{"id":2514,"date":"2017-05-08T20:40:42","date_gmt":"2017-05-08T12:40:42","guid":{"rendered":"https:\/\/dmesg.app\/?p=2514"},"modified":"2018-04-18T19:37:08","modified_gmt":"2018-04-18T11:37:08","slug":"ssh-1","status":"publish","type":"post","link":"https:\/\/dmesg.app\/ssh-1.html","title":{"rendered":"[SSH\u7cfb\u52171]\uff1a\u4ec0\u4e48\u662fSSH\u3001\u80cc\u666f\u77e5\u8bc6\uff0cSSH\u534f\u8bae\u9700\u6c42\u4e0e\u8bbe\u8ba1\u96be\u70b9"},"content":{"rendered":"
\u8fd9\u7bc7\u6587\u7ae0\u5728 2018\u5e7404\u670818\u65e519:37:08 \u66f4\u65b0\u4e86\u54e6~<\/div>

 <\/p>\n

\u524d\u8a00\uff1a\u4e3a\u5565\u8981\u5199\u8fd9\u4e00\u7cfb\u5217<\/span><\/h2>\n

\u51e0\u4e2a\u661f\u671f\u4e4b\u524d\u5c0f\u8717\u725b\u7ae5\u978b\u5199\u4e86\u4e00\u7bc7\u6587\u7ae0\u63d0\u5230\u4e86SSH\uff0c\u4f46\u662f\u5176\u4e2d\u5f15\u7528\u7684\u962e\u4e00\u5cf0\u7684\u535a\u6587<\/a>\u5374\u6709\u51e0\u5904\u5f88\u660e\u663e\u7684\u9519\u8bef\u3002\u65e0\u5948\u548c\u611f\u6168\u751a\u81f3\u662f\u2026\u2026\u6124\u6068\u4e4b\u4f59<\/strong>\uff0c\u6211\u987a\u4fbf\u641c\u4e86\u4e0b\uff0c\u597d\u50cf\u5927\u5bb6\u90fd\u4e0d\u662f\u90a3\u4e48\u5173\u6ce8SSH\uff0c\u5bf9SSH\u7684\u539f\u7406\u66f4\u662f\u77e5\u4e4b\u751a\u5c11\uff08\u8c8c\u4f3c\u5173\u6ce8SSL\/TLS\u66f4\u591a\u4e00\u4e9b\uff09\u3002\u672c\u7740\u7cbe\u76ca\u6c42\u7cbe\u3001\u987a\u4fbf\u8c08\u8c08\u8bfb\u4e66\u7684\u95ee\u9898\uff0c\u4ffa\u5c31\u53ea\u597d\u4eb2\u81ea\u64cd\u5200\u5199\u4e00\u7cfb\u5217\u6587\u7ae0\uff0c\u5f53\u7136\u4e86\u6211\u5c31\u662f\u4f20\u8bf4\u4e2d\u7684\u6316\u5751\u4e0d\u586b\u7684\u8d85\u7ea7\u4e0d\u9760\u8c31\u7684\u4eba<\/strong>\uff0c\u6211\u8d85\u7ea7\u4e0d\u8d1f\u8d23\u8bf4\u4e0d\u5b9a\u5565\u65f6\u5019\u5c31\u7ed9\u7f29\u6c34\u4e86\u3002<\/span><\/p>\n

\u4e0a\u4e00\u7bc7\u5b66\u6821\u4e0a\u7f51\u7cfb\u5217<\/a>\u8fd8\u5dee\u4e2a\u5982\u4f55\u4e0b\u8f7d\u8f6f\u4ef6\u6ca1\u6709\u586b\uff08\u90a3\u4e2a\u2026\u2026\u67d0\u7ae5\u978b\u9ebb\u70e6\u4f60\u4ece\u5783\u573e\u7ad9\u4e0b\u8f7d\u4e2a\u5168\u5bb6\u6876\u56de\u6765\uff1f\uff09\uff0c\u8fd9\u4e00\u7cfb\u5217\u6307\u4e0d\u5b9a\u4f1a\u51e0\u4e2a\u6708\u586b\u5b8c\u3002<\/span><\/p>\n

\u6240\u4ee5\u561b\u603b\u7ed3\u4e0b\u6765\uff0c\u522b\u671f\u5f85\u592a\u591a\u3002<\/span><\/p>\n

\u4f46\u54b1\u4eca\u5929\u5c31\u5f00\u59cb\u76f4\u63a5\u8bf4\u6b63\u9898\u5427\uff0c\u6bd5\u7adf\uff0c\u7ed9\u4e2a\u751c\u5934\u77a7\u77a7\u662f\u4e0d\uff1f<\/span><\/p>\n

\u672c\u7cfb\u5217\u7684\u76ee\u5f55<\/span><\/h2>\n

1. \u4ec0\u4e48\u662fSSH\u3001\u80cc\u666f\u77e5\u8bc6\uff0cSSH\u534f\u8bae\u9700\u6c42\u4e0e\u8bbe\u8ba1\u96be\u70b9<\/span><\/p>\n

2. SSH\u534f\u8bae\u5c42\u6b21\u3001\u67b6\u6784\u7684\u5b9e\u73b0\uff1a\u8fde\u63a5\uff0c\u8ba4\u8bc1\uff0c\u4f20\u8f93<\/span><\/p>\n

3. \u6765\u8c08\u8c08\u201c\u5b66\u800c\u4e0d\u601d\u5219\u7f54\u201d<\/span><\/p>\n

\u672c\u7bc7\u6211\u4eec\u4e3b\u8981\u8c08\u8bba\u7684\u95ee\u9898\u6709\uff1a\u4ec0\u4e48\u662fSSH\u3001\u5bc6\u7801\u5b66\u80cc\u666f\u77e5\u8bc6\uff0cSSH\u534f\u8bae\u9700\u6c42\u4e0e\u8bbe\u8ba1\u96be\u70b9<\/span><\/p>\n

\u4ec0\u4e48\u662fSSH\u4ee5\u53caSSH\u7684\u4f18\u70b9<\/span><\/h2>\n

\u8003\u8651\u5230\u9605\u8bfb\u672c\u6587\u7684\u4eba\u5e94\u8be5\u77e5\u9053\u4ec0\u4e48\u662fSSH\uff0c\u8fd9\u91cc\u6211\u4e5f\u4e0d\u8d39\u53e3\u6c34\u89e3\u91ca\u4e86\uff0c\u76f4\u63a5\u4ece\u7ef4\u57fa\u767e\u79d1\u4e0a\u6284\u5f55\u5982\u4e0b<\/a>\uff1a<\/span><\/p>\n

Secure Shell\uff08\u7f29\u5199\u4e3aSSH\uff09\uff0c\u7531IETF\u7684\u7f51\u7edc\u5de5\u4f5c\u5c0f\u7ec4\uff08Network Working Group\uff09\u6240\u5236\u5b9a\uff1bSSH\u4e3a\u4e00\u9879\u521b\u5efa\u5728\u5e94\u7528\u5c42\u548c\u4f20\u8f93\u5c42\u57fa\u7840\u4e0a\u7684\u5b89\u5168\u534f\u8bae\uff0c\u4e3a\u8ba1\u7b97\u673a\u4e0a\u7684Shell\uff08\u58f3\u5c42\uff09\u63d0\u4f9b\u5b89\u5168\u7684\u4f20\u8f93\u548c\u4f7f\u7528\u73af\u5883\u3002<\/span><\/p>\n

\u4f20\u7edf\u7684\u7f51\u7edc\u670d\u52a1\u7a0b\u5e8f\uff0c\u5982rsh\u3001FTP\u3001POP\u548cTelnet\u5176\u672c\u8d28\u4e0a\u90fd\u662f\u4e0d\u5b89\u5168\u7684\uff1b\u56e0\u4e3a\u5b83\u4eec\u5728\u7f51\u7edc\u4e0a\u7528\u660e\u6587\u4f20\u9001\u6570\u636e\u3001\u7528\u6237\u5e10\u53f7\u548c\u7528\u6237\u53e3\u4ee4\uff0c\u5f88\u5bb9\u6613\u53d7\u5230\u4e2d\u95f4\u4eba\uff08man-in-the-middle\uff09\u653b\u51fb\u65b9\u5f0f\u7684\u653b\u51fb\u3002\u5c31\u662f\u5b58\u5728\u53e6\u4e00\u4e2a\u4eba\u6216\u8005\u4e00\u53f0\u673a\u5668\u5192\u5145\u771f\u6b63\u7684\u670d\u52a1\u5668\u63a5\u6536\u7528\u6237\u4f20\u7ed9\u670d\u52a1\u5668\u7684\u6570\u636e\uff0c\u7136\u540e\u518d\u5192\u5145\u7528\u6237\u628a\u6570\u636e\u4f20\u7ed9\u771f\u6b63\u7684\u670d\u52a1\u5668\u3002<\/span><\/p>\n

\u800cSSH\u662f\u76ee\u524d\u8f83\u53ef\u9760\uff0c\u4e13\u4e3a\u8fdc\u7a0b\u767b\u5f55\u4f1a\u8bdd\u548c\u5176\u4ed6\u7f51\u7edc\u670d\u52a1\u63d0\u4f9b\u5b89\u5168\u6027\u7684\u534f\u8bae\u3002\u5229\u7528SSH\u534f\u8bae\u53ef\u4ee5\u6709\u6548\u9632\u6b62\u8fdc\u7a0b\u7ba1\u7406\u8fc7\u7a0b\u4e2d\u7684\u4fe1\u606f\u6cc4\u9732\u95ee\u9898\u3002\u901a\u8fc7SSH\u53ef\u4ee5\u5bf9\u6240\u6709\u4f20\u8f93\u7684\u6570\u636e\u8fdb\u884c\u52a0\u5bc6\uff0c\u4e5f\u80fd\u591f\u9632\u6b62DNS\u6b3a\u9a97\u548cIP\u6b3a\u9a97\u3002<\/span><\/p>\n

SSH\u4e4b\u53e6\u4e00\u9879\u4f18\u70b9\u4e3a\u5176\u4f20\u8f93\u7684\u6570\u636e\u53ef\u4ee5\u662f\u7ecf\u8fc7\u538b\u7f29\u7684\uff0c\u6240\u4ee5\u53ef\u4ee5\u52a0\u5feb\u4f20\u8f93\u7684\u901f\u5ea6\u3002SSH\u6709\u5f88\u591a\u529f\u80fd\uff0c\u5b83\u65e2\u53ef\u4ee5\u4ee3\u66ffTelnet\uff0c\u53c8\u53ef\u4ee5\u4e3aFTP\u3001POP\u3001\u751a\u81f3\u4e3aPPP\u63d0\u4f9b\u4e00\u4e2a\u5b89\u5168\u7684\"\u901a\u9053\"\u3002<\/span><\/p><\/blockquote>\n

\u4ece\u4e2d\u6211\u4eec\u53ef\u4ee5\u770b\u5230\uff0cSSH\u7684\u4f18\u70b9\u662f\u5b89\u5168\u3001\u52a0\u5bc6\uff0c\u53ef\u4ee5\u4f5c\u4e3a\u96a7\u9053\u534f\u8bae\u6765\"\u5305\u88f9\"\u5176\u4ed6\u4e0d\u5b89\u5168\u7684\u534f\u8bae\u3002<\/span><\/p>\n

\u4e0d\u77e5\u9053\u5927\u5bb6\u6709\u6ca1\u6709\u4e86\u89e3\u8fc7SSL\/TLS\u7684\u57fa\u672c\u539f\u7406\uff0cSSH\u7ed9\u4eba\u7684\u611f\u89c9\u5f88\u50cf SSL\/TLS\uff0c\u7136\u800c\u8fd9\u4e24\u8005\u8fd8\u662f\u6709\u4e9b\u5dee\u522b\u7684\u3002\u4e0b\u9762\u54b1\u5c31\u76f4\u63a5\u5f00\u59cb\u5427\uff0c\u4e0d\u5e9f\u8bdd\u4e86\u3002<\/span><\/p>\n

\u6ce8\uff1a\u672c\u7cfb\u5217\u5185\u5bb9\u5982\u65e0\u7279\u6b8a\u8bf4\u660e\uff0cSSH\u5747\u4e3aSSH2\uff0c\u5b9e\u73b0\u4e3aOpenBSD\u7684\u5b50\u9879\u76eeOpenSSH<\/span><\/div>\n

\u80cc\u666f\u77e5\u8bc6\uff0cSSH\u534f\u8bae\u9700\u6c42\uff0c\u8bbe\u8ba1\u96be\u70b9<\/span><\/h1>\n

\u8ba1\u7b97\u673a\u7f51\u7edc\u80cc\u666f\u77e5\u8bc6<\/span><\/h2>\n

SSH\u4e0d\u50cfhttps\u662f\u5728http\u57fa\u7840\u4e0a\u884d\u751f\u51fa\u6765\u7684\uff0c\u6240\u4ee5\u8fd9\u91cc\u6211\u4eec\u65e0\u9700\u50cfhttps\u4e00\u6837\u518d\u6b21\u4ecb\u7ecdhttp\uff0c\u6211\u4eec\u53ea\u9700\u8981\u77e5\u9053\uff0cSSH\u662f\u4e00\u4e2aTCP\u4e4b\u4e0b\u7684\u534f\u8bae\u3002<\/span><\/p>\n

SSH\u7684\u7248\u672c<\/span><\/h3>\n

SSH\u4e3b\u8981\u6709SSH1\u548cSSH2\u4e24\u4e2a\u7248\u672c\uff0c\u4e8c\u8005\u4e92\u4e0d\u517c\u5bb9\u3002\u6b64\u4e24\u8005\u7684\u8bbe\u8ba1\u601d\u60f3\u662f\u57fa\u672c\u76f8\u540c\u7684\uff0c SSH2\u4fee\u590d\u4e86\u5728SSH1\u4e2d\u7684\u4e00\u4e9b\u4e0d\u5b89\u5168\u7684\u8bbe\u8ba1\u3001\u65b0\u589e\u52a0\u4e86\u4e00\u4e9b\u7b97\u6cd5\u7684\u652f\u6301\u7b49\u7b49\u3002<\/span><\/p>\n

SSH\u4e0eTCP\u7684\u5173\u7cfb<\/span><\/h3>\n

\u6211\u4eec\u5148\u770b\u8fd9\u4e2a\u56fe\u5427\uff1a<\/span><\/p>\n

\"[SSH\u7cfb\u52171]\uff1a\u4ec0\u4e48\u662fSSH\u3001\u80cc\u666f\u77e5\u8bc6\uff0cSSH\u534f\u8bae\u9700\u6c42\u4e0e\u8bbe\u8ba1\u96be\u70b9\"<\/span><\/p>\n

\u5728\u8ba1\u7b97\u673a\u7f51\u7edc\u4e2d\uff0c\u6211\u4eec\u5b9e\u9645\u4f7f\u7528\u7684\u662fTCP\/IP\u7684\u56db\u5c42\u534f\u8bae\u800c\u4e0d\u662fOSI\u7684\u4e03\u5c42\uff08\u5728\u4e00\u4e9b\u60c5\u51b5\u4e0b\u4e3a\u4e86\u65b9\u4fbf\u8bb2\u89e3\u6211\u4eec\u4f1a\u628a\u8fd9\u4e8c\u8005\u7efc\u5408\u6210\u4e94\u5c42\u534f\u8bae\uff09<\/span><\/p>\n

\u7b80\u5355\u5730\u8bf4\uff0cTCP \u534f\u8bae\u662f\u4f20\u8f93\u5c42\u7684\u4e24\u5927\u534f\u8bae\u4e4b\u4e00\uff0c\u5728\u7f51\u7edc\u5206\u5c42\u6a21\u578b\u4e2d\uff0cTCP \u88ab\u79f0\u4e3a\"\u4f20\u8f93\u5c42\u534f\u8bae\"\uff0c\u800c SSH\u88ab\u79f0\u4e3a\"\u5e94\u7528\u5c42\u534f\u8bae\"\u3002\u6709\u5f88\u591a\u5e38\u89c1\u7684\u5e94\u7528\u5c42\u534f\u8bae\u662f\u4ee5 TCP \u4e3a\u57fa\u7840\u7684\uff0c\u6bd4\u5982\"FTP\u3001SMTP\u3001POP\u3001IMAP\"\u7b49\u3002<\/span><\/p>\n

TCP \u88ab\u79f0\u4e3a\"\u9762\u5411\u8fde\u63a5\"\u7684\u4f20\u8f93\u5c42\u534f\u8bae\u3002\u5173\u4e8e\u5b83\u7684\u5177\u4f53\u7ec6\u8282\uff0c\u54b1\u5c31\u53bb\u770b\u7ef4\u57fa\u767e\u79d1\u5427<\/a>\uff0c\u8fd9\u73a9\u610f\u80fd\u5199\u51fa\u6765\u4e00\u672c\u4e00\u5343\u9875\u7684\u4e66\u3002\u4f60\u53ea\u9700\u77e5\u9053\uff1a\u4f20\u8f93\u5c42\u4e3b\u8981\u6709\u4e24\u4e2a\u534f\u8bae\uff0c\u5206\u522b\u662f TCP \u548c UDP\u3002TCP \u662f\u53ef\u9760\u7684\u4f20\u8f93\u534f\u8bae\uff0c TCP \u534f\u8bae\u80fd\u591f\u786e\u4fdd\u62a5\u6587\u7684\u987a\u5e8f\u3002<\/span><\/p>\n

\u6ce8\u610f\uff1a\u66f4\u53ef\u9760\u662f\u5426\u5c31\u610f\u5473\u7740UDP\u662f\u4e0d\u80fd\u7528\u7684\uff1f\u8c01\u4e0d\u559c\u6b22\u53ef\u9760\u7684\u4e1c\u897f\u561b\uff1f\u5176\u5b9e\u4e0d\u662f\u8fd9\u6837\u7684\uff0cTCP\u548cUDP\u90fd\u6709\u7740\u4e0d\u540c\u7684\u9002\u7528\u6761\u4ef6\u3002\u5927\u5bb6\u53ef\u4ee5\u81ea\u5df1\u601d\u8003\u4e0b\u4e3a\u4ec0\u4e48\u8fd9\u4fe9\u534f\u8bae\u90fd\u662f\u975e\u5e38\u6709\u7528\u6ef4\u3002<\/span><\/div>\n

\u5bc6\u7801\u5b66\u80cc\u666f\u77e5\u8bc6<\/span><\/h2>\n

\u8bf4\u9053\u5bc6\u7801\u5b66\uff0c\u5927\u5bb6\u53ef\u80fd\u4ee5\u4e3a\u8fd9\u73a9\u610f\u771f\u7684\u5f88\u9ad8\u6df1\uff0c\u5176\u5b9e\u4e5f\u786e\u5b9e\u662f\u8fd9\u6837\u7684\uff1b\u4f46\u662f\u5982\u679c\u60f3\u8981\u5bf9\u5bc6\u7801\u5b66\u7684\u4e00\u4e9b\u6280\u672f\u6709\u4e00\u4e9b\u5165\u95e8\u7684\u4e86\u89e3\uff0c\u8fd8\u662f\u5f88\u7b80\u5355\u7684\u3002\u8fd9\u91cc\u6211\u4eec\u5c31\u7b80\u5355\u7684\u4ecb\u7ecd\u4e0b\u5bc6\u7801\u5b66\u7684\u4e00\u4e9b\"\u5de5\u5177\u7bb1\"\uff0c\u8981\u4e0d\uff0c\u4e0b\u4e00\u7bc7\u90fd\u4f1a\u770b\u4e0d\u61c2\u7684\u3002<\/span><\/p>\n

\u6ce8\u610f\uff1a\u4e3a\u4e86\u9632\u6b62\u6982\u5ff5\u6df7\u6dc6\uff0c\u6211\u4eec\u7edf\u4e00\u628a\u5bc6\u7801\uff08\u4e5f\u5c31\u662f\u4f60\u767b\u5f55\u67d0\u4e2a\u8d26\u53f7\u65f6\u8f93\u5165\u7684\u90a3\u4e2a\u4e1c\u897f\uff09\u8bf4\u6210\"\u53e3\u4ee4\"\u3002<\/span><\/div>\n

\u52a0\u5bc6\u3001\u89e3\u5bc6\u4e0e\u5bc6\u94a5\u662f\u4ec0\u4e48\uff1f<\/span><\/h3>\n

\u52a0\u5bc6\u5c31\u662f\u628a\u660e\u6587\u53d8\u6210\u5bc6\u6587<\/strong>\u7684\u8fc7\u7a0b\uff0c\u89e3\u5bc6\u5c31\u662f\u628a\u5bc6\u6587\u53d8\u6210\u660e\u6587<\/strong>\u7684\u8fc7\u7a0b\u3002\u6b64\u4e8c\u8005\u662f\u4e92\u9006\u7684\uff0c\u5c31\u597d\u4f3c\u51cf\u6cd5\u662f\u52a0\u6cd5\u7684\u9006\u8fd0\u7b97\u4e00\u6837\u3002\u5728\u52a0\u5bc6\u548c\u89e3\u5bc6\u7684\u8fc7\u7a0b\u4e2d\uff0c\u9700\u8981\u4e00\u4e2a\"\u5bc6\u94a5\"\u6765\u53c2\u4e0e\u6570\u5b66\u8fd0\u7b97\uff0c\u8fd9\u4e2a\u5bc6\u94a5\u5c31\u597d\u50cf\u662f\u4f60\u7684\u94a5\u5319\u4e00\u6837\u3002<\/span><\/p>\n

\u5bf9\u79f0\u5bc6\u7801<\/span><\/h3>\n

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\u5206\u7ec4\u5bc6\u7801\u5171\u6709\u4e94\u79cd\u5206\u7ec4\u6a21\u5f0f<\/a>\uff0c\u5728\u8fd9\u91cc\u5c31\u4e0d\u63d0\u4e86\u5426\u5219\u53c8\u8981\u4e25\u91cd\u8dd1\u9898\u5e76\u4e14\u589e\u52a0\u6587\u7ae0\u957f\u5ea6\uff0c\u611f\u5174\u8da3\u7684\u53ef\u4ee5\u53bb\u56f4\u89c2\u7ef4\u57fa\u767e\u79d1\u3002<\/span><\/p>\n

\u6211\u4eec\u5e38\u7528\u7684\u5bf9\u79f0\u5bc6\u7801\u6709DES\u30013DES\u3001AES\u3001Blowfish\u3001IDEA\u3001RC5\u3001RC6\u7b49\u3002\u5176\u4e2dAES\u7ade\u6807\u65f6\u6700\u540e\u5165\u56f4\u5171\u6709\u4e94\u79cd\u7b97\u6cd5\uff1aRijndael\u3001Serpent\u3001 Twofish\u3001MARS \u548cRC6\uff0c\u6700\u540eRijndael\u88ab\u9009\u4f5cAES\u3002<\/span><\/p>\n

\u975e\u5bf9\u79f0\u5bc6\u7801<\/span><\/h3>\n

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\n

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\u6570\u5b57\u7b7e\u540d<\/span><\/h3>\n

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\u968f\u673a\u6570\u6709\u4e00\u4e9b\u6bd4\u8f83\u91cd\u8981\u7684\u6027\u8d28\uff1a\u968f\u673a\u6027<\/strong>\uff08\u4e0d\u5b58\u5728\u7edf\u8ba1\u5b66\u504f\u5dee\uff09\u3001\u4e0d\u53ef\u9884\u6d4b\u6027<\/strong>\uff08\u4e0d\u80fd\u6839\u636e\u8fc7\u53bb\u7684\u968f\u673a\u6570\u5e8f\u5217\u9884\u6d4b\u672a\u6765\u7684\u968f\u673a\u6570\u5e8f\u5217\uff09\u3001\u4e0d\u53ef\u91cd\u73b0\u6027<\/strong>\uff08\u4e0d\u80fd\u91cd\u73b0\u8be5\u5e8f\u5217\uff09\uff0c\u5bc6\u7801\u5b66\u4e0a\u4f7f\u7528\u7684\u4f2a\u968f\u673a\u6570\u7b97\u6cd5\u81f3\u5c11\u4e5f\u8981\u505a\u5230\u524d\u4e24\u70b9\u3002<\/span><\/p>\n

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\u8bf4\u4e86\u8fd9\u4e48\u591a\u5bc6\u7801\u5b66\u7684\u5de5\u5177\uff0c\u4f30\u8ba1\u53ef\u80fd\u5df2\u7ecf\u8499\u5708\u4e86\u5427\uff1f\u522b\u6025\uff0c\u54b1\u7ee7\u7eed\uff0c\u63a5\u4e0b\u6765\u54b1\u6765\u5206\u6790\u4e0bSSH\u8bbe\u8ba1\u7684\u9700\u6c42\uff0c\u8fd9\u624d\u662f\u91cd\u5934\u620f\u3002<\/span><\/p>\n

SSH\u534f\u8bae\u9700\u6c42<\/span><\/h2>\n

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\u55c5\u63a2\u662f\u6bd4\u8f83\u4f4e\u7ea7\u7684\u653b\u51fb\u624b\u6bb5\u4e86\uff0c\u4e0b\u9762\u54b1\u4f1a\u8c08\u4e00\u79cd\u5f88\u53d8\u6001\u7684\u653b\u51fb\u624b\u6bb5\uff1a\u91cd\u653e\u653b\u51fb\u3002<\/span><\/p>\n

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\u5728\u5b8c\u6574\u6027\u4e2d\uff0c\u6709\u4e00\u79cd\u6bd4\u8f83\u53d8\u6001\u7684\u624b\u6bb5\u53eb\u505a\"\u91cd\u653e\u653b\u51fb<\/a>\"\u3002\u4e3e\u4e2a\u6817\u5b50\uff0c\u5047\u5982\u67d0\u4e2a\u653b\u51fb\u8005\u76d1\u542c\u4e86\u4f60\u7684SSH\u4f1a\u8bdd\uff0c\u4ed6\u5c06\u4f60\u6267\u884c\u67d0\u4e2a\u547d\u4ee4\uff08\u6bd4\u5982\u8bf4rm \u2013rf *\uff09\u7684\u62a5\u6587\u8bb0\u5f55\u4e0b\u6765\uff0c\u7136\u540e\u5728\u4f60\u5207\u6362\u5230~\u7684\u65f6\u5019\u63d2\u5165\u8fd9\u4e2a\u62a5\u6587\uff0c\u90a3\u4e48\u4f60\u5c31\u4f1a\u9519\u8bef\u7684\u5220\u9664\u81ea\u5df1\u5bb6\u76ee\u5f55\u4e0b\u7684\u6240\u6709\u6587\u4ef6\u3002\u653b\u51fb\u8005\u5e76\u6ca1\u6709\u89e3\u5bc6\u4f60\u7684\u901a\u4fe1\uff0c\u4ed6\u7684\u653b\u51fb\u4e4b\u6240\u4ee5\u80fd\u591f\u6210\u529f\u662f\u56e0\u4e3a\u53d1\u9001\u7684\u62a5\u6587\u662f\u771f\u5b9e\u6709\u6548\u7684\uff0c\u800cTCP\u7684\u5b8c\u6574\u6027\u6821\u9a8c\u662f\u57fa\u4e8e\u62a5\u6587\u7684\uff0c\u6240\u4ee5SSH\u5fc5\u987b\u8981\u6709\u4e00\u79cd\u6709\u6548\u7684\u6821\u9a8c\u65b9\u5f0f\u6765\u62b5\u6297\u8fd9\u79cd\u653b\u51fb\u624b\u6cd5\u3002<\/span><\/p>\n

\u771f\u5b9e\u6027<\/span><\/h3>\n

\u6211\u731c\u5f88\u591a\u4eba\u90fd\u4e0d\u4f1a\u8003\u8651\u5230\"\u771f\u5b9e\u6027\"\uff0c\u90a3\u4e48\u8ba9\u6211\u6765\u95ee\u4f60\u4e00\u4e2a\u95ee\u9898\uff0c\u4f60\u600e\u4e48\u77e5\u9053\u4f60\u8bbf\u95ee\u7684\u7f51\u7ad9\u771f\u7684\u662f\u76ee\u6807\u7f51\u7ad9\u800c\u4e0d\u662f\u5176\u4ed6\u4eba\u4eff\u5192\u7684\uff1f\u770b\u57df\u540d\uff1f\u522b\u626f\u4e86\u57df\u540d\u7cfb\u7edf\u672c\u8eab\u5c31\u662f\u4e0d\u53ef\u9760\u7684\u3002<\/span><\/p>\n

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\u8f6c\u53d1\uff08\u96a7\u9053\uff09\u3001\u53ef\u6269\u5c55\u6027<\/span><\/h3>\n

\u54b1\u628aSSH\u8bbe\u8ba1\u51fa\u6765\uff0c\u8fd8\u6709\u4e00\u4e2a\u4f5c\u7528\u662f\u53ef\u4ee5\u50cfSSL\/TLS\u4e00\u6837\u6765\u4f5c\u4e3a\"\u96a7\u9053\"\u6765\u4fdd\u62a4\u3001\u5f3a\u5316\u5176\u4ed6\u534f\u8bae\u7684\u5b89\u5168\u6027\u3002\u6240\u8c13\u8f6c\u53d1\uff0c\u5c31\u662f\u5728SSH\u4f1a\u8bdd\u4e2d\u5c01\u88c5\u4e86\u5176\u4ed6\u7684\u57fa\u4e8eTCP\u7684\u5e94\u7528\u5c42\u534f\u8bae\uff0c\u501f\u6b64\u53ef\u4ee5\u628aSSH\u7684\u5b89\u5168\u7279\u6027\u5e94\u7528\u5230\u8fd9\u4e2a\u5e94\u7528\u5c42\u534f\u8bae\u4e0a\u3002<\/span><\/p>\n

\u9ad8\u6027\u80fd<\/span><\/h3>\n

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SSH\u534f\u8bae\u7684\u8bbe\u8ba1\u96be\u70b9<\/span><\/h2>\n

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\u5bc6\u94a5\u4ea4\u6362<\/span><\/h3>\n

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\u670d\u52a1\u5668\u8ba4\u8bc1\u4ee5\u53ca\u5ba2\u6237\u7aef\u8ba4\u8bc1<\/span><\/h3>\n

\u4e0d\u540c\u4e8eSSL\/TLS\uff0cSSH\u534f\u8bae\u9700\u8981\u5ba2\u6237\u7aef\u8ba4\u8bc1\u670d\u52a1\u5668\u3001\u670d\u52a1\u5668\u4e5f\u9700\u8981\u8ba4\u8bc1\u5ba2\u6237\u7aef\uff0c\u6362\u53e5\u8bdd\u8bf4\uff0cSSH\u7684\u8fc7\u7a0b\u662f\u53cc\u5411\u8ba4\u8bc1\u3002\u5bf9\u670d\u52a1\u5668\u8fdb\u884c\u8ba4\u8bc1\u53ef\u4ee5\u786e\u4fdd\u4f60\u8fde\u63a5\u5230\u4e86\u6b63\u786e\u7684\u670d\u52a1\u5668\u800c\u4e0d\u662f\u5192\u724c\u8d27\u3001\u4e5f\u5c31\u662f\u9632\u6b62\u4e2d\u95f4\u4eba\u653b\u51fb\uff1b\u5bf9\u5ba2\u6237\u8fdb\u884c\u8ba4\u8bc1\uff0c\u5219\u88ab\u79f0\u4f5c\u4e3a\u201c\u6388\u6743\u201d\u66f4\u6070\u5f53\uff0c\u6700\u7b80\u5355\u5355\u4e5f\u6700\u8106\u5f31\u7684\u5219\u662f\u901a\u8fc7\u5bc6\u7801\u5b9e\u73b0\u7684\uff0c\u8fd8\u6709\u4e00\u4e9b\u6bd4\u5982\u4f7f\u7528\u516c\u94a5\u3001kerberos\u7b49\u3002<\/span><\/p>\n

<\/h3>\n

\u603b\u7ed3<\/span><\/h2>\n

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