{"id":67773,"date":"2025-12-03T10:37:25","date_gmt":"2025-12-03T02:37:25","guid":{"rendered":"https:\/\/www.dataplugs.com\/dnssec-implementation-securing-dns-infrastructure-on-servers\/"},"modified":"2025-12-03T10:39:25","modified_gmt":"2025-12-03T02:39:25","slug":"dnssec-implementation-securing-dns-infrastructure-on-servers","status":"publish","type":"post","link":"https:\/\/www.dataplugs.com\/sc\/dnssec-implementation-securing-dns-infrastructure-on-servers\/","title":{"rendered":"DNSSEC \u5b9e\u65bd\uff1a\u4fdd\u969c\u670d\u52a1\u5668 DNS \u57fa\u7840\u8bbe\u65bd\u5b89\u5168"},"content":{"rendered":"<p>\u670d\u52a1\u5668\u7ba1\u7406\u5458\u4ee5\u53ca\u8fd0\u8425\u5728\u7ebf\u670d\u52a1\u7684\u4f01\u4e1a\uff0c\u957f\u671f\u9762\u4e34 DNS \u6f0f\u6d1e\u5e26\u6765\u7684\u98ce\u9669\uff0c\u5305\u62ec\u57df\u540d\u52ab\u6301\u3001\u7f13\u5b58\u6295\u6bd2\uff08Cache Poisoning\uff09\u6216\u672a\u6388\u6743\u7684\u6d41\u91cf\u91cd\u5b9a\u5411\u3002\u8fd9\u4e9b\u5a01\u80c1\u7531\u4e8e\u4f20\u7edf DNS \u534f\u8bae\u7f3a\u4e4f\u8ba4\u8bc1\u673a\u5236\u800c\u8fdb\u4e00\u6b65\u52a0\u5267\u3002DNS \u5b89\u5168\u6269\u5c55\uff08DNSSEC\uff09\u6b63\u662f\u9488\u5bf9\u8fd9\u4e9b\u8584\u5f31\u73af\u8282\uff0c\u5c06\u52a0\u5bc6\u9a8c\u8bc1\uff08Cryptographic Validation\uff09\u5d4c\u5165\u5230 DNS \u8bb0\u5f55\u4e2d\uff0c\u786e\u4fdd\u6bcf\u4e2a DNS \u54cd\u5e94\u90fd\u7ecf\u8fc7\u7b7e\u540d\u5e76\u4e14\u53ef\u88ab\u9a8c\u8bc1\uff0c\u4ece\u800c\u6709\u6548\u963b\u6b62\u653b\u51fb\u8005\u5728\u6570\u636e\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u4f2a\u9020\u6216\u7be1\u6539 DNS \u6570\u636e\u3002\u672c\u6587\u5c06\u4e3a\u4f60\u63d0\u4f9b DNSSEC \u5b9e\u65bd\u3001\u914d\u7f6e\u53ca\u7ef4\u62a4\u5b89\u5168 DNS 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\u6839\u3001\u9876\u7ea7\u57df\u53ca\u4f60\u7684\u57df\u540d\u4e32\u8054\uff0c\u786e\u4fdd\u6570\u636e\u4ece\u5934\u5230\u5c3e\u5b8c\u6574\u65e0\u635f\u3002<\/p>\n<h2><strong>DNSSEC \u5b9e\u65bd\u6838\u5fc3\u8981\u7d20<\/strong><\/h2>\n<p><strong>\u533a\u57df\u7b7e\u540d\u5bc6\u94a5\uff08ZSK\uff09\u548c\u5bc6\u94a5\u7b7e\u540d\u5bc6\u94a5\uff08KSK\uff09\uff1a<\/strong><strong><br \/><\/strong> ZSK \u7528\u4e8e\u7b7e\u7f72 DNS \u533a\u57df\u5185\u6240\u6709\u8bb0\u5f55\uff0c\u800c KSK \u53ea\u7b7e\u7f72\u5bc6\u94a5\u96c6\u5408\u672c\u8eab\u3002\u8fd9\u79cd\u5206\u79bb\u8bbe\u8ba1\u8ba9\u5bc6\u94a5\u8f6e\u6362\u66f4\u7b80\u5355\uff0c\u4e5f\u63d0\u5347\u7ba1\u7406\u5b89\u5168\u6027\u3002<\/p>\n<p><strong>Delegation Signer\uff08DS\uff09\u8bb0\u5f55\uff1a<\/strong><strong><br \/><\/strong> DS \u8bb0\u5f55\u5c06\u4f60\u7684\u57df\u540d KSK \u8fde\u63a5\u5230\u4e0a\u5c42 DNS \u533a\u57df\uff0c\u786e\u7acb\u4fe1\u4efb\u94fe\u7684\u9a8c\u8bc1\u94fe\u63a5\u3002<\/p>\n<p><strong>Resource Record Signatures\uff08RRSIG\uff09\uff1a<\/strong><strong><br \/><\/strong> \u6bcf\u4e2a DNS \u54cd\u5e94\u90fd\u4f1a\u9644\u5e26 RRSIG \u8bb0\u5f55\uff0c\u89e3\u6790\u5668\u53ef\u7528\u516c\u5f00\u5bc6\u94a5\u9a8c\u8bc1\u6570\u636e\u5408\u6cd5\u6027\u3002<\/p>\n<p><strong>NSEC\/NSEC3\uff08\u4e0d\u5b58\u5728\u8ba4\u8bc1\uff09\uff1a<\/strong><strong><br \/><\/strong> \u8fd9\u7c7b\u8bb0\u5f55\u7528\u6765\u8bc1\u660e\u67d0\u4e2a DNS \u6761\u76ee\u786e\u5b9e\u4e0d\u5b58\u5728\uff0c\u9632\u6b62\u653b\u51fb\u8005\u4f2a\u9020\u8d1f\u9762\u54cd\u5e94\u6216\u8fdb\u884c\u533a\u57df\u679a\u4e3e\u3002<\/p>\n<h2><strong>DNSSEC \u914d\u7f6e\uff1a\u9010\u6b65\u6700\u4f73\u5b9e\u8df5<\/strong><\/h2>\n<ol>\n<li><strong>\u57fa\u7840\u8bbe\u65bd\u53ca\u7b56\u7565\u51c6\u5907<\/strong><\/li>\n<\/ol>\n<ul>\n<li>\u786e\u8ba4\u57df\u540d\u6ce8\u518c\u5546\u548c DNS \u6258\u7ba1\u670d\u52a1\u5546\u652f\u6301 DNSSEC \u5e76\u53ef\u53d1\u5e03 DS \u8bb0\u5f55<\/li>\n<li>\u68c0\u67e5\u73b0\u6709 DNS 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\u90e8\u7f72\u72b6\u6001<\/li>\n<li>\u53ca\u65f6\u5904\u7406\u7b7e\u540d\u8fc7\u671f\u3001DS \u8bb0\u5f55\u9519\u8bef\u6216 EDNS \u5305\u9650\u5236\u7b49\u5e38\u89c1\u95ee\u9898<\/li>\n<\/ul>\n<h2><strong>\u7ef4\u62a4\u4e0e\u5b89\u5168\u6700\u4f73\u5b9e\u8df5<\/strong><\/h2>\n<ul>\n<li>\u81ea\u52a8\u5316 ZSK\/KSK \u8f6e\u6362\uff0c\u51cf\u5c11\u4eba\u4e3a\u5931\u8bef<\/li>\n<li>\u4f9d\u8d56 IANA \u7b49\u6743\u5a01\u673a\u6784\u53d1\u5e03\u7684\u6700\u65b0\u4fe1\u4efb\u951a\uff08Root Trust Anchor\uff09<\/li>\n<li>\u4fdd\u6301 DNS \u670d\u52a1\u5668\u8f6f\u4ef6\u6700\u65b0\uff0c\u83b7\u53d6\u5b89\u5168\u8865\u4e01\u53ca\u65b0\u529f\u80fd<\/li>\n<li>\u5b9a\u671f\u57f9\u8bad\u76f8\u5173\u4eba\u5458\uff0c\u719f\u6089 DNSSEC \u6982\u5ff5\u3001\u64cd\u4f5c\u6d41\u7a0b\u53ca\u4e8b\u4ef6\u54cd\u5e94<\/li>\n<li>\u8be6\u7ec6\u8bb0\u5f55\u6240\u6709 DNSSEC 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\u9700\u6c42\uff0c\u5305\u62ec\u5feb\u901f\u6545\u969c\u5207\u6362\u3001\u4f4e\u5ef6\u8fdf\u8fde\u63a5\u3001\u9ad8\u5408\u89c4\u6027\u548c\u9ad8\u53ef\u7528\u6027\uff0c\u8ba9\u4f01\u4e1a\u66f4\u6613\u90e8\u7f72 DNSSEC\u3001\u4fdd\u7ba1\u5bc6\u94a5\uff0c\u786e\u4fdd DNS \u8fd0\u884c\u4e0d\u53d7\u8d44\u6e90\u7ade\u4e89\u6216\u7f51\u7edc\u4e0d\u7a33\u5b9a\u5f71\u54cd\u3002<\/p>\n<h2><strong>DNSSEC \u4e0e\u5408\u89c4\u8981\u6c42<\/strong><\/h2>\n<p>\u5b8c\u5584\u7684 DNSSEC \u90e8\u7f72\u4e0d\u4ec5\u63d0\u5347\u5b89\u5168\u6027\uff0c\u4e5f\u6709\u52a9\u4e8e\u7b26\u5408\u6cd5\u89c4\uff08\u5982 GDPR\u3001PCI-DSS\u3001\u672c\u5730\u6570\u636e\u6cd5\u89c4\uff09\u5bf9\u6570\u636e\u771f\u5b9e\u6027\u3001\u5b8c\u6574\u6027\u548c\u97e7\u6027\u7684\u8981\u6c42\u3002\u5f53\u524d\u4e0d\u5c11\u6cd5\u89c4\u6846\u67b6\u8981\u6c42\u4f01\u4e1a\u80fd\u591f\u5c55\u793a\u9632\u5fa1 DNS \u653b\u51fb\u7684\u63aa\u65bd\u3002\u6301\u7eed\u7ef4\u62a4 DNSSEC\uff0c\u914d\u5408\u5b9a\u671f\u5ba1\u8ba1\u548c\u8bb0\u5f55\uff0c\u6709\u52a9\u4e8e\u5408\u89c4\u62a5\u544a\u5e76\u964d\u4f4e\u8fdd\u89c4\u98ce\u9669\u3002<\/p>\n<h2><strong>DNSSEC \u5b9e\u65bd\u7684\u6311\u6218\u4e0e\u5e38\u89c1\u9677\u9631<\/strong><\/h2>\n<p>\u867d\u7136 DNSSEC \u6210\u6548\u663e\u8457\uff0c\u4f46\u5b9e\u65bd\u8fc7\u7a0b\u4e2d\u4e5f\u5e38\u9047\u5230\u6311\u6218\uff0c\u5982\u6ce8\u518c\u5546\u6216 DNS \u670d\u52a1\u5546\u652f\u6301\u4e0d\u5168\u3001DS \u8bb0\u5f55\u63d0\u4ea4\u9519\u8bef\u3001\u5bc6\u94a5\u8f6e\u6362\u64cd\u4f5c\u590d\u6742\u7b49\u3002DNSSEC 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