{"id":18836,"date":"2025-04-04T08:00:56","date_gmt":"2025-04-04T00:00:56","guid":{"rendered":"https:\/\/www.varidata.com\/?p=18836"},"modified":"2025-03-25T14:30:43","modified_gmt":"2025-03-25T06:30:43","slug":"security-aspects-of-unmetered-dedicated-servers","status":"publish","type":"post","link":"https:\/\/www.varidata.com\/zh-cn\/blog\/security-aspects-of-unmetered-dedicated-servers\/","title":{"rendered":"\u65e0\u9650\u6d41\u91cf\u4e13\u7528\u670d\u52a1\u5668\u7684\u5b89\u5168\u65b9\u9762"},"content":{"rendered":"<p>\u5728<a href=\"https:\/\/www.varidata.com\/zh-cn\/server\/us\/cn2\/\" target=\"_blank\" rel=\"noopener\">\u7f8e\u56fd\u670d\u52a1\u5668\u79df\u7528<\/a>\u884c\u4e1a\u7684\u52a8\u6001\u73af\u5883\u4e2d\uff0c\u4fdd\u62a4\u65e0\u9650\u6d41\u91cf\u72ec\u7acb\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\u53d8\u5f97\u8d8a\u6765\u8d8a\u91cd\u8981\u3002\u968f\u7740\u7f51\u7edc\u5a01\u80c1\u4ee5\u524d\u6240\u672a\u6709\u7684\u901f\u5ea6\u53d1\u5c55\uff0c\u6280\u672f\u4e13\u4e1a\u4eba\u58eb\u5fc5\u987b\u5728\u4fdd\u6301\u6700\u4f73\u6027\u80fd\u7684\u540c\u65f6\u5b9e\u65bd\u5f3a\u5927\u7684\u5b89\u5168\u63aa\u65bd\u3002\u672c\u6280\u672f\u6307\u5357\u63a2\u8ba8\u4e86\u5148\u8fdb\u7684\u5b89\u5168\u534f\u8bae\uff0c\u91cd\u70b9\u5173\u6ce8\u7f8e\u56fd\u72ec\u7279\u7684\u670d\u52a1\u5668\u57fa\u7840\u8bbe\u65bd\u548c\u76d1\u7ba1\u73af\u5883\u3002\u968f\u7740\u7f51\u7edc\u653b\u51fb\u65e5\u76ca\u590d\u6742\uff0c\u7406\u89e3\u548c\u5b9e\u65bd\u5168\u9762\u7684\u5b89\u5168\u63aa\u65bd\u4e0d\u518d\u662f\u53ef\u9009\u9879\uff0c\u800c\u662f\u7ef4\u62a4\u670d\u52a1\u5b8c\u6574\u6027\u7684\u57fa\u672c\u8981\u6c42\u3002<\/p>\n<h2><strong>\u6838\u5fc3\u5b89\u5168\u67b6\u6784<\/strong><\/h2>\n<p>\u670d\u52a1\u5668\u5b89\u5168\u7684\u57fa\u7840\u59cb\u4e8e\u6b63\u786e\u914d\u7f6e\u7684\u9632\u706b\u5899\u548c\u5165\u4fb5\u68c0\u6d4b\u7cfb\u7edf\uff08IDS\uff09\u3002\u73b0\u4ee3\u72ec\u7acb\u670d\u52a1\u5668\u9700\u8981\u591a\u5c42\u6b21\u7684\u65b9\u6cd5\uff0c\u5c06\u7f51\u7edc\u8fb9\u7f18\u7684\u786c\u4ef6\u9632\u706b\u5899\u4e0e\u57fa\u4e8e\u4e3b\u673a\u7684\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u76f8\u7ed3\u5408\u3002\u5728\u4f7f\u7528\u81ea\u5b9a\u4e49\u89c4\u5219\u94fe\u5b9e\u65bdiptables\u65f6\uff0c\u5e94\u8003\u8651\u4f7f\u7528\u8fde\u63a5\u8ddf\u8e2a\u6a21\u5757\u548c\u57fa\u4e8e\u72b6\u6001\u7684\u8fc7\u6ee4\u3002Snort\u6216Suricata\u7684\u6df1\u5ea6\u6570\u636e\u5305\u68c0\u6d4b\u96c6\u6210\u5e94\u914d\u5408\u5b9a\u671f\u7684\u7b7e\u540d\u66f4\u65b0\u548c\u6839\u636e\u6d41\u91cf\u6a21\u5f0f\u5b9a\u5236\u7684\u89c4\u5219\u3002<\/p>\n<p>\u9ad8\u7ea7\u9632\u706b\u5899\u914d\u7f6e\u5e94\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u5177\u6709\u8fde\u63a5\u8ddf\u8e2a\u7684\u72b6\u6001\u5305\u68c0\u6d4b<\/li>\n<li>\u5e94\u7528\u5c42\u8fc7\u6ee4\u529f\u80fd<\/li>\n<li>\u9488\u5bf9\u9ad8\u98ce\u9669\u5730\u533a\u7684\u5730\u7406IP\u5c01\u9501<\/li>\n<li>\u534f\u8bae\u5f02\u5e38\u68c0\u6d4b\u548c\u9884\u9632<\/li>\n<li>\u5b9e\u73b0\u81ea\u5b9a\u4e49\u94fe\u4ee5\u5b9e\u73b0\u7cbe\u7ec6\u63a7\u5236<\/li>\n<\/ul>\n<h2><strong>DDoS\u7f13\u89e3\u7b56\u7565<\/strong><\/h2>\n<p>\u7f8e\u56fd\u4f5c\u4e3a\u4e3b\u8981\u4e92\u8054\u7f51\u67a2\u7ebd\u7684\u6218\u7565\u4f4d\u7f6e\u4f7f\u5176\u6210\u4e3a\u5206\u5e03\u5f0f\u62d2\u7edd\u670d\u52a1\u653b\u51fb\u7684\u4e3b\u8981\u76ee\u6807\u3002\u4e0e\u4e3b\u8981\u4e9a\u6d32\u5e02\u573a\u7684proximity\u9700\u8981\u901a\u8fc7BGP\u516c\u544a\u548c\u7a7a\u8def\u7531\u8fdb\u884c\u590d\u6742\u7684DDoS\u7f13\u89e3\u3002\u6280\u672f\u5b9e\u65bd\u5fc5\u987b\u8003\u8651\u5230\u5bb9\u91cf\u578b\u548c\u5e94\u7528\u5c42\u653b\u51fb\uff0c\u5229\u7528\u786c\u4ef6\u548c\u8f6f\u4ef6\u89e3\u51b3\u65b9\u6848\u7684\u7ec4\u5408\u3002\u73b0\u4ee3DDoS\u4fdd\u62a4\u9700\u8981\u7406\u89e3\u6d41\u91cf\u6a21\u5f0f\u5e76\u5b9e\u65bd\u81ea\u9002\u5e94\u9608\u503c\u673a\u5236\u3002<\/p>\n<p>\u57fa\u672c\u7684DDoS\u7f13\u89e3\u7ec4\u4ef6\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u542f\u7528TCP SYN cookies\u5e76\u4f18\u5316\u7f51\u7edc\u6808\u914d\u7f6e<\/li>\n<li>\u4f7f\u7528IPSET\u548crecent\u5339\u914d\u6269\u5c55\u8fdb\u884c\u9ad8\u7ea7\u901f\u7387\u9650\u5236<\/li>\n<li>\u5177\u6709\u81ea\u52a8\u9ed1\u6d1e\u89e6\u53d1\u7684BGP flowspec\u5b9e\u73b0<\/li>\n<li>\u8de8\u591a\u4e2aPOP\u7684Anycast\u7f51\u7edc\u5206\u5e03<\/li>\n<li>\u7b2c7\u5c42\u5e94\u7528\u611f\u77e5\u8fc7\u6ee4\u673a\u5236<\/li>\n<li>\u5177\u6709\u673a\u5668\u5b66\u4e60\u529f\u80fd\u7684\u6d41\u91cf\u6a21\u5f0f\u5206\u6790<\/li>\n<\/ul>\n<h2><strong>\u7cfb\u7edf\u76d1\u63a7\u548c\u5f02\u5e38\u68c0\u6d4b<\/strong><\/h2>\n<p>\u4e3b\u52a8\u76d1\u63a7\u9700\u8981\u8d85\u8d8a\u57fa\u672c\u8d44\u6e90\u6307\u6807\u7684\u590d\u6742\u5de5\u5177\u3002\u73b0\u4ee3\u76d1\u63a7\u89e3\u51b3\u65b9\u6848\u5fc5\u987b\u63d0\u4f9b\u5b9e\u65f6\u6d1e\u5bdf\uff0c\u540c\u65f6\u4fdd\u7559\u5386\u53f2\u6570\u636e\u4ee5\u8fdb\u884c\u8d8b\u52bf\u5206\u6790\u3002\u5b9e\u65bd\u5168\u9762\u7684\u76d1\u63a7\u5806\u6808\u53ef\u4ee5\u5b9e\u73b0\u5b89\u5168\u4e8b\u4ef6\u548c\u6027\u80fd\u5f02\u5e38\u7684\u65e9\u671f\u68c0\u6d4b\u3002\u4eba\u5de5\u667a\u80fd\u548c\u673a\u5668\u5b66\u4e60\u7b97\u6cd5\u7684\u96c6\u6210\u53ef\u4ee5\u663e\u8457\u589e\u5f3a\u5f02\u5e38\u68c0\u6d4b\u80fd\u529b\u3002<\/p>\n<p>\u57fa\u672c\u76d1\u63a7\u7ec4\u4ef6\u5e94\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u7528\u4e8e\u6307\u6807\u6536\u96c6\u7684Prometheus\u53ca\u5176\u81ea\u5b9a\u4e49\u5bfc\u51fa\u5668<\/li>\n<li>\u5177\u6709\u5b89\u5168\u91cd\u70b9\u53ef\u89c6\u5316\u7684Grafana\u4eea\u8868\u677f<\/li>\n<li>\u5177\u6709\u81ea\u5b9a\u4e49\u89e3\u6790\u89c4\u5219\u7684ELK\u5806\u6808\u914d\u7f6e<\/li>\n<li>\u4f7f\u7528PagerDuty\u6216\u7c7b\u4f3c\u670d\u52a1\u7684\u5b9e\u65f6\u8b66\u62a5<\/li>\n<li>\u4f7f\u7528NetFlow\/sFlow\u7684\u7f51\u7edc\u6d41\u91cf\u5206\u6790<\/li>\n<\/ul>\n<h2><strong>\u6570\u636e\u5b89\u5168\u534f\u8bae<\/strong><\/h2>\n<p>\u5728\u7f8e\u56fd\u7684\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u4e2d\uff0c\u6570\u636e\u5b89\u5168\u9700\u8981\u5728\u53ef\u8bbf\u95ee\u6027\u548c\u4fdd\u62a4\u4e4b\u95f4\u53d6\u5f97\u5fae\u5999\u7684\u5e73\u8861\u3002\u9664\u4e86\u6807\u51c6\u52a0\u5bc6\u5b9e\u8df5\u5916\uff0c\u7ec4\u7ec7\u8fd8\u5fc5\u987b\u5b9e\u65bd\u5168\u9762\u7684\u6570\u636e\u751f\u547d\u5468\u671f\u7ba1\u7406\u3002\u7f8e\u56fd\u4f5c\u4e3a\u4e3b\u8981\u91d1\u878d\u4e2d\u5fc3\u7684\u5730\u7406\u4f4d\u7f6e\u8981\u6c42\u4e25\u683c\u7684\u6570\u636e\u4fdd\u62a4\u63aa\u65bd\uff0c\u4ee5\u7b26\u5408\u672c\u5730\u548c\u56fd\u9645\u6807\u51c6\u3002<\/p>\n<p>\u5173\u952e\u7684\u6570\u636e\u5b89\u5168\u63aa\u65bd\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u5b9e\u65bdAES-256\u52a0\u5bc6\u5e76\u8fdb\u884c\u9002\u5f53\u7684\u5bc6\u94a5\u7ba1\u7406<\/li>\n<li>\u5f3a\u5236\u6267\u884c\u5177\u6709\u5b8c\u7f8e\u524d\u5411\u4fdd\u5bc6\u7684TLS 1.3\u534f\u8bae<\/li>\n<li>\u5177\u6709\u5ba1\u8ba1\u8ddf\u8e2a\u7684\u81ea\u52a8\u5bc6\u94a5\u8f6e\u6362\u673a\u5236<\/li>\n<li>\u7528\u4e8e\u5bc6\u94a5\u5b58\u50a8\u7684\u786c\u4ef6\u5b89\u5168\u6a21\u5757\uff08HSM\uff09\u96c6\u6210<\/li>\n<li>\u6570\u636e\u5206\u7c7b\u548c\u5904\u7406\u7a0b\u5e8f<\/li>\n<li>\u5177\u6709\u9759\u6001\u548c\u4f20\u8f93\u4e2d\u52a0\u5bc6\u7684\u5b89\u5168\u5907\u4efd\u7cfb\u7edf<\/li>\n<\/ul>\n<h2><strong>\u8bbf\u95ee\u63a7\u5236\u5b9e\u65bd<\/strong><\/h2>\n<p>\u96f6\u4fe1\u4efb\u67b6\u6784\u539f\u5219\u6784\u6210\u4e86\u73b0\u4ee3\u8bbf\u95ee\u63a7\u5236\u7cfb\u7edf\u7684\u57fa\u77f3\u3002\u5728\u7f8e\u56fd\u52a8\u6001\u7684\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u4e2d\uff0c\u5b9e\u65bd\u7cbe\u7ec6\u7684\u8bbf\u95ee\u63a7\u5236\u5bf9\u4e8e\u5728\u4e0d\u5f71\u54cd\u8fd0\u8425\u6548\u7387\u7684\u60c5\u51b5\u4e0b\u7ef4\u62a4\u5b89\u5168\u6027\u53d8\u5f97\u81f3\u5173\u91cd\u8981\u3002\u8bbf\u95ee\u63a7\u5236\u7cfb\u7edf\u5e94\u9002\u5e94\u4e0d\u65ad\u53d8\u5316\u7684\u5a01\u80c1\u73af\u5883\uff0c\u540c\u65f6\u4fdd\u6301\u4e25\u683c\u7684\u5ba1\u8ba1\u80fd\u529b\u3002<\/p>\n<p>\u9ad8\u7ea7\u8bbf\u95ee\u63a7\u5236\u529f\u80fd\u5e94\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528\u786c\u4ef6\u4ee4\u724c\u6216\u751f\u7269\u8bc6\u522b\u9a8c\u8bc1\u7684\u591a\u56e0\u7d20\u8ba4\u8bc1<\/li>\n<li>\u5177\u6709\u52a8\u6001\u6743\u9650\u8c03\u6574\u7684\u57fa\u4e8e\u89d2\u8272\u7684\u8bbf\u95ee\u63a7\u5236<\/li>\n<li>\u5177\u6709\u5b9a\u671f\u8f6e\u6362\u7b56\u7565\u7684SSH\u5bc6\u94a5\u7ba1\u7406<\/li>\n<li>\u5177\u6709\u4f1a\u8bdd\u8bb0\u5f55\u7684\u8df3\u677f\u673a\u67b6\u6784<\/li>\n<li>\u7279\u6743\u8bbf\u95ee\u7ba1\u7406\uff08PAM\uff09\u89e3\u51b3\u65b9\u6848<\/li>\n<li>\u5373\u65f6\u8bbf\u95ee\u6743\u9650\u914d\u7f6e<\/li>\n<\/ul>\n<h2><strong>\u5408\u89c4\u548c\u76d1\u7ba1\u6846\u67b6<\/strong><\/h2>\n<p>\u7f8e\u56fd\u7684\u76d1\u7ba1\u73af\u5883\u4e3a\u670d\u52a1\u5668\u79df\u7528\u63d0\u4f9b\u5546\u5e26\u6765\u4e86\u72ec\u7279\u7684\u6311\u6218\u3002\u300a\u4e2a\u4eba\u6570\u636e\uff08\u9690\u79c1\uff09\u6761\u4f8b\u300b\uff08PDPO\uff09\u548c\u5176\u4ed6\u533a\u57df\u6027\u6cd5\u89c4\u8981\u6c42\u7279\u5b9a\u7684\u6280\u672f\u63a7\u5236\u548c\u6587\u6863\u8bb0\u5f55\u3002\u7406\u89e3\u548c\u5b9e\u65bd\u8fd9\u4e9b\u8981\u6c42\u5bf9\u4e8e\u4fdd\u6301\u6cd5\u5f8b\u5408\u89c4\u6027\u540c\u65f6\u786e\u4fdd\u6700\u4f73\u5b89\u5168\u6027\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<p>\u57fa\u672c\u7684\u5408\u89c4\u63aa\u65bd\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>PDPO\u5408\u89c4\u6587\u6863\u548c\u6280\u672f\u63a7\u5236<\/li>\n<li>\u8de8\u5883\u6570\u636e\u4f20\u8f93\u673a\u5236\u548c\u76d1\u63a7<\/li>\n<li>\u5177\u6709\u9632\u7be1\u6539\u5b58\u50a8\u7684\u7efc\u5408\u5ba1\u8ba1\u65e5\u5fd7<\/li>\n<li>\u5177\u6709\u76d1\u7ba1\u62a5\u544a\u7684\u4e8b\u4ef6\u54cd\u5e94\u7a0b\u5e8f<\/li>\n<li>\u5b9a\u671f\u5408\u89c4\u8bc4\u4f30\u548c\u66f4\u65b0<\/li>\n<li>\u6570\u636e\u4fdd\u7559\u548c\u9500\u6bc1\u653f\u7b56<\/li>\n<\/ul>\n<h2><strong>\u9ad8\u7ea7\u5b89\u5168\u52a0\u56fa<\/strong><\/h2>\n<p>\u5728\u65e0\u9650\u6d41\u91cf\u73af\u5883\u4e2d\u7684\u7cfb\u7edf\u52a0\u56fa\u9700\u8981\u5728\u5b89\u5168\u6027\u548c\u6027\u80fd\u4e4b\u95f4\u53d6\u5f97\u8c28\u614e\u7684\u5e73\u8861\u3002\u73b0\u4ee3\u670d\u52a1\u5668\u914d\u7f6e\u5fc5\u987b\u8003\u8651\u9ad8\u541e\u5410\u91cf\u573a\u666f\uff0c\u540c\u65f6\u4fdd\u6301\u5f3a\u5927\u7684\u5b89\u5168\u63aa\u65bd\u3002\u5b89\u5168\u52a0\u56fa\u5e94\u7cfb\u7edf\u5730\u5b9e\u65bd\uff0c\u5b9a\u671f\u6d4b\u8bd5\u548c\u9a8c\u8bc1\u5b89\u5168\u63a7\u5236\u3002<\/p>\n<p>\u5173\u952e\u7684\u52a0\u56fa\u63aa\u65bd\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u9488\u5bf9\u5b89\u5168\u6027\u548c\u6027\u80fd\u7684\u5185\u6838\u53c2\u6570\u4f18\u5316<\/li>\n<li>\u901a\u8fc7SELinux\u6216AppArmor\u5b9e\u73b0\u5f3a\u5236\u8bbf\u95ee\u63a7\u5236<\/li>\n<li>\u5177\u6709\u8fd0\u884c\u65f6\u4fdd\u62a4\u7684\u5bb9\u5668\u5b89\u5168<\/li>\n<li>\u7f51\u7edc\u5fae\u5206\u6bb5\u548c\u9694\u79bb<\/li>\n<li>\u5b9a\u671f\u5b89\u5168\u57fa\u7ebf\u8bc4\u4f30<\/li>\n<li>\u81ea\u52a8\u5316\u914d\u7f6e\u7ba1\u7406\u548c\u9a8c\u8bc1<\/li>\n<\/ul>\n<h2><strong>\u4e8b\u4ef6\u54cd\u5e94\u548c\u6062\u590d<\/strong><\/h2>\n<p>\u5728\u9ad8\u6d41\u91cf\u73af\u5883\u4e2d\uff0c\u6709\u6548\u7684\u4e8b\u4ef6\u54cd\u5e94\u9700\u8981\u81ea\u52a8\u5316\u548c\u660e\u786e\u7684\u7a0b\u5e8f\u3002\u54cd\u5e94\u7b56\u7565\u5fc5\u987b\u8003\u8651\u5404\u79cd\u653b\u51fb\u9014\u5f84\uff0c\u540c\u65f6\u4fdd\u6301\u670d\u52a1\u53ef\u7528\u6027\u3002\u7ec4\u7ec7\u5e94\u901a\u8fc7\u6a21\u62df\u573a\u666f\u548c\u684c\u9762\u6f14\u7ec3\u6765\u5f00\u53d1\u548c\u5b9a\u671f\u6d4b\u8bd5\u5176\u4e8b\u4ef6\u54cd\u5e94\u80fd\u529b\u3002<\/p>\n<p>\u5173\u952e\u7684\u4e8b\u4ef6\u54cd\u5e94\u7ec4\u4ef6\u5e94\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u5177\u6709\u7248\u672c\u63a7\u5236\u548c\u5b8c\u6574\u6027\u68c0\u67e5\u7684\u81ea\u52a8\u5907\u4efd\u7cfb\u7edf<\/li>\n<li>\u5b9a\u671f\u707e\u96be\u6062\u590d\u6d4b\u8bd5\u548c\u9a8c\u8bc1<\/li>\n<li>\u8be6\u7ec6\u7684\u4e8b\u4ef6\u54cd\u5e94\u624b\u518c\u548c\u7a0b\u5e8f<\/li>\n<li>\u660e\u786e\u7684\u6062\u590d\u65f6\u95f4\u76ee\u6807\uff08RTO\uff09\u548c\u6062\u590d\u70b9\u76ee\u6807\uff08RPO\uff09<\/li>\n<li>\u4e8b\u540e\u5206\u6790\u548c\u6539\u8fdb\u6d41\u7a0b<\/li>\n<\/ul>\n<p>\u968f\u7740\u7f8e\u56fd\u670d\u52a1\u5668\u79df\u7528\u884c\u4e1a\u7684\u4e0d\u65ad\u53d1\u5c55\uff0c\u7ef4\u62a4\u65e0\u9650\u6d41\u91cf\u72ec\u7acb\u670d\u52a1\u5668\u7684\u5f3a\u5927\u5b89\u5168\u63aa\u65bd\u4ecd\u7136\u81f3\u5173\u91cd\u8981\u3002\u5148\u8fdb\u6280\u672f\u3001\u76d1\u7ba1\u8981\u6c42\u548c\u65b0\u5174\u5a01\u80c1\u7684\u4ea4\u6c47\u521b\u9020\u4e86\u4e00\u4e2a\u9700\u8981\u6301\u7eed\u5173\u6ce8\u548c\u9002\u5e94\u7684\u590d\u6742\u5b89\u5168\u73af\u5883\u3002\u7ec4\u7ec7\u5fc5\u987b\u4fdd\u6301\u8b66\u60d5\uff0c\u5b9a\u671f\u66f4\u65b0\u5176\u5b89\u5168\u6001\u52bf\uff0c\u540c\u65f6\u5229\u7528\u7f8e\u56fd\u4f5c\u4e3a\u5168\u7403\u6280\u672f\u4e2d\u5fc3\u7684\u72ec\u7279\u4f18\u52bf\u3002\u901a\u8fc7\u5b9e\u65bd\u5168\u9762\u7684\u5b89\u5168\u63aa\u65bd\u5e76\u4fdd\u6301\u5bf9\u65b0\u5174\u5a01\u80c1\u7684\u610f\u8bc6\uff0c\u4f01\u4e1a\u53ef\u4ee5\u786e\u4fdd\u5176\u72ec\u7acb\u670d\u52a1\u5668\u57fa\u7840\u8bbe\u65bd\u4fdd\u6301\u5f39\u6027\u548c\u5b89\u5168\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u7f8e\u56fd\u670d\u52a1\u5668\u79df\u7528\u884c\u4e1a\u7684\u52a8\u6001\u73af\u5883\u4e2d\uff0c\u4fdd\u62a4\u65e0\u9650\u6d41\u91cf\u72ec\u7acb\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\u53d8\u5f97\u8d8a\u6765\u8d8a\u91cd\u8981\u3002\u968f\u7740\u7f51\u7edc\u5a01\u80c1\u4ee5\u524d\u6240\u672a\u6709\u7684\u901f\u5ea6\u53d1\u5c55\uff0c\u6280\u672f\u4e13\u4e1a\u4eba\u58eb\u5fc5\u987b\u5728\u4fdd\u6301\u6700\u4f73\u6027\u80fd\u7684\u540c\u65f6\u5b9e\u65bd\u5f3a\u5927\u7684\u5b89\u5168\u63aa\u65bd\u3002\u672c\u6280\u672f\u6307\u5357\u63a2\u8ba8\u4e86\u5148\u8fdb\u7684\u5b89\u5168\u534f\u8bae\uff0c\u91cd\u70b9\u5173\u6ce8\u7f8e\u56fd\u72ec\u7279\u7684\u670d\u52a1\u5668\u57fa\u7840\u8bbe\u65bd\u548c\u76d1\u7ba1\u73af\u5883\u3002\u968f\u7740\u7f51\u7edc\u653b\u51fb\u65e5\u76ca\u590d\u6742\uff0c\u7406\u89e3\u548c\u5b9e\u65bd\u5168\u9762\u7684\u5b89\u5168\u63aa\u65bd\u4e0d\u518d\u662f\u53ef\u9009\u9879\uff0c\u800c\u662f\u7ef4\u62a4\u670d\u52a1\u5b8c\u6574\u6027\u7684\u57fa\u672c\u8981\u6c42\u3002 \u6838\u5fc3\u5b89\u5168\u67b6\u6784 \u670d\u52a1\u5668\u5b89\u5168\u7684\u57fa\u7840\u59cb\u4e8e\u6b63\u786e\u914d\u7f6e\u7684\u9632\u706b\u5899\u548c\u5165\u4fb5\u68c0\u6d4b\u7cfb\u7edf\uff08IDS\uff09\u3002\u73b0\u4ee3\u72ec\u7acb\u670d\u52a1\u5668\u9700\u8981\u591a\u5c42\u6b21\u7684\u65b9\u6cd5\uff0c\u5c06\u7f51\u7edc\u8fb9\u7f18\u7684\u786c\u4ef6\u9632\u706b\u5899\u4e0e\u57fa\u4e8e\u4e3b\u673a\u7684\u5b89\u5168\u89e3\u51b3\u65b9\u6848\u76f8\u7ed3\u5408\u3002\u5728\u4f7f\u7528\u81ea\u5b9a\u4e49\u89c4\u5219\u94fe\u5b9e\u65bdiptables\u65f6\uff0c\u5e94\u8003\u8651\u4f7f\u7528\u8fde\u63a5\u8ddf\u8e2a\u6a21\u5757\u548c\u57fa\u4e8e\u72b6\u6001\u7684\u8fc7\u6ee4\u3002Snort\u6216Suricata\u7684\u6df1\u5ea6\u6570\u636e\u5305\u68c0\u6d4b\u96c6\u6210\u5e94\u914d\u5408\u5b9a\u671f\u7684\u7b7e\u540d\u66f4\u65b0\u548c\u6839\u636e\u6d41\u91cf\u6a21\u5f0f\u5b9a\u5236\u7684\u89c4\u5219\u3002 \u9ad8\u7ea7\u9632\u706b\u5899\u914d\u7f6e\u5e94\u5305\u62ec\uff1a \u5177\u6709\u8fde\u63a5\u8ddf\u8e2a\u7684\u72b6\u6001\u5305\u68c0\u6d4b \u5e94\u7528\u5c42\u8fc7\u6ee4\u529f\u80fd \u9488\u5bf9\u9ad8\u98ce\u9669\u5730\u533a\u7684\u5730\u7406IP\u5c01\u9501 \u534f\u8bae\u5f02\u5e38\u68c0\u6d4b\u548c\u9884\u9632 \u5b9e\u73b0\u81ea\u5b9a\u4e49\u94fe\u4ee5\u5b9e\u73b0\u7cbe\u7ec6\u63a7\u5236 DDoS\u7f13\u89e3\u7b56\u7565 \u7f8e\u56fd\u4f5c\u4e3a\u4e3b\u8981\u4e92\u8054\u7f51\u67a2\u7ebd\u7684\u6218\u7565\u4f4d\u7f6e\u4f7f\u5176\u6210\u4e3a\u5206\u5e03\u5f0f\u62d2\u7edd\u670d\u52a1\u653b\u51fb\u7684\u4e3b\u8981\u76ee\u6807\u3002\u4e0e\u4e3b\u8981\u4e9a\u6d32\u5e02\u573a\u7684proximity\u9700\u8981\u901a\u8fc7BGP\u516c\u544a\u548c\u7a7a\u8def\u7531\u8fdb\u884c\u590d\u6742\u7684DDoS\u7f13\u89e3\u3002\u6280\u672f\u5b9e\u65bd\u5fc5\u987b\u8003\u8651\u5230\u5bb9\u91cf\u578b\u548c\u5e94\u7528\u5c42\u653b\u51fb\uff0c\u5229\u7528\u786c\u4ef6\u548c\u8f6f\u4ef6\u89e3\u51b3\u65b9\u6848\u7684\u7ec4\u5408\u3002\u73b0\u4ee3DDoS\u4fdd\u62a4\u9700\u8981\u7406\u89e3\u6d41\u91cf\u6a21\u5f0f\u5e76\u5b9e\u65bd\u81ea\u9002\u5e94\u9608\u503c\u673a\u5236\u3002 \u57fa\u672c\u7684DDoS\u7f13\u89e3\u7ec4\u4ef6\u5305\u62ec\uff1a \u542f\u7528TCP SYN cookies\u5e76\u4f18\u5316\u7f51\u7edc\u6808\u914d\u7f6e \u4f7f\u7528IPSET\u548crecent\u5339\u914d\u6269\u5c55\u8fdb\u884c\u9ad8\u7ea7\u901f\u7387\u9650\u5236 \u5177\u6709\u81ea\u52a8\u9ed1\u6d1e\u89e6\u53d1\u7684BGP flowspec\u5b9e\u73b0 \u8de8\u591a\u4e2aPOP\u7684Anycast\u7f51\u7edc\u5206\u5e03 \u7b2c7\u5c42\u5e94\u7528\u611f\u77e5\u8fc7\u6ee4\u673a\u5236 \u5177\u6709\u673a\u5668\u5b66\u4e60\u529f\u80fd\u7684\u6d41\u91cf\u6a21\u5f0f\u5206\u6790 \u7cfb\u7edf\u76d1\u63a7\u548c\u5f02\u5e38\u68c0\u6d4b \u4e3b\u52a8\u76d1\u63a7\u9700\u8981\u8d85\u8d8a\u57fa\u672c\u8d44\u6e90\u6307\u6807\u7684\u590d\u6742\u5de5\u5177\u3002\u73b0\u4ee3\u76d1\u63a7\u89e3\u51b3\u65b9\u6848\u5fc5\u987b\u63d0\u4f9b\u5b9e\u65f6\u6d1e\u5bdf\uff0c\u540c\u65f6\u4fdd\u7559\u5386\u53f2\u6570\u636e\u4ee5\u8fdb\u884c\u8d8b\u52bf\u5206\u6790\u3002\u5b9e\u65bd\u5168\u9762\u7684\u76d1\u63a7\u5806\u6808\u53ef\u4ee5\u5b9e\u73b0\u5b89\u5168\u4e8b\u4ef6\u548c\u6027\u80fd\u5f02\u5e38\u7684\u65e9\u671f\u68c0\u6d4b\u3002\u4eba\u5de5\u667a\u80fd\u548c\u673a\u5668\u5b66\u4e60\u7b97\u6cd5\u7684\u96c6\u6210\u53ef\u4ee5\u663e\u8457\u589e\u5f3a\u5f02\u5e38\u68c0\u6d4b\u80fd\u529b\u3002 \u57fa\u672c\u76d1\u63a7\u7ec4\u4ef6\u5e94\u5305\u62ec\uff1a \u7528\u4e8e\u6307\u6807\u6536\u96c6\u7684Prometheus\u53ca\u5176\u81ea\u5b9a\u4e49\u5bfc\u51fa\u5668 \u5177\u6709\u5b89\u5168\u91cd\u70b9\u53ef\u89c6\u5316\u7684Grafana\u4eea\u8868\u677f \u5177\u6709\u81ea\u5b9a\u4e49\u89e3\u6790\u89c4\u5219\u7684ELK\u5806\u6808\u914d\u7f6e \u4f7f\u7528PagerDuty\u6216\u7c7b\u4f3c\u670d\u52a1\u7684\u5b9e\u65f6\u8b66\u62a5 \u4f7f\u7528NetFlow\/sFlow\u7684\u7f51\u7edc\u6d41\u91cf\u5206\u6790 \u6570\u636e\u5b89\u5168\u534f\u8bae \u5728\u7f8e\u56fd\u7684\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u4e2d\uff0c\u6570\u636e\u5b89\u5168\u9700\u8981\u5728\u53ef\u8bbf\u95ee\u6027\u548c\u4fdd\u62a4\u4e4b\u95f4\u53d6\u5f97\u5fae\u5999\u7684\u5e73\u8861\u3002\u9664\u4e86\u6807\u51c6\u52a0\u5bc6\u5b9e\u8df5\u5916\uff0c\u7ec4\u7ec7\u8fd8\u5fc5\u987b\u5b9e\u65bd\u5168\u9762\u7684\u6570\u636e\u751f\u547d\u5468\u671f\u7ba1\u7406\u3002\u7f8e\u56fd\u4f5c\u4e3a\u4e3b\u8981\u91d1\u878d\u4e2d\u5fc3\u7684\u5730\u7406\u4f4d\u7f6e\u8981\u6c42\u4e25\u683c\u7684\u6570\u636e\u4fdd\u62a4\u63aa\u65bd\uff0c\u4ee5\u7b26\u5408\u672c\u5730\u548c\u56fd\u9645\u6807\u51c6\u3002 \u5173\u952e\u7684\u6570\u636e\u5b89\u5168\u63aa\u65bd\u5305\u62ec\uff1a \u5b9e\u65bdAES-256\u52a0\u5bc6\u5e76\u8fdb\u884c\u9002\u5f53\u7684\u5bc6\u94a5\u7ba1\u7406 \u5f3a\u5236\u6267\u884c\u5177\u6709\u5b8c\u7f8e\u524d\u5411\u4fdd\u5bc6\u7684TLS 1.3\u534f\u8bae \u5177\u6709\u5ba1\u8ba1\u8ddf\u8e2a\u7684\u81ea\u52a8\u5bc6\u94a5\u8f6e\u6362\u673a\u5236 \u7528\u4e8e\u5bc6\u94a5\u5b58\u50a8\u7684\u786c\u4ef6\u5b89\u5168\u6a21\u5757\uff08HSM\uff09\u96c6\u6210 \u6570\u636e\u5206\u7c7b\u548c\u5904\u7406\u7a0b\u5e8f \u5177\u6709\u9759\u6001\u548c\u4f20\u8f93\u4e2d\u52a0\u5bc6\u7684\u5b89\u5168\u5907\u4efd\u7cfb\u7edf \u8bbf\u95ee\u63a7\u5236\u5b9e\u65bd \u96f6\u4fe1\u4efb\u67b6\u6784\u539f\u5219\u6784\u6210\u4e86\u73b0\u4ee3\u8bbf\u95ee\u63a7\u5236\u7cfb\u7edf\u7684\u57fa\u77f3\u3002\u5728\u7f8e\u56fd\u52a8\u6001\u7684\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u4e2d\uff0c\u5b9e\u65bd\u7cbe\u7ec6\u7684\u8bbf\u95ee\u63a7\u5236\u5bf9\u4e8e\u5728\u4e0d\u5f71\u54cd\u8fd0\u8425\u6548\u7387\u7684\u60c5\u51b5\u4e0b\u7ef4\u62a4\u5b89\u5168\u6027\u53d8\u5f97\u81f3\u5173\u91cd\u8981\u3002\u8bbf\u95ee\u63a7\u5236\u7cfb\u7edf\u5e94\u9002\u5e94\u4e0d\u65ad\u53d8\u5316\u7684\u5a01\u80c1\u73af\u5883\uff0c\u540c\u65f6\u4fdd\u6301\u4e25\u683c\u7684\u5ba1\u8ba1\u80fd\u529b\u3002 \u9ad8\u7ea7\u8bbf\u95ee\u63a7\u5236\u529f\u80fd\u5e94\u5305\u62ec\uff1a \u4f7f\u7528\u786c\u4ef6\u4ee4\u724c\u6216\u751f\u7269\u8bc6\u522b\u9a8c\u8bc1\u7684\u591a\u56e0\u7d20\u8ba4\u8bc1 \u5177\u6709\u52a8\u6001\u6743\u9650\u8c03\u6574\u7684\u57fa\u4e8e\u89d2\u8272\u7684\u8bbf\u95ee\u63a7\u5236 \u5177\u6709\u5b9a\u671f\u8f6e\u6362\u7b56\u7565\u7684SSH\u5bc6\u94a5\u7ba1\u7406 \u5177\u6709\u4f1a\u8bdd\u8bb0\u5f55\u7684\u8df3\u677f\u673a\u67b6\u6784 \u7279\u6743\u8bbf\u95ee\u7ba1\u7406\uff08PAM\uff09\u89e3\u51b3\u65b9\u6848 \u5373\u65f6\u8bbf\u95ee\u6743\u9650\u914d\u7f6e \u5408\u89c4\u548c\u76d1\u7ba1\u6846\u67b6 \u7f8e\u56fd\u7684\u76d1\u7ba1\u73af\u5883\u4e3a\u670d\u52a1\u5668\u79df\u7528\u63d0\u4f9b\u5546\u5e26\u6765\u4e86\u72ec\u7279\u7684\u6311\u6218\u3002\u300a\u4e2a\u4eba\u6570\u636e\uff08\u9690\u79c1\uff09\u6761\u4f8b\u300b\uff08PDPO\uff09\u548c\u5176\u4ed6\u533a\u57df\u6027\u6cd5\u89c4\u8981\u6c42\u7279\u5b9a\u7684\u6280\u672f\u63a7\u5236\u548c\u6587\u6863\u8bb0\u5f55\u3002\u7406\u89e3\u548c\u5b9e\u65bd\u8fd9\u4e9b\u8981\u6c42\u5bf9\u4e8e\u4fdd\u6301\u6cd5\u5f8b\u5408\u89c4\u6027\u540c\u65f6\u786e\u4fdd\u6700\u4f73\u5b89\u5168\u6027\u81f3\u5173\u91cd\u8981\u3002 \u57fa\u672c\u7684\u5408\u89c4\u63aa\u65bd\u5305\u62ec\uff1a PDPO\u5408\u89c4\u6587\u6863\u548c\u6280\u672f\u63a7\u5236 \u8de8\u5883\u6570\u636e\u4f20\u8f93\u673a\u5236\u548c\u76d1\u63a7 \u5177\u6709\u9632\u7be1\u6539\u5b58\u50a8\u7684\u7efc\u5408\u5ba1\u8ba1\u65e5\u5fd7 \u5177\u6709\u76d1\u7ba1\u62a5\u544a\u7684\u4e8b\u4ef6\u54cd\u5e94\u7a0b\u5e8f [&#8230;]<\/p>\n<p><a class=\"btn btn-secondary understrap-read-more-link\" href=\"https:\/\/www.varidata.com\/zh-cn\/blog\/security-aspects-of-unmetered-dedicated-servers\/\">Read More&#8230;<\/a><\/p>\n","protected":false},"author":8,"featured_media":18833,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[76],"tags":[],"class_list":["post-18836","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u65e0\u9650\u6d41\u91cf\u4e13\u7528\u670d\u52a1\u5668\u7684\u5b89\u5168\u65b9\u9762<\/title>\n<meta name=\"description\" content=\"\u7f8e\u56fd\u65e0\u9650\u6d41\u91cf\u72ec\u7acb\u670d\u52a1\u5668\u7684\u5168\u9762\u5b89\u5168\u6307\u5357\u3002\u4e3a\u6280\u672f\u4e13\u4e1a\u4eba\u58eb\u8be6\u89e3\u9ad8\u7ea7\u9632\u62a4\u63aa\u65bd\u3001DDoS\u7f13\u89e3\u7b56\u7565\u548c\u5408\u89c4\u8981\u6c42\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u65e0\u9650\u6d41\u91cf\u4e13\u7528\u670d\u52a1\u5668\u7684\u5b89\u5168\u65b9\u9762\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/\" \/>\n<meta property=\"og:site_name\" content=\"Varidata Limited\" \/>\n<meta property=\"article:published_time\" content=\"2025-04-04T00:00:56+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.varidata.com\/wp-content\/uploads\/2025\/03\/va-blog-2025-04-04-blogA.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"618\" \/>\n\t<meta property=\"og:image:height\" content=\"345\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/\"},\"author\":\"Varidata\",\"headline\":\"\u65e0\u9650\u6d41\u91cf\u4e13\u7528\u670d\u52a1\u5668\u7684\u5b89\u5168\u65b9\u9762\",\"datePublished\":\"2025-04-04T00:00:56+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/\"},\"wordCount\":37,\"publisher\":{\"@id\":\"https:\/\/www.varidata.com\/zh-cn\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.varidata.com\/wp-content\/uploads\/2025\/03\/va-blog-2025-04-04-blogA.jpg\",\"articleSection\":[\"Varidata \u5b98\u65b9\u535a\u5ba2\"],\"inLanguage\":\"zh-SC\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/\",\"url\":\"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/\",\"name\":\"\u65e0\u9650\u6d41\u91cf\u4e13\u7528\u670d\u52a1\u5668\u7684\u5b89\u5168\u65b9\u9762\",\"isPartOf\":{\"@id\":\"https:\/\/www.varidata.com\/zh-cn\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.varidata.com\/wp-content\/uploads\/2025\/03\/va-blog-2025-04-04-blogA.jpg\",\"datePublished\":\"2025-04-04T00:00:56+00:00\",\"description\":\"\u7f8e\u56fd\u65e0\u9650\u6d41\u91cf\u72ec\u7acb\u670d\u52a1\u5668\u7684\u5168\u9762\u5b89\u5168\u6307\u5357\u3002\u4e3a\u6280\u672f\u4e13\u4e1a\u4eba\u58eb\u8be6\u89e3\u9ad8\u7ea7\u9632\u62a4\u63aa\u65bd\u3001DDoS\u7f13\u89e3\u7b56\u7565\u548c\u5408\u89c4\u8981\u6c42\u3002\",\"breadcrumb\":{\"@id\":\"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/#breadcrumb\"},\"inLanguage\":\"zh-SC\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-SC\",\"@id\":\"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/#primaryimage\",\"url\":\"https:\/\/www.varidata.com\/wp-content\/uploads\/2025\/03\/va-blog-2025-04-04-blogA.jpg\",\"contentUrl\":\"https:\/\/www.varidata.com\/wp-content\/uploads\/2025\/03\/va-blog-2025-04-04-blogA.jpg\",\"width\":618,\"height\":345,\"caption\":\"\u591a\u5c42\u4e13\u7528\u670d\u52a1\u5668\u5b89\u5168\u67b6\u6784\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.varidata.com\/zh-cn\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u65e0\u9650\u6d41\u91cf\u4e13\u7528\u670d\u52a1\u5668\u7684\u5b89\u5168\u65b9\u9762\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.varidata.com\/zh-cn\/#website\",\"url\":\"https:\/\/www.varidata.com\/zh-cn\/\",\"name\":\"Varidata Limited\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/www.varidata.com\/zh-cn\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.varidata.com\/zh-cn\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"zh-SC\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.varidata.com\/zh-cn\/#organization\",\"name\":\"Varidata\",\"url\":\"https:\/\/www.varidata.com\/zh-cn\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-SC\",\"@id\":\"https:\/\/www.varidata.com\/zh-cn\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.varidata.com\/wp-content\/uploads\/2021\/09\/varidata_logo_white_-748x480_hor_web-1.png\",\"contentUrl\":\"https:\/\/www.varidata.com\/wp-content\/uploads\/2021\/09\/varidata_logo_white_-748x480_hor_web-1.png\",\"width\":248,\"height\":94,\"caption\":\"Varidata\"},\"image\":{\"@id\":\"https:\/\/www.varidata.com\/zh-cn\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.varidata.com\/zh-cn\/#\/schema\/person\/3c34aa38ae273a537450afed858acbde\",\"name\":\"Debbie Ng\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-SC\",\"@id\":\"https:\/\/www.varidata.com\/zh-cn\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/9f3420f60d27329ed6e921ddaae5206353d0a7414d1abb6f1f0b32b4fd849965?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/9f3420f60d27329ed6e921ddaae5206353d0a7414d1abb6f1f0b32b4fd849965?s=96&d=mm&r=g\",\"caption\":\"Debbie Ng\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u65e0\u9650\u6d41\u91cf\u4e13\u7528\u670d\u52a1\u5668\u7684\u5b89\u5168\u65b9\u9762","description":"\u7f8e\u56fd\u65e0\u9650\u6d41\u91cf\u72ec\u7acb\u670d\u52a1\u5668\u7684\u5168\u9762\u5b89\u5168\u6307\u5357\u3002\u4e3a\u6280\u672f\u4e13\u4e1a\u4eba\u58eb\u8be6\u89e3\u9ad8\u7ea7\u9632\u62a4\u63aa\u65bd\u3001DDoS\u7f13\u89e3\u7b56\u7565\u548c\u5408\u89c4\u8981\u6c42\u3002","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/","og_locale":"zh_CN","og_type":"article","og_title":"\u65e0\u9650\u6d41\u91cf\u4e13\u7528\u670d\u52a1\u5668\u7684\u5b89\u5168\u65b9\u9762","og_url":"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/","og_site_name":"Varidata Limited","article_published_time":"2025-04-04T00:00:56+00:00","og_image":[{"width":618,"height":345,"url":"https:\/\/www.varidata.com\/wp-content\/uploads\/2025\/03\/va-blog-2025-04-04-blogA.jpg","type":"image\/jpeg"}],"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/#article","isPartOf":{"@id":"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/"},"author":"Varidata","headline":"\u65e0\u9650\u6d41\u91cf\u4e13\u7528\u670d\u52a1\u5668\u7684\u5b89\u5168\u65b9\u9762","datePublished":"2025-04-04T00:00:56+00:00","mainEntityOfPage":{"@id":"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/"},"wordCount":37,"publisher":{"@id":"https:\/\/www.varidata.com\/zh-cn\/#organization"},"image":{"@id":"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/#primaryimage"},"thumbnailUrl":"https:\/\/www.varidata.com\/wp-content\/uploads\/2025\/03\/va-blog-2025-04-04-blogA.jpg","articleSection":["Varidata \u5b98\u65b9\u535a\u5ba2"],"inLanguage":"zh-SC"},{"@type":"WebPage","@id":"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/","url":"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/","name":"\u65e0\u9650\u6d41\u91cf\u4e13\u7528\u670d\u52a1\u5668\u7684\u5b89\u5168\u65b9\u9762","isPartOf":{"@id":"https:\/\/www.varidata.com\/zh-cn\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/#primaryimage"},"image":{"@id":"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/#primaryimage"},"thumbnailUrl":"https:\/\/www.varidata.com\/wp-content\/uploads\/2025\/03\/va-blog-2025-04-04-blogA.jpg","datePublished":"2025-04-04T00:00:56+00:00","description":"\u7f8e\u56fd\u65e0\u9650\u6d41\u91cf\u72ec\u7acb\u670d\u52a1\u5668\u7684\u5168\u9762\u5b89\u5168\u6307\u5357\u3002\u4e3a\u6280\u672f\u4e13\u4e1a\u4eba\u58eb\u8be6\u89e3\u9ad8\u7ea7\u9632\u62a4\u63aa\u65bd\u3001DDoS\u7f13\u89e3\u7b56\u7565\u548c\u5408\u89c4\u8981\u6c42\u3002","breadcrumb":{"@id":"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/#breadcrumb"},"inLanguage":"zh-SC","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/"]}]},{"@type":"ImageObject","inLanguage":"zh-SC","@id":"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/#primaryimage","url":"https:\/\/www.varidata.com\/wp-content\/uploads\/2025\/03\/va-blog-2025-04-04-blogA.jpg","contentUrl":"https:\/\/www.varidata.com\/wp-content\/uploads\/2025\/03\/va-blog-2025-04-04-blogA.jpg","width":618,"height":345,"caption":"\u591a\u5c42\u4e13\u7528\u670d\u52a1\u5668\u5b89\u5168\u67b6\u6784"},{"@type":"BreadcrumbList","@id":"https:\/\/www.varidata.com\/blog-en\/security-aspects-of-unmetered-dedicated-servers\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.varidata.com\/zh-cn\/"},{"@type":"ListItem","position":2,"name":"\u65e0\u9650\u6d41\u91cf\u4e13\u7528\u670d\u52a1\u5668\u7684\u5b89\u5168\u65b9\u9762"}]},{"@type":"WebSite","@id":"https:\/\/www.varidata.com\/zh-cn\/#website","url":"https:\/\/www.varidata.com\/zh-cn\/","name":"Varidata Limited","description":"","publisher":{"@id":"https:\/\/www.varidata.com\/zh-cn\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.varidata.com\/zh-cn\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"zh-SC"},{"@type":"Organization","@id":"https:\/\/www.varidata.com\/zh-cn\/#organization","name":"Varidata","url":"https:\/\/www.varidata.com\/zh-cn\/","logo":{"@type":"ImageObject","inLanguage":"zh-SC","@id":"https:\/\/www.varidata.com\/zh-cn\/#\/schema\/logo\/image\/","url":"https:\/\/www.varidata.com\/wp-content\/uploads\/2021\/09\/varidata_logo_white_-748x480_hor_web-1.png","contentUrl":"https:\/\/www.varidata.com\/wp-content\/uploads\/2021\/09\/varidata_logo_white_-748x480_hor_web-1.png","width":248,"height":94,"caption":"Varidata"},"image":{"@id":"https:\/\/www.varidata.com\/zh-cn\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.varidata.com\/zh-cn\/#\/schema\/person\/3c34aa38ae273a537450afed858acbde","name":"Debbie Ng","image":{"@type":"ImageObject","inLanguage":"zh-SC","@id":"https:\/\/www.varidata.com\/zh-cn\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/9f3420f60d27329ed6e921ddaae5206353d0a7414d1abb6f1f0b32b4fd849965?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/9f3420f60d27329ed6e921ddaae5206353d0a7414d1abb6f1f0b32b4fd849965?s=96&d=mm&r=g","caption":"Debbie Ng"}}]}},"_links":{"self":[{"href":"https:\/\/www.varidata.com\/zh-cn\/wp-json\/wp\/v2\/posts\/18836","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.varidata.com\/zh-cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.varidata.com\/zh-cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.varidata.com\/zh-cn\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/www.varidata.com\/zh-cn\/wp-json\/wp\/v2\/comments?post=18836"}],"version-history":[{"count":2,"href":"https:\/\/www.varidata.com\/zh-cn\/wp-json\/wp\/v2\/posts\/18836\/revisions"}],"predecessor-version":[{"id":19314,"href":"https:\/\/www.varidata.com\/zh-cn\/wp-json\/wp\/v2\/posts\/18836\/revisions\/19314"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.varidata.com\/zh-cn\/wp-json\/wp\/v2\/media\/18833"}],"wp:attachment":[{"href":"https:\/\/www.varidata.com\/zh-cn\/wp-json\/wp\/v2\/media?parent=18836"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.varidata.com\/zh-cn\/wp-json\/wp\/v2\/categories?post=18836"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.varidata.com\/zh-cn\/wp-json\/wp\/v2\/tags?post=18836"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}