{"id":275468,"date":"2022-02-01T15:25:21","date_gmt":"2022-02-01T07:25:21","guid":{"rendered":"https:\/\/www.idc.net\/help\/275468\/"},"modified":"2022-02-01T15:25:21","modified_gmt":"2022-02-01T07:25:21","slug":"%e9%9a%90%e8%97%8f%e6%94%bb%e5%87%bb%e9%9d%a2%ef%bc%8c%e6%8f%90%e5%8d%87%e4%bf%a1%e6%81%af%e5%ae%89%e5%85%a8%e9%98%b2%e8%8c%83%e8%83%bd%e5%8a%9b","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/275468\/","title":{"rendered":"\u9690\u85cf\u653b\u51fb\u9762\uff0c\u63d0\u5347\u4fe1\u606f\u5b89\u5168\u9632\u8303\u80fd\u529b"},"content":{"rendered":"<h3>&nbsp;1. \u653b\u51fb\u9762\u5728\u5b89\u5168\u653b\u9632\u4e2d\u7684\u4ef7\u503c<\/h3>\n<p>\u6d1b\u514b\u5e0c\u5fb7-\u9a6c\u4e01\u516c\u53f8\u7684\u7f51\u7edc\u6740\u4f24\u94fe(Kill Chain )\u6a21\u578b\u63cf\u8ff0\u7684\u653b\u51fb\u8fc7\u7a0b\u4e00\u822c\u5305\u62ec7\u4e2a\u9636\u6bb5\uff1a\u4fa6\u5bdf\u8ddf\u8e2a\u3001\u6b66\u5668\u6784\u5efa\u3001\u8f7d\u8377\u6295\u9012\u3001\u6f0f\u6d1e\u5229\u7528\u3001\u5b89\u88c5\u690d\u5165\u3001\u547d\u4ee4\u4e0e\u63a7\u5236\u3001\u76ee\u6807\u8fbe\u6210\u3002\u4fa6\u5bdf\u9636\u6bb5\u4e3b\u8981\u5b9e\u73b0\u5bf9\u653b\u51fb\u76ee\u6807(\u5982\u670d\u52a1\u5668\uff0c\u516c\u53f8\u7f51\u7ad9\uff0c\u5185\u7f51\u7b49)\u7684\u5404\u7c7b\u4fe1\u606f\u6536\u96c6\uff0c\u5176\u4e2d\u5c31\u5305\u62ec\u901a\u8fc7\u5404\u79cd\u6280\u672f\u624b\u6bb5\u8fdb\u884c\u4e3b\u673a\u548c\u7aef\u53e3\u626b\u63cf\uff0c\u83b7\u53d6\u5b58\u6d3bIP\u5730\u5740\u3001\u7cfb\u7edf\u7c7b\u578b\u3001\u5f00\u653e\u7aef\u53e3\u3001\u670d\u52a1\u7248\u672c\u7b49\u57fa\u672c\u4fe1\u606f\u3002<\/p>\n<p style=\"text-align: center\"><span>[[328528]]<\/span><\/p>\n<p>\u5b89\u5168\u9632\u5b88\u65b9\u4e00\u822c\u57fa\u4e8e\u4f20\u7edf\u7684\u7eb5\u6df1\u9632\u5fa1\u7406\u5ff5\uff0c\u5728\u7269\u7406\u3001\u7f51\u7edc\u3001\u7cfb\u7edf\u3001\u5e94\u7528\u3001\u6570\u636e\u3001\u6d41\u7a0b\u3001\u4eba\u5458\u7ba1\u7406\u7b49\u4e0d\u540c\u7ef4\u5ea6\u4f7f\u7528\u6280\u672f\u548c\u7ba1\u7406\u624b\u6bb5\uff0c\u5bf9\u5404\u79cd\u653b\u51fb\u884c\u4e3a\u8fdb\u884c\u5a01\u6151\u3001\u9884\u9632\u3001\u68c0\u6d4b\u3001\u54cd\u5e94\u548c\u6062\u590d\u3002\u9488\u5bf9\u653b\u51fb\u8fc7\u7a0b\u7b2c\u4e00\u9636\u6bb5\u7684\u626b\u63cf\u884c\u4e3a\uff0c\u5b89\u5168\u9632\u5b88\u65b9\u53ef\u4ee5\u91c7\u53d6\u7684\u63aa\u65bd\u5305\u62ec\u68b3\u7406\u5e76\u51cf\u5c11\u5bf9\u5916\u66b4\u9732\u7684\u653b\u51fb\u9762\uff0c\u8fdb\u884c\u7cfb\u7edf\u548c\u5e94\u7528\u7684\u5b89\u5168\u57fa\u7ebf\u52a0\u56fa\uff0c\u8865\u4e01\u66f4\u65b0\u3001banner\u9690\u85cf\u3001\u65e5\u5fd7\u548c\u7f51\u7edc\u6d41\u91cf\u5ba1\u8ba1\u7b49\u624b\u6bb5\uff0c\u4e00\u65b9\u9762\u51cf\u5c11\u548c\u964d\u4f4e\u653b\u51fb\u8005\u53ef\u4ee5\u53d1\u73b0\u7684\u98ce\u9669\u8d44\u4ea7\u6570\u636e\uff0c\u540c\u65f6\u5bf9\u65e9\u671f\u7684\u653b\u51fb\u884c\u4e3a\u53ca\u65f6\u8fdb\u884c\u9884\u8b66\u3002<\/p>\n<p>\u6839\u636e\u5b9e\u6218\u7ecf\u9a8c\uff0c\u653b\u51fb\u8005\u5728\u4fa6\u5bdf\u9636\u6bb5\u6536\u83b7\u7684\u76ee\u6807\u8d44\u4ea7\u6570\u636e\u91cf\u591a\u5c11\u548c\u98ce\u9669\u9ad8\u4f4e\uff0c\u67d0\u79cd\u7a0b\u5ea6\u4e0a\u51b3\u5b9a\u4e86\u540e\u7eed\u653b\u51fb\u884c\u52a8\u7684\u96be\u6613\u7a0b\u5ea6\u548c\u6700\u7ec8\u7684\u653b\u51fb\u6210\u679c\u3002\u4e00\u4e9bHW\u884c\u52a8\u4e2d\uff0c\u7ecf\u5e38\u4f1a\u770b\u5230\u7ea2\u65b9\u4eba\u5458\u65e9\u671f\u7684\u62d4\u7ebf\u64cd\u4f5c\uff0c\u5176\u6700\u7ec8\u76ee\u6807\u5c31\u662f\u5c3d\u53ef\u80fd\u51cf\u5c11\u84dd\u65b9\u53ef\u4ee5\u83b7\u53d6\u5230\u7684\u653b\u51fb\u9762\u98ce\u9669\u8d44\u4ea7\u6570\u636e\u3002\u56e0\u6b64\u4ece\u67d0\u79cd\u65b9\u5f0f\u6765\u770b\uff0c\u6700\u521d\u7684\u653b\u51fb\u9762\u626b\u63cf\u548c\u5b89\u5168\u9632\u62a4\uff0c\u5bf9\u653b\u9632\u53cc\u65b9\u6765\u8bf4\u6709\u70b9\u50cf\u4e89\u593a\u6ee9\u5934\u9635\u5730\u3002\u5bf9\u4e8e\u653b\u51fb\u8005\u6765\u8bf4\uff0c\u9700\u8981\u5c3d\u53ef\u80fd\u62ff\u5230\u66f4\u591a\u7684\u653b\u51fb\u9762\u4fe1\u606f\uff0c\u4ee5\u4fbf\u4e0b\u4e00\u6b65\u5f00\u5c55\u6b66\u5668\u5316\u653b\u51fb\u6d3b\u52a8;\u5bf9\u4e8e\u9632\u5b88\u65b9\u6765\u8bf4\uff0c\u9700\u8981\u5c3d\u53ef\u80fd\u901a\u8fc7\u5404\u79cd\u65b9\u6cd5\u51cf\u5c11\u66b4\u9732\u7684\u653b\u51fb\u9762\u4fe1\u606f\uff0c\u4ee5\u5728\u653b\u51fb\u521d\u671f\u5c31\u53ef\u4ee5\u622a\u65ad\u653b\u51fb\u8005\u540e\u7eed\u7684\u5404\u7c7b\u653b\u51fb\u884c\u4e3a\u3002<\/p>\n<p>\u6211\u4eec\u53ef\u4ee5\u8bd5\u7740\u60f3\u8c61\u4e00\u4e0b\u8fd9\u79cd\u573a\u666f\uff1a\u653b\u51fb\u8005\u5728\u653b\u51fb\u7b2c\u4e00\u9636\u6bb5\u8fdb\u884c\u8d44\u4ea7\u6f0f\u6d1e\u626b\u63cf\u65f6\uff0c\u5982\u679c\u9632\u5b88\u65b9\u7a81\u7136\u901a\u8fc7\u67d0\u79cd\u65b9\u5f0f\u7ed9\u4fe1\u606f\u8d44\u4ea7\u7a7f\u4e0a\u4e86\u4e00\u5c42\u9690\u8eab\u8863\uff0c\u4f1a\u662f\u600e\u6837\u4e00\u79cd\u60c5\u5f62?\u653b\u51fb\u8005\u4f1a\u53d1\u73b0\u65e0\u8bba\u662ffping\u3001nmap\u3001zmap\u53c8\u6216\u8005\u662fopenvas\u3001nessus\u3001wvs\u7b49\u5404\u79cd\u626b\u63cf\u5de5\u5177\u5747\u65e0\u529f\u800c\u8fd4\uff0c\u6839\u672c\u4e0d\u80fd\u548c\u60f3\u653b\u51fb\u7684\u670d\u52a1\u5668\u6216\u5e94\u7528\u5efa\u7acb\u4efb\u4f55\u7684\u7f51\u7edc\u5c42\u8fde\u63a5\uff0c\u4e4b\u524d\u9884\u5148\u51c6\u5907\u597d\u7684\u5404\u79cd\u653b\u51fb\u5de5\u5177\u3001POC\u548c0Day\u6f0f\u6d1e\u7b49\u62db\u6570\u5168\u90e8\u843d\u7a7a\uff0c\u4e00\u8138\u90c1\u95f7\u5427\u3002\u5c3d\u7ba1\u73b0\u5b9e\u4e2d\u7684\u5b9e\u9645\u60c5\u51b5\u4e0d\u4f1a\u8fd9\u4e48\u7edd\u5bf9\uff0c\u4f46\u5982\u679c\u9632\u5b88\u65b9\u53ef\u4ee5\u628a\u5173\u952e\u4fe1\u606f\u8d44\u4ea7(\u5982\u5bf9\u5916\u5f00\u653e\u7684\u516c\u7f51\u670d\u52a1\u3001\u5185\u90e8\u529e\u516c\u5e94\u7528\u7cfb\u7edf\u7b49)\u8fdb\u884c\u7edf\u4e00\u9690\u8eab\u7ba1\u7406\uff0c\u5fc5\u7136\u53ef\u4ee5\u5927\u5927\u964d\u4f4e\u516c\u53f8\u6574\u4f53\u4fe1\u606f\u8d44\u4ea7\u98ce\u9669\uff0c\u663e\u8457\u63d0\u5347\u516c\u53f8\u5b89\u5168\u9632\u8303\u80fd\u529b\u3002<\/p>\n<p>\u8fd9\u79cd\u9690\u8eab\u65b9\u6cd5\uff0c\u9664\u7269\u7406\u65ad\u7f51\u5916\uff0c\u73b0\u6709\u7684\u4e00\u4e9b\u5b89\u5168\u6280\u672f\u4e5f\u53ef\u4ee5\u8fbe\u5230\u7c7b\u4f3c\u7684\u653b\u51fb\u9762\u9690\u85cf\u6548\u679c\uff0c\u5982Port-knocking\u3001SPA\u53caSDP\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n<h3><strong>2. \u9690\u85cf\u653b\u51fb\u9762\u7684\u51e0\u79cd\u65b9\u6cd5<\/strong><\/h3>\n<p><strong>2.1. \u7aef\u53e3\u6572\u95e8\u6280\u672f(Port-Knocking)<\/strong><\/p>\n<p>\u7aef\u53e3\u6572\u95e8\u662f\u4e00\u79cd\u901a\u8fc7\u670d\u52a1\u5668\u4e0a\u5173\u95ed\u7684\u7aef\u53e3\u6765\u4f20\u8f93\u7ea6\u5b9a\u4fe1\u606f\u7684\u65b9\u6cd5\uff0c\u4ece\u800c\u5728\u7528\u6237\u8bbf\u95ee\u53d7\u4fdd\u62a4\u670d\u52a1\u4e4b\u524d\u5bf9\u7528\u6237\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1\uff0c\u4e3b\u8981\u7528\u4e8e\u5bf9\u516c\u7f51\u5f00\u653e\u7684\u670d\u52a1\u5982sshd\u8fdb\u884c\u5b89\u5168\u9632\u62a4\u3002<\/p>\n<p><strong>Port-Knocking\u5b9e\u73b0\u539f\u7406\u4ecb\u7ecd<\/strong><\/p>\n<p style=\"text-align: center\">\n<p>&nbsp;<\/p>\n<ul>\n<li>\u4e3b\u673a\u9632\u706b\u5899\u9ed8\u8ba4\u89c4\u5219\u662fDROP\u6240\u6709\u8bf7\u6c42\u5305\uff0c\u4ece\u5916\u7f51\u6765\u8bf4\uff0c\u6ca1\u6709\u4efb\u4f55\u65b9\u6cd5\u53ef\u4ee5\u786e\u8ba4\u670d\u52a1\u5668\u662f\u5426\u5b58\u6d3b(\u5907\u6ce8\uff1a\u56e0\u4e3aDROP\u89c4\u5219\u4e0d\u4f1a\u53d1\u9001\u54cd\u5e94\u5305\uff0c\u4ece\u800c\u907f\u514d\u626b\u63cf\u5668\u6839\u636e\u54cd\u5e94\u5305\u786e\u8ba4\u7aef\u53e3\u7684\u5f00\u653e\u60c5\u51b5\u3002REJECT\/DENY\u89c4\u5219\u4f1a\u53d1\u9001ICMP_PORT_UNREACHABLE\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\uff0c\u626b\u63cf\u5668\u5982nmap\u53ef\u636e\u6b64\u5224\u65ad\u51fa\u7aef\u53e3\u72b6\u6001\u662ffilter\uff0c\u4ece\u800c\u66b4\u9732\u670d\u52a1\u5668\u672c\u8eab\u662f\u5b58\u6d3b\u7684\uff0c\u7aef\u53e3\u662f\u5f00\u653e\u7684\uff0c\u4f46\u7981\u6b62\u626b\u63cf\u5668IP\u8bbf\u95ee);<\/li>\n<\/ul>\n<p style=\"text-align: center\">\n<p>&nbsp;<\/p>\n<ul>\n<li>Port-Knocking\u5b88\u62a4\u8fdb\u7a0b\u8fd0\u884c\u5728\u670d\u52a1\u7aef\uff0c\u5e76\u5728\u4e3b\u673a\u9632\u706b\u5899DROP\u6570\u636e\u5305\u65f6\u8fdb\u884c\u5206\u6790\uff0c\u5982\u679c\u67d0\u4e2a\u6e90IP\u53d1\u9001\u7684\u4e00\u7cfb\u5217TCP\u6216UDP\u6570\u636e\u5305\u662f\u6309\u7167\u670d\u52a1\u7aef\u9884\u5148\u8bbe\u5b9a\u7684\u7279\u5b9a\u987a\u5e8f\u8bbf\u95ee\u4e86\u5bf9\u5e94\u7684\u4e00\u7ec4TCP\u6216UDP\u7aef\u53e3(\u8868\u793a\u6572\u95e8\u6697\u8bed\u6b63\u786e)\uff0c\u5219knockd\u8fdb\u7a0b\u81ea\u52a8\u8c03\u7528iptables\u547d\u4ee4\u6267\u884c\u914d\u7f6e\u6587\u4ef6\u4e2d\u9884\u8bbe\u7684\u5bf9\u5e94\u89c4\u5219\uff0c\u5982\u589e\u52a0\u4e00\u6761\u5141\u8bb8\u8be5IP\u5730\u5740\u8bbf\u95ee\u670d\u52a1\u5668SSH\u7aef\u53e3\u7684\u89c4\u5219\u3002\u5982\u679c\u6570\u636e\u5305\u4e0d\u6ee1\u8db3\u670d\u52a1\u7aef\u9884\u8bbe\u7684\u7aef\u53e3\u8bbf\u95ee\u987a\u5e8f\uff0c\u5219\u5b88\u62a4\u8fdb\u7a0b\u4e0d\u4f1a\u6267\u884c\u4efb\u4f55\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<p><strong>Port-Knocking\u5e26\u6765\u7684\u5b89\u5168\u6027\u63d0\u5347<\/strong><\/p>\n<ul>\n<li>\u670d\u52a1\u5668\u662f\u5426\u5728\u7ebf\u5bf9\u653b\u51fb\u8005\u6765\u8bf4\u4e0d\u53ef\u611f\u77e5<\/li>\n<\/ul>\n<p>\u670d\u52a1\u5668\u4e3b\u673a\u9632\u706b\u5899\u9ed8\u8ba4DROP\u6240\u6709\u8bf7\u6c42\u7684\u6570\u636e\u5305\uff0c\u56e0\u6b64\u653b\u51fb\u8005\u4e0d\u80fd\u901a\u8fc7\u626b\u63cf\u5668\u786e\u8ba4\u670d\u52a1\u5668\u662f\u5426\u5b58\u6d3b\uff0c\u4ee5\u53ca\u670d\u52a1\u5668\u4e0a\u5f00\u653e\u7684\u4efb\u4f55\u7aef\u53e3\u3002<\/p>\n<ul>\n<li>\u6f0f\u6d1e\u670d\u52a1\u4e0d\u4f1a\u5bf9\u5916\u66b4\u9732<\/li>\n<\/ul>\n<p>\u8bbf\u95ee\u670d\u52a1\u5668\u4e0a\u5bf9\u5916\u5f00\u653e\u7aef\u53e3\u6240\u5bf9\u5e94\u7684\u670d\u52a1\u9700\u8981\u9884\u5148\u77e5\u6653\u6572\u95e8\u987a\u5e8f\uff0c\u6240\u4ee5\u5373\u4f7f\u5bf9\u5916\u5f00\u653e\u7684\u670d\u52a1\u5982SSH\u7b49\u5b58\u5728\u54ea\u6015\u662f0day\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u4e5f\u65e0\u6cd5\u5229\u7528\u3002\u4e0d\u5b58\u5728\u66b4\u529b\u7834\u89e3\u3001\u5b57\u5178\u653b\u51fb\u3001\u534f\u8bae\u6f0f\u6d1e\u7b49\u5b89\u5168\u95ee\u9898\u3002<\/p>\n<ul>\n<li>\u5efa\u7acb\u591a\u5c42\u9632\u5fa1\u4f53\u7cfb<\/li>\n<\/ul>\n<p>\u7aef\u53e3\u6572\u95e8\u987a\u5e8f\u662f\u53d7\u4fe1\u7528\u6237\u624d\u5e94\u77e5\u6653\u7684\u79d8\u5bc6\u53e3\u4ee4\uff0c\u56e0\u6b64\u67d0\u79cd\u7a0b\u5ea6\u6765\u8bf4\uff0c\u6572\u95e8\u987a\u5e8f\u548c\u5bc6\u7801\u4e00\u6837\uff0c\u4e5f\u662f\u4e00\u79cd\u7528\u6237\u8eab\u4efd\u9a8c\u8bc1\u673a\u5236\u3002\u53ea\u6709\u8f93\u5165\u4e86\u6b63\u786e\u7684\u6572\u95e8\u987a\u5e8f\u540e\uff0c\u624d\u4f1a\u5141\u8bb8\u8bbf\u95ee\u5bf9\u5e94\u7684\u670d\u52a1\uff0c\u5373\u5728\u6240\u8bbf\u95ee\u670d\u52a1\u4e4b\u524d\u589e\u52a0\u4e86\u4e00\u5c42\u7528\u6237\u8eab\u4efd\u8ba4\u8bc1\u9632\u62a4\u3002<\/p>\n<p><strong>2.2. \u5355\u5305\u6388\u6743\u6280\u672f(Single Packet Authorization)<\/strong><\/p>\n<p>SPA\u53ef\u4ee5\u8bf4\u662f\u4e0b\u4e00\u4ee3\u7684\u7aef\u53e3\u6572\u95e8\u6280\u672f\uff0c\u548cPort-Knocking\u5b9e\u73b0\u673a\u5236\u4e0d\u540c\u7684\u662f\uff0cSPA\u628a\u6572\u95e8\u6240\u9700\u8981\u7684\u4fe1\u606f\u5373\u6388\u6743\u5305PA(Authorization Packet)\uff0c\u7f16\u7801\u5728\u5355\u4e2a\u6570\u636e\u5305\u5185\uff0c\u7136\u540e\u53d1\u9001\u7ed9\u670d\u52a1\u5668\u7684\u4efb\u610f\u7aef\u53e3\u3002<\/p>\n<p>SPA\u4f20\u9012\u7684\u6388\u6743\u5305\u4fe1\u606f\u7c7b\u4f3c\uff1a<\/p>\n<p>AID : \u53d1\u9001\u6570\u636e\u5305\u7684\u5ba2\u6237\u7aef\u552f\u4e00ID\uff0c\u660e\u6587\u4f20\u8f93\u4ee5\u4fbf\u670d\u52a1\u7aef\u6839\u636e\u8be5ID\u67e5\u5230\u5bf9\u5e94\u7684\u89e3\u5bc6\u5bc6\u94a5<\/p>\n<p>PASSWORD : \u5ba2\u6237\u7aef\u53e3\u4ee4(\u548c\u670d\u52a1\u7aef\u5171\u4eab)<\/p>\n<p>NEW_SEED : \u4e0b\u6b21\u4e8b\u52a1\u7684\u65b0\u79cd\u5b50<\/p>\n<p>RANDOM : \u5ba2\u6237\u7aef\u53d1\u5305\u524d\u751f\u6210\u7684\u968f\u673a\u6570\uff0c\u907f\u514d\u91cd\u653e\u653b\u51fb<\/p>\n<p>MD5_HASH : \u4e0a\u8ff0\u503c\u7684hash\u8ba1\u7b97\u7ed3\u679c<\/p>\n<p>\u548cPort-Knocking\u6280\u672f\u76f8\u6bd4\uff0cSPA\u5177\u6709\u5982\u4e0b\u4f18\u70b9\uff1a<\/p>\n<ul>\n<li>SPA\u4ec5\u9700\u53d1\u9001\u4e00\u4e2a\u6570\u636e\u5305\uff0c\u800cPort-Knocking\u9700\u8981\u53d1\u9001\u591a\u4e2a\u6572\u95e8\u6570\u636e\u5305 (\u6570\u636e\u91cf\u5927\u5c0f)<\/li>\n<li>Port-Knocking\u6570\u636e\u5305\u5230\u8fbe\u670d\u52a1\u7aef\u987a\u5e8f\u4e0d\u4e00\u81f4\u65f6\u4f1a\u5bfc\u81f4\u6572\u95e8\u6697\u8bed\u9519\u8bef\u4ece\u800c\u8ba4\u8bc1\u5931\u8d25\uff0cSPA\u4e0d\u5b58\u5728\u7c7b\u4f3c\u95ee\u9898<\/li>\n<li>SPA\u6570\u636e\u5305\u4e2d\u5305\u62ec\u4e00\u4e2a\u4e00\u6b21\u6027\u968f\u673a\u5b57\u6bb5\uff0c\u53ef\u4ee5\u907f\u514d\u91cd\u653e\u653b\u51fb(\u91cd\u653e\u653b\u51fb)<\/li>\n<li>SPA\u4f20\u8f93\u7684\u6570\u636e\u662f\u52a0\u5bc6\u7684\uff0c\u800cPort-Knocking\u6570\u636e\u5305\u4e2d\u5305\u62ec\u4e86\u660e\u6587\u7aef\u53e3\u6572\u95e8\u987a\u5e8f(sniffer)<\/li>\n<li>\u901a\u8fc7\u4fee\u6539\u6570\u636e\u5305\u6e90IP\u5730\u5740\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u7834\u574fPort-Knocking\u8ba4\u8bc1\u8fc7\u7a0b\uff0c\u4f46\u662fSPA\u670d\u52a1\u5668\u4ec5\u5141\u8bb8\u8bbf\u95eeSPA\u8f7d\u8377\u4e2d\u6700\u521d\u52a0\u5bc6\u7684IP(\u907f\u514dMITM)<\/li>\n<\/ul>\n<p><strong>2.3. \u8f6f\u4ef6\u5b9a\u4e49\u8fb9\u754c\u6280\u672f(Software Defined Perimeter)<\/strong><\/p>\n<p style=\"text-align: center\">\n<p>&nbsp;<\/p>\n<p>\u968f\u7740\u4e91\u65f6\u4ee3\u7684\u6765\u4e34\uff0c2013\u5e74\u4e91\u5b89\u5168\u8054\u76df(CSA)\u63d0\u51fa\u4e86\u8f6f\u4ef6\u5b9a\u4e49\u8fb9\u754c(Software Defined Perimeter\uff0cSDP)\u7684\u6982\u5ff5\uff0c\u5e76\u4e8e2014\u5e74\u53d1\u5e03\u4e86\u300aSDP\u6807\u51c6\u89c4\u83031.0\u300b,\u4e3a\u5404\u5b89\u5168\u5382\u5546\u6784\u5efa\u81ea\u5df1\u7684SDP\u4ea7\u54c1\u63d0\u4f9b\u6307\u5357\u3002<\/p>\n<p>SDP\u6807\u51c6\u7684\u6838\u5fc3\u4ecd\u7136\u662f\u901a\u8fc7SPA\u534f\u8bae\u5bf9\u540e\u7aef\u670d\u52a1\u5b9e\u73b0\u9690\u8eab\u540e\u7684\u9632\u62a4\uff0c\u4f46\u6269\u5c55\u4e86SPA\u7684\u5e94\u7528\u573a\u666f\u3002\u901a\u8fc7\u5f15\u5165SDP\u63a7\u5236\u5668\uff0c\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u8eab\u4efd\u8ba4\u8bc1\u548c\u6388\u6743\u670d\u52a1\uff0c\u901a\u8fc7\u8fde\u63a5\u63a5\u53d7\u4e3b\u673a(AH)\u7684\u7f51\u5173\u6a21\u578b\uff0c\u53ef\u4ee5\u5bf9\u7f51\u5173\u540e\u7684\u591a\u53f0\u670d\u52a1\u5668\u6216\u5e94\u7528\u670d\u52a1\u8fdb\u884c\u9690\u8eab\u548c\u9632\u62a4\uff0c\u4ece\u800c\u5728Iaas\u3001Paas\u3001SaaS\u3001\u8fdc\u7a0b\u529e\u516c\u3001\u79c1\u6709\u4e91\u3001\u6df7\u5408\u4e91\u7b49\u573a\u666f\u4e0b\u5b9e\u73b0\u4fe1\u606f\u8d44\u4ea7\u7684\u9690\u8eab\u4fdd\u62a4\u3002<\/p>\n<p>SDP\u6280\u672f\u65b9\u6848\u7684\u771f\u6b63\u843d\u5730\u6d89\u53ca\u5230\u7ba1\u7406\u4eba\u5458\u7684\u5b89\u5168\u8ba4\u77e5\u6539\u53d8\uff0cSDP\u4ea7\u54c1\u6027\u80fd\u548c\u529f\u80fd\u5b8c\u5584\uff0cIT\u57fa\u7840\u67b6\u6784\u53ca\u5e94\u7528\u4f7f\u7528\u573a\u666f\u7684\u8eab\u4efd\u8ba4\u8bc1\u548c\u6388\u6743\u673a\u5236\u7684\u6539\u9020\uff0c\u76ee\u524d\u4e3b\u8981\u8fd8\u662f\u4ee5\u53d6\u4ee3\u8fdc\u7a0bVPN\u8bbf\u95ee\u3001\u5185\u529e\u516c\u5e73\u53f0\u7edf\u4e00\u5b89\u5168\u7ba1\u7406\u7b49\u5185\u90e8\u5e94\u7528\u573a\u666f\u3002\u6709\u5173SDP\u7684\u4ecb\u7ecd\u548c\u5176\u4ed6\u5e94\u7528\u573a\u666f\u53ef\u53c2\u8003\u4e4b\u524d\u53d1\u5e03\u7684\u300a\u96f6\u4fe1\u4efb\u548c\u8f6f\u4ef6\u5b9a\u4e49\u8fb9\u754c\u300b\u4e00\u6587\u3002<\/p>\n<p>\u76ee\u524d\u5728\u5176\u4ed6\u884c\u4e1a\u5982\u6e38\u620f\u884c\u4e1a\uff0c\u96f6\u4fe1\u4efb\u6216\u201c\u8fde\u63a5\u4e4b\u524d\u9996\u5148\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1\u201d\u7684\u5b89\u5168\u7406\u5ff5\u4e5f\u6709\u4e00\u4e9b\u5b9e\u8df5\u6210\u679c\uff0c\u901a\u8fc7\u6e38\u620f\u5ba2\u6237\u7aef\u5185\u5d4c\u4e13\u7528sdk\u548c\u6e38\u620f\u670d\u52a1\u7aef\u5efa\u7acb\u8fde\u63a5\u5e76\u8fdb\u884c\u5408\u6cd5\u6027\u9a8c\u8bc1\uff0c\u53ef\u6709\u6548\u9884\u9632\u548c\u964d\u4f4eDDOS\u548cCC\u653b\u51fb\uff0c\u5982\u963f\u91cc\u4e91\u6e38\u620f\u76fe\uff0c\u7f14\u76df\u4e91\u592a\u6781\u76fe\u7b49\u3002<\/p>\n<p>\u53ef\u4ee5\u80af\u5b9a\u7684\u662f\uff0c\u57fa\u4e8eZTNA\u7684\u98a0\u8986\u6027\u5b89\u5168\u7406\u5ff5\uff0c\u51e0\u5e74\u540e\u4e91\u8ba1\u7b97\u3001IOT\u3001\u5de5\u4e1a\u63a7\u5236\u3001\u536b\u661f\u901a\u4fe1\u7b49\u591a\u4e2a\u884c\u4e1a\u5fc5\u5c06\u6709\u66f4\u591a\u7684SDP\u5b9e\u73b0\u65b9\u6848\u548c\u6848\u4f8b\u843d\u5730\u3002<\/p>\n<p><strong>2.4. \u5b9e\u73b0\u5de5\u5177<\/strong><\/p>\n<ul>\n<li>\u670d\u52a1\u9690\u8eab\uff0c\u5982iptables recent\u6a21\u5757\uff0cknockd\u9879\u76ee\uff0cfwknop\u9879\u76ee<\/li>\n<li>\u7f51\u6bb5\u5185\u670d\u52a1\u548c\u5e94\u7528\u9690\u8eab\uff0cSDP\u4ea7\u54c1\u5382\u5546\u5982deepcloud\uff0cPulse Secure\u7b49<\/li>\n<\/ul>\n<p><strong>2.5. \u53c2\u8003\u8d44\u6599<\/strong><\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li>https:\/\/zeroflux.org\/projects\/knock knockd\u9879\u76ee<\/li>\n<li>http:\/\/www.cipherdyne.org\/fwknop\/ fwknop\u9879\u76ee<\/li>\n<li>https:\/\/ir.lib.uth.gr\/xmlui\/handle\/11615\/48775<\/li>\n<li>http:\/\/www.securitygeneration.com\/wp-content\/uploads\/2010\/05\/An-Analysis-of-Port-Knocking-and-Single-Packet-Authorization-Sebastien-Jeanquier.pdf<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp;1. \u653b\u51fb\u9762\u5728\u5b89\u5168\u653b\u9632\u4e2d\u7684\u4ef7\u503c \u6d1b\u514b\u5e0c\u5fb7-\u9a6c\u4e01\u516c\u53f8\u7684\u7f51\u7edc\u6740\u4f24\u94fe(Kill Chain )\u6a21\u578b\u63cf\u8ff0\u7684 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":275469,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[202645],"tags":[],"class_list":["post-275468","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-202645"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/275468","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=275468"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/275468\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media\/275469"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=275468"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=275468"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=275468"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}