%8D%E5%8A%A1%E5%99%A8%E7%9A%844%E4%B8%AA%E5%AE%89%E5%85%A8%E6%8F%90%E7%A4%BA","status":"publish","type":"post","link":"https:\/\/www.icocean.com\/blog\/?p=1839","title":{"rendered":"SSH\u8fdc\u7a0b\u7ba1\u7406\u670d\u52a1\u5668\u76844\u4e2a\u5b89\u5168\u63d0\u793a"},"content":{"rendered":"

1. \u5173\u95ed\u65e0\u5173\u7aef\u53e3,\u7981\u6b62ping (\u5efa\u8bae)<\/p>\n

2. \u66f4\u6539SSH\u9ed8\u8ba4\u7aef\u53e3 (\u4e00\u822c)<\/p>\n

3. \u9650\u5236\u53ef\u4ee5SSH\u767b\u5f55\u7684IP\u5730\u5740\/\u8303\u56f4 (\u5efa\u8bae)<\/p>\n

4. \u4f7f\u7528\u5bc6\u94a5\u65b9\u5f0f\u4ee3\u66ff\u5bc6\u7801\u65b9\u5f0f (\u5f3a\u70c8\u5efa\u8bae)<\/p>\n

====\u5176\u4ed6\u5907\u6ce8====<\/p>\n

1. ListenAddress 192.168.0.1
\u4f7f\u5f97 ssh \u53ea\u76d1\u542c\u4e00\u4e2a\u6307\u5b9a\u7684\u63a5\u53e3, \u5982\u679c\u4f60\u6709\u591a\u4e2a(\u5e76\u4e0d\u60f3\u5728\u5176\u4e0a\u8fb9\u83b7\u5f97 ssh \u670d\u52a1)\u63a5\u53e3, \u6216\u8005\u5c06\u6765\u4f1a\u589e\u52a0\u4e00\u5757\u65b0\u7f51\u5361(\u4f46\u5e76\u4e0d\u60f3\u901a\u8fc7\u5b83\u8fde\u63a5ssh\u670d\u52a1).<\/p>\n

2. PermitEmptyPasswords no
\u7a7a\u5bc6\u7801\u662f\u5bf9\u7cfb\u7edf\u5b89\u5168\u7684\u5632\u5f04.<\/p>\n

3. AllowUsers alex ref me@somewhere
\u53ea\u5141\u8bb8\u67d0\u4e9b\u7528\u6237\u901a\u8fc7 ssh \u8bbf\u95ee\u4e3b\u673a. user@host \u4e5f\u53ef\u7528\u4e8e\u9650\u5236\u6307\u5b9a\u7528\u6237\u901a\u8fc7\u6307\u5b9a\u4e3b\u673a\u8bbf\u95ee.<\/p>\n

4. AllowGroups wheel admin
\u4ec5\u5141\u8bb8\u67d0\u4e2a\u7ec4\u7684\u6210\u5458\u901a\u8fc7 ssh \u8bbf\u95ee\u4e3b\u673a. AllowGroups \u548c AllowUsers \u5bf9\u4e8e\u62d2\u7edd\u8bbf\u95ee\u4e3b\u673a\u6709\u540c\u6837\u7684\u6548\u679c. \u5f53\u79f0\u5b83\u4eec\u4e3a “DenyUsers” \u548c “DenyGroups” \u65f6\u4e0d\u8981\u89c9\u5f97\u5947\u602a.<\/p>\n

5. Protocol 2
\u7981\u7528\u7248\u672c1\u534f\u8bae, \u56e0\u4e3a\u5176\u8bbe\u8ba1\u7f3a\u9677, \u5f88\u5bb9\u6613\u4f7f\u5bc6\u7801\u88ab\u9ed1\u6389. \u66f4\u591a\u4fe1\u606f, \u53c2\u9605 ssh\u534f\u8bae\u95ee\u9898\u62a5\u544a \u6216 Xforce \u901a\u544a.<\/p>\n

6. Banner \/etc\/some_file
\u4e3a\u7528\u6237\u8fde\u63a5\u5230 ssh \u670d\u52a1\u5668\u589e\u52a0\u4e00\u4e2a\u6807\u9898(\u5b83\u5c06\u4ece\u6587\u4ef6\u8bfb\u53d6), \u5728\u4e00\u4e9b\u56fd\u5bb6, \u767b\u5165\u7ed9\u5b9a\u7cfb\u7edf\u524d, \u7ed9\u51fa\u672a\u7ecf\u6388\u6743\u6216\u8005\u7528\u6237\u76d1\u89c6\u8b66\u544a\u4fe1\u606f, \u5c06\u4f1a\u53d7\u5230\u6cd5\u5f8b\u7684\u4fdd\u62a4.<\/p>\n","protected":false},"excerpt":{"rendered":"

1. \u5173\u95ed\u65e0\u5173\u7aef\u53e3,\u7981\u6b62ping (\u5efa\u8bae) 2. \u66f4\u6539SSH\u9ed8\u8ba4\u7aef\u53e3 (\u4e00\u822c) 3. \u9650\u5236\u53ef\u4ee5SSH\u767b\u5f55\u7684IP […]<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[2481,1272,2953,172,184],"class_list":["post-1839","post","type-post","status-publish","format-standard","hentry","category-linuxunix","tag-security","tag-server","tag-ssh","tag-172","tag-184","category-16-id","post-seq-1","post-parity-odd","meta-position-corners","fix"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.icocean.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1839","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.icocean.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.icocean.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.icocean.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.icocean.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1839"}],"version-history":[{"count":0,"href":"https:\/\/www.icocean.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1839\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.icocean.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1839"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.icocean.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1839"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.icocean.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1839"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}