{"id":478876,"date":"2023-08-09T09:39:28","date_gmt":"2023-08-09T09:39:28","guid":{"rendered":""},"modified":"2023-09-05T11:17:45","modified_gmt":"2023-09-05T11:17:45","slug":"secure-shell","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/cn\/wiki\/secure-shell\/","title":{"rendered":"\u5b89\u5168\u5916\u58f3"},"content":{"rendered":"<p>\u5b89\u5168\u5916\u58f3\uff08\u901a\u5e38\u79f0\u4e3a SSH\uff09\u662f\u4e00\u79cd\u52a0\u5bc6\u7f51\u7edc\u534f\u8bae\uff0c\u65e8\u5728\u4fc3\u8fdb\u4e0d\u5b89\u5168\u7f51\u7edc\u4e0a\u7684\u7cfb\u7edf\u4e4b\u95f4\u7684\u5b89\u5168\u901a\u4fe1\u3002\u5b83\u88ab\u5e7f\u6cdb\u7528\u4e8e\u5b89\u5168\u5730\u7ba1\u7406\u7f51\u7edc\u8bbe\u5907\uff0c\u63d0\u4f9b\u4e00\u79cd\u5728\u8fdc\u7a0b\u670d\u52a1\u5668\u4e0a\u6267\u884c\u547d\u4ee4\u3001\u4f20\u8f93\u6587\u4ef6\u7b49\u7684\u65b9\u6cd5\uff0c\u6240\u6709\u8fd9\u4e9b\u90fd\u5177\u6709\u5f3a\u5927\u7684\u52a0\u5bc6\u529f\u80fd\u3002<\/p>\n<h2>Secure Shell \u7684\u8d77\u6e90\u5386\u53f2\u53ca\u5176\u9996\u6b21\u63d0\u53ca<\/h2>\n<p>SSH \u7684\u5386\u53f2\u53ef\u4ee5\u8ffd\u6eaf\u5230 1995 \u5e74\uff0c\u5f53\u65f6\u82ac\u5170\u7814\u7a76\u5458 Tatu Yl\u00f6nen \u53d1\u73b0 Telnet \u534f\u8bae\u5b58\u5728\u91cd\u5927\u5b89\u5168\u6f0f\u6d1e\u3002\u4ed6\u88ab\u5927\u5b66\u7f51\u7edc\u7684\u5bc6\u7801\u55c5\u63a2\u653b\u51fb\u6240\u9707\u60ca\uff0c\u5e76\u51b3\u5b9a\u521b\u5efa\u4e00\u79cd\u66f4\u5b89\u5168\u7684\u65b9\u6cd5\u6765\u66ff\u4ee3 Telnet\u3002SSH \u65e8\u5728\u901a\u8fc7\u4e0d\u5b89\u5168\u7684\u7f51\u7edc\u63d0\u4f9b\u5b89\u5168\u7684\u8fdc\u7a0b\u767b\u5f55\u548c\u5176\u4ed6\u5b89\u5168\u7f51\u7edc\u670d\u52a1\u3002\u7b2c\u4e00\u4e2a\u7248\u672c SSH-1 \u8fc5\u901f\u6d41\u884c\u8d77\u6765\uff0c\u5e76\u5bfc\u81f4\u4e86 SSH-2 \u7684\u8fdb\u4e00\u6b65\u5f00\u53d1\uff0c\u8fd9\u662f\u8be5\u534f\u8bae\u7684\u589e\u5f3a\u7248\u548c\u66f4\u5b89\u5168\u7684\u7248\u672c\u3002<\/p>\n<h2>\u5173\u4e8e Secure Shell \u7684\u8be6\u7ec6\u4fe1\u606f\u3002\u6269\u5c55\u4e3b\u9898 Secure Shell<\/h2>\n<p>SSH \u4e0d\u4ec5\u4ec5\u662f Telnet \u7684\u66ff\u4ee3\u54c1\uff1b\u5b83\u662f\u4e00\u5957\u5b9e\u7528\u7a0b\u5e8f\uff0c\u63d0\u4f9b\u4f20\u8f93\u4fe1\u606f\u548c\u63a7\u5236\u8fdc\u7a0b\u7cfb\u7edf\u7684\u5b89\u5168\u65b9\u5f0f\u3002\u5b83\u4f9d\u9760\u5404\u79cd\u52a0\u5bc6\u6280\u672f\u6765\u786e\u4fdd\u6570\u636e\u7684\u673a\u5bc6\u6027\u548c\u5b8c\u6574\u6027\u3002\u5173\u952e\u65b9\u9762\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u9a8c\u8bc1<\/strong>\uff1aSSH\u4f7f\u7528\u516c\u94a5\u52a0\u5bc6\u6765\u9a8c\u8bc1\u5ba2\u6237\u7aef\u6216\u670d\u52a1\u5668\u7684\u8eab\u4efd\uff0c\u786e\u4fdd\u53cc\u65b9\u90fd\u662f\u5408\u6cd5\u7684\u3002<\/li>\n<li><strong>\u52a0\u5bc6<\/strong>\uff1a\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u4f20\u8f93\u7684\u6570\u636e\u662f\u52a0\u5bc6\u7684\uff0c\u7a83\u542c\u8005\u65e0\u6cd5\u8bfb\u53d6\u3002<\/li>\n<li><strong>\u6b63\u76f4<\/strong>\uff1aSSH \u901a\u8fc7\u91c7\u7528\u52a0\u5bc6\u54c8\u5e0c\u51fd\u6570\u6765\u4fdd\u8bc1\u6570\u636e\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u4e0d\u88ab\u66f4\u6539\u3002<\/li>\n<\/ul>\n<h2>\u5b89\u5168\u5916\u58f3\u7684\u5185\u90e8\u7ed3\u6784\u3002\u5b89\u5168\u5916\u58f3\u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n<p>SSH \u91c7\u7528\u5ba2\u6237\u7aef-\u670d\u52a1\u5668\u67b6\u6784\u8fd0\u884c\uff0c\u5176\u8fd0\u884c\u53ef\u5206\u4e3a\u4e09\u4e2a\u4e3b\u8981\u9636\u6bb5\uff1a<\/p>\n<ol>\n<li><strong>\u8fde\u63a5\u5efa\u7acb<\/strong>\uff1a\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u534f\u5546\u52a0\u5bc6\u65b9\u6cd5\uff0c\u4ea4\u6362\u5bc6\u94a5\uff0c\u5e76\u76f8\u4e92\u9a8c\u8bc1\u3002<\/li>\n<li><strong>\u6570\u636e\u4f20\u8f93<\/strong>\uff1a\u4e3a\u6570\u636e\u4f20\u8f93\u5efa\u7acb\u5b89\u5168\u901a\u9053\uff0c\u5bf9\u6240\u6709\u4f20\u8f93\u7684\u6570\u636e\u8fdb\u884c\u52a0\u5bc6\u3001\u538b\u7f29\u548c\u5b8c\u6574\u6027\u9a8c\u8bc1\u3002<\/li>\n<li><strong>\u8fde\u63a5\u7ec8\u6b62<\/strong>\uff1a\u8fde\u63a5\u5173\u95ed\uff0c\u4f1a\u8bdd\u5bc6\u94a5\u88ab\u4e22\u5f03\uff0c\u4ee5\u786e\u4fdd\u672a\u6765\u7684\u4f1a\u8bdd\u91cd\u65b0\u5f00\u59cb\u3002<\/li>\n<\/ol>\n<h2>Secure Shell\u5173\u952e\u7279\u6027\u5206\u6790<\/h2>\n<p>SSH \u7684\u4e3b\u8981\u529f\u80fd\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u5f3a\u5927\u7684\u52a0\u5bc6<\/strong>\uff1aSSH \u91c7\u7528\u5f3a\u52a0\u5bc6\u7b97\u6cd5\uff0c\u5982 AES\u30013DES \u548c Blowfish\u3002<\/li>\n<li><strong>\u591a\u5e73\u53f0\u652f\u6301<\/strong>\uff1aSSH \u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u9002\u7528\u4e8e\u5404\u79cd\u64cd\u4f5c\u7cfb\u7edf\uff0c\u5305\u62ec Linux\u3001Windows\u3001macOS \u548c UNIX\u3002<\/li>\n<li><strong>\u7075\u6d3b\u7684\u8eab\u4efd\u9a8c\u8bc1<\/strong>\uff1a\u652f\u6301\u5bc6\u7801\u3001\u516c\u94a5\u6216\u57fa\u4e8e\u8bc1\u4e66\u7684\u8eab\u4efd\u9a8c\u8bc1\u3002<\/li>\n<li><strong>\u8f6c\u53d1\u7aef\u53e3<\/strong>\uff1a\u542f\u7528\u4efb\u610f TCP \u8fde\u63a5\u7684\u5b89\u5168\u96a7\u9053\u3002<\/li>\n<\/ul>\n<h2>\u5b89\u5168\u5916\u58f3\u7684\u7c7b\u578b<\/h2>\n<p>SSH \u6709\u4e24\u4e2a\u4e3b\u8981\u7248\u672c\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u7248\u672c<\/th>\n<th>\u7279\u5f81<\/th>\n<th>\u5b89\u5168<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>SSH-1<\/td>\n<td>\u539f\u59cb\u7248\u672c\uff0c\u5b89\u5168\u6027\u8f83\u4f4e<\/td>\n<td>\u5df2\u5f03\u7528<\/td>\n<\/tr>\n<tr>\n<td>SSH-2<\/td>\n<td>\u589e\u5f3a\u5b89\u5168\u6027\uff0c\u66f4\u591a\u529f\u80fd<\/td>\n<td>\u53d7\u5230\u63a8\u5d07\u7684<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Secure Shell \u7684\u4f7f\u7528\u65b9\u6cd5\u3001\u4f7f\u7528\u4e2d\u9047\u5230\u7684\u95ee\u9898\u53ca\u89e3\u51b3\u65b9\u6cd5<\/h2>\n<p>SSH \u7528\u4e8e\uff1a<\/p>\n<ul>\n<li>\u8fdc\u7a0b\u7cfb\u7edf\u7ba1\u7406<\/li>\n<li>\u5b89\u5168\u6587\u4ef6\u4f20\u8f93<\/li>\n<li>\u5e94\u7528\u7a0b\u5e8f\u7684\u5b89\u5168\u96a7\u9053<\/li>\n<\/ul>\n<p>\u5e38\u89c1\u95ee\u9898\u53ca\u89e3\u51b3\u65b9\u6cd5\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u8d8a\u6743\u5b58\u53d6<\/strong>\uff1a\u901a\u8fc7\u9002\u5f53\u7684\u5bc6\u94a5\u7ba1\u7406\u3001\u591a\u56e0\u7d20\u8eab\u4efd\u9a8c\u8bc1\u548c\u76d1\u63a7\u6765\u7f13\u89e3\u3002<\/li>\n<li><strong>\u4e2d\u95f4\u4eba\u653b\u51fb<\/strong>\uff1a\u901a\u8fc7\u4ed4\u7ec6\u9a8c\u8bc1\u4e3b\u673a\u5bc6\u94a5\u6765\u89e3\u51b3\u3002<\/li>\n<\/ul>\n<h2>\u4e3b\u8981\u7279\u70b9\u53ca\u5176\u4ed6\u4e0e\u540c\u7c7b\u4ea7\u54c1\u7684\u6bd4\u8f83<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u7279\u5f81<\/th>\n<th>SSH<\/th>\n<th>\u8fdc\u7a0b\u767b\u5f55<\/th>\n<th>\u8fdc\u7a0b\u767b\u5f55<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u52a0\u5bc6<\/td>\n<td>\u662f\u7684<\/td>\n<td>\u4e0d<\/td>\n<td>\u4e0d<\/td>\n<\/tr>\n<tr>\n<td>\u9a8c\u8bc1<\/td>\n<td>\u591a\u79cd\u7684<\/td>\n<td>\u5bc6\u7801<\/td>\n<td>\u5bc6\u7801<\/td>\n<\/tr>\n<tr>\n<td>\u5e73\u53f0<\/td>\n<td>\u591a<\/td>\n<td>\u591a<\/td>\n<td>UNIX\u7cfb\u7edf<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u4e0e\u5b89\u5168\u5916\u58f3\u76f8\u5173\u7684\u672a\u6765\u89c2\u70b9\u548c\u6280\u672f<\/h2>\n<p>SSH \u5c06\u7ee7\u7eed\u53d1\u5c55\uff0c\u63d0\u4f9b\u66f4\u5f3a\u5927\u7684\u5b89\u5168\u63aa\u65bd\u3001\u66f4\u9ad8\u7684\u6548\u7387\u548c\u65b0\u529f\u80fd\u3002\u6211\u4eec\u6b63\u5728\u7814\u7a76\u6297\u91cf\u5b50\u7b97\u6cd5\uff0c\u4ee5\u5e94\u5bf9\u5bc6\u7801\u5b66\u7684\u672a\u6765\u6311\u6218\u3002<\/p>\n<h2>\u5982\u4f55\u4f7f\u7528\u4ee3\u7406\u670d\u52a1\u5668\u6216\u5c06\u5176\u4e0e\u5b89\u5168 Shell \u5173\u8054<\/h2>\n<p>\u4ee3\u7406\u670d\u52a1\u5668\uff08\u4f8b\u5982 OneProxy \u63d0\u4f9b\u7684\u4ee3\u7406\u670d\u52a1\u5668\uff09\u53ef\u4ee5\u4e0e SSH \u96c6\u6210\uff0c\u4ee5\u589e\u52a0\u989d\u5916\u7684\u533f\u540d\u6027\u548c\u5b89\u5168\u6027\u3002\u53ef\u4ee5\u914d\u7f6e SSH \u4ee5\u901a\u8fc7\u4ee3\u7406\u670d\u52a1\u5668\u8def\u7531\u5176\u8fde\u63a5\uff0c\u4ece\u800c\u9690\u85cf\u5ba2\u6237\u7aef\u7684 IP \u5730\u5740\u5e76\u4e3a\u6f5c\u5728\u653b\u51fb\u8005\u589e\u52a0\u989d\u5916\u7684\u969c\u788d\u3002<\/p>\n<h2>\u76f8\u5173\u94fe\u63a5<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.openssh.com\/\" target=\"_new\" rel=\"noopener nofollow\">OpenSSH \u9879\u76ee<\/a><\/li>\n<li><a href=\"https:\/\/tools.ietf.org\/html\/rfc4251\" target=\"_new\" rel=\"noopener nofollow\">RFC 4251 \u2013 \u5b89\u5168\u5916\u58f3 (SSH) \u534f\u8bae\u67b6\u6784<\/a><\/li>\n<li><a href=\"https:\/\/oneproxy.pro\/cn\/\" target=\"_new\" rel=\"noopener\">OneProxy \u2013 \u4f7f\u7528\u4ee3\u7406\u670d\u52a1\u5668\u589e\u5f3a\u60a8\u7684\u5b89\u5168\u6027<\/a><\/li>\n<\/ul>","protected":false},"featured_media":478877,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-478876","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Secure Shell (SSH)<\/mark>","faq_items":[{"question":"What is Secure Shell (SSH)?","answer":"<p>Secure Shell, or SSH, is a cryptographic network protocol used to provide secure communication between systems over an unsecured network. It offers encrypted channels for remote login, file transfers, and more.<\/p>"},{"question":"What is the history of SSH?","answer":"<p>SSH was created in 1995 by Finnish researcher Tatu Yl\u00f6nen as a response to security flaws in the Telnet protocol. It started with version SSH-1 and later evolved to the more secure SSH-2.<\/p>"},{"question":"How does Secure Shell work?","answer":"<p>SSH operates in three main stages: Connection Establishment, where the client and server negotiate encryption methods and authenticate; Data Transfer, where data is encrypted and transferred securely; and Connection Termination, where the connection is closed, and session keys are discarded.<\/p>"},{"question":"What are the key features of SSH?","answer":"<p>The key features include robust encryption, multi-platform support, flexible authentication methods, and the ability to forward ports for secure tunneling of TCP connections.<\/p>"},{"question":"What types of Secure Shell exist?","answer":"<p>There are two main versions of SSH: SSH-1, the original and now deprecated version, and SSH-2, which offers enhanced security and features.<\/p>"},{"question":"What are common ways to use SSH, and what problems might be encountered?","answer":"<p>SSH is commonly used for remote system management, secure file transfer, and secure tunneling of applications. Problems can include unauthorized access and man-in-the-middle attacks, which can be mitigated with proper security measures.<\/p>"},{"question":"How does SSH compare to similar terms like Telnet and Rlogin?","answer":"<p>SSH offers encryption and multiple authentication methods, unlike Telnet and Rlogin, which are less secure. While Telnet and Rlogin are multi-platform and UNIX-specific, respectively, SSH is available on multiple platforms.<\/p>"},{"question":"What are the future perspectives related to SSH?","answer":"<p>The future of SSH includes further security enhancements, improved efficiency, new features, and the development of quantum-resistant algorithms to face future cryptographic challenges.<\/p>"},{"question":"How can proxy servers like OneProxy be associated with SSH?","answer":"<p>Proxy servers such as those provided by OneProxy can be integrated with SSH to add an extra layer of anonymity and security. SSH can route its connections through proxy servers, concealing the client's IP address and adding additional security.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/wiki\/478876","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/wiki\/478876\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/media\/478877"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/media?parent=478876"}],"curies":[{"name":"\u53ef\u6e7f\u6027\u7c89\u5242","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}