{"id":93544,"date":"2018-10-20T02:03:32","date_gmt":"2018-10-20T09:03:32","guid":{"rendered":"https:\/\/www.paloaltonetworks.com\/blog\/?p=93544"},"modified":"2018-10-16T21:54:10","modified_gmt":"2018-10-17T04:54:10","slug":"define-protect-surface-massively-reduce-attack-surface","status":"publish","type":"post","link":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/2018\/10\/define-protect-surface-massively-reduce-attack-surface\/?lang=zh-hant","title":{"rendered":"\u754c\u5b9a\u4fdd\u8b77\u7bc4\u570d\u4ee5\u5927\u5e45\u7e2e\u5c0f\u653b\u64ca\u7bc4\u570d"},"content":{"rendered":"

\u5728\u7db2\u8def\u5b89\u5168\u65b9\u9762\uff0c\u6709\u4e00\u4ef6\u5927\u5bb6\u90fd\u6703\u95dc\u6ce8\u7684\u4e8b\u60c5\uff0c\u5c31\u662f\u754c\u5b9a\u9700\u8981\u4fdd\u8b77\u7684\u5167\u5bb9\u3002\u6211\u5011\u7684\u5171\u8b58\u662f\u8981\u9632\u79a6\u653b\u64ca\uff0c\u4f46\u662f\u653b\u64ca\u90fd\u6709\u81ea\u5df1\u7684\u76ee\u6a19\u3002\u9019\u500b\u76ee\u6a19\u662f\u4ec0\u9ebc\uff1f<\/p>\n

\u591a\u5e74\u4f86\uff0c\u6211\u5011\u4e00\u76f4\u5728\u52aa\u529b\u7e2e\u5c0f\u653b\u64ca\u7bc4\u570d\uff0c\u4f46\u653b\u64ca\u7bc4\u570d\u537b\u6709\u9ede\u50cf\u5b87\u5b99\u4e00\u6a23\uff0c\u4e0d\u65b7\u64f4\u5f35\u3002\u6bcf\u9805\u65b0\u6280\u8853\u90fd\u6703\u5e36\u4f86\u4e00\u7cfb\u5217\u65b0\u7684\u554f\u984c\u548c\u5f31\u9ede\u3002\u6700\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u7269\u806f\u7db2\u5c0e\u81f4\u653b\u64ca\u7bc4\u570d\u5927\u5e45\u64f4\u5927\u3002\u65b0\u767c\u73fe\u7684\u5f31\u9ede (\u4f8b\u5982\u6676\u7247\u7d44\u653b\u64ca\u7684\u6f5b\u5728\u5f31\u9ede Spectre \u548c Meltdown<\/a>) \u5c0e\u81f4\u5e7e\u4e4e\u6bcf\u500b\u73fe\u4eca\u7684\u904b\u7b97\u7cfb\u7d71\u90fd\u6dea\u70ba\u6574\u500b\u653b\u64ca\u7bc4\u570d\u7684\u4e00\u90e8\u4efd\u3002<\/p>\n

\"\"<\/span><\/div><\/p>\n

\u96f6\u4fe1\u4efb\u4e26\u4e0d\u95dc\u6ce8\u5b8f\u89c0\u5c64\u9762\u7684\u653b\u64ca\u7bc4\u570d\uff0c\u800c\u662f\u78ba\u5b9a\u9700\u8981\u4fdd\u8b77\u7684\u5167\u5bb9\uff1a\u76e1\u53ef\u80fd\u7e2e\u5c0f\u653b\u64ca\u7bc4\u570d\u6216\u4fdd\u8b77\u7bc4\u570d\u3002\u901a\u5e38\uff0c\u96f6\u4fe1\u4efb\u7db2\u8def\u4f9d\u64da\u4e0b\u5217\u56db\u9805 (\u4ee5\u9996\u5b57\u6bcd\u7e2e\u7565\u8a5e DAAS \u8868\u793a) \u7684\u81f3\u5c11\u4e00\u9805\u754c\u5b9a\u4fdd\u8b77\u7bc4\u570d\uff1a<\/p>\n

    \n
  • \u6578\u64da (D<\/strong>ata)\uff1a\u9700\u8981\u4fdd\u8b77\u54ea\u4e9b\u6578\u64da\uff1f<\/em><\/li>\n
  • \u61c9\u7528\u7a0b\u5f0f (A<\/strong>pplication)\uff1a\u54ea\u4e9b\u61c9\u7528\u7a0b\u5f0f\u4f7f\u7528\u654f\u611f\u8cc7\u8a0a\uff1f<\/em><\/li>\n
  • \u8cc7\u7522 (A<\/strong>sset)\uff1a\u54ea\u7a2e\u8cc7\u7522\u6700\u654f\u611f\uff1f<\/em><\/li>\n
  • \u670d\u52d9 (S<\/strong>ervice)\uff1a\u54ea\u4e9b\u670d\u52d9 (\u4f8b\u5982 DNS\u3001DHCP \u548c Active Directory) \u906d\u5165\u4fb5\u5f8c\u53ef\u4ee5\u7528\u4f86\u7834\u58de\u6b63\u5e38\u7684 IT \u904b\u4f5c\uff1f<\/em><\/li>\n<\/ul>\n

    \u6240\u5e78\uff0c\u4fdd\u8b77\u7bc4\u570d\u4e0d\u50c5\u898f\u6a21\u6bd4\u6574\u500b\u653b\u64ca\u7bc4\u570d\u5c0f\uff0c\u800c\u4e14\u5f88\u5bb9\u6613\u5f97\u77e5\u3002\u60a8\u53ef\u80fd\u4e0d\u77e5\u9053\u76ee\u524d\u7684\u7bc4\u570d\u61c9\u8a72\u591a\u5927\uff0c\u4f46\u662f\u60a8\u4e00\u5b9a\u80fd\u627e\u5230\u7b54\u6848\u3002\u5927\u591a\u6578\u7d44\u7e54\u90fd\u7121\u6cd5\u771f\u6b63\u754c\u5b9a\u653b\u64ca\u7bc4\u570d\uff0c\u56e0\u6b64\u5617\u8a66\u6ef2\u900f\u7684\u653b\u64ca\u8005\u5f97\u4ee5\u5b8c\u6210\u5165\u4fb5\u3002\u6709\u8a31\u591a\u65b9\u6cd5\u53ef\u4ee5\u5165\u4fb5\u7d44\u7e54\u5de8\u5927\u7684\u4fdd\u8b77\u7bc4\u570d\u3002\u56e0\u6b64\u5efa\u7acb\u5927\u578b\u5468\u908a\u5b89\u5168\u65b9\u6cd5\u7684\u69cb\u60f3\u7d93\u8b49\u5be6\u7121\u6cd5\u53d6\u5f97\u6210\u529f\u3002\u5728\u820a\u7684\u6a21\u578b\u4e2d\uff0c\u9632\u706b\u7246\u548c\u5165\u4fb5\u9632\u79a6\u6280\u8853\u7b49\u63a7\u5236\u63aa\u65bd\u88ab\u63a8\u5230\u7db2\u8def\u5468\u908a\uff0c\u76e1\u53ef\u80fd\u9060\u96e2\u4fdd\u8b77\u7bc4\u570d\u3002<\/p>\n

    \u96f6\u4fe1\u4efb\u6703\u754c\u5b9a\u4fdd\u8b77\u7bc4\u570d\uff0c\u5c07\u63a7\u5236\u63aa\u65bd\u76e1\u53ef\u80fd\u79fb\u52d5\u5230\u4fdd\u8b77\u7bc4\u570d\u9644\u8fd1\uff0c\u4ee5\u754c\u5b9a\u5fae\u578b\u5468\u908a\u3002\u904b\u7528\u65b0\u4e16\u4ee3\u6280\u8853\u4f5c\u70ba\u5340\u9694\u9598\u9053\uff0c\u6211\u5011\u53ef\u4ee5\u5728\u7b2c 7 \u5c64\u653f\u7b56\u4e2d\u9032\u884c\u7db2\u8def\u5340\u9694\uff0c\u4e26\u7cbe\u78ba\u63a7\u5236\u9032\u51fa\u5fae\u578b\u5468\u908a\u7684\u6d41\u91cf\u3002\u5be6\u969b\u4e0a\uff0c\u6975\u5c11\u6578\u4f7f\u7528\u8005\u6216\u8cc7\u6e90\u624d\u9700\u8981\u5b58\u53d6\u74b0\u5883\u4e2d\u7684\u654f\u611f\u6578\u64da\u6216\u8cc7\u7522\u3002\u900f\u904e\u64ec\u5b9a\u6709\u9650\u3001\u7cbe\u78ba\u4e14\u6613\u65bc\u7406\u89e3\u7684\u653f\u7b56\u8072\u660e\uff0c\u6211\u5011\u53ef\u4ee5\u9650\u5236\u653b\u64ca\u8005\u6210\u529f\u767c\u52d5\u7db2\u8def\u653b\u64ca\u7684\u80fd\u529b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

    \u5728\u7db2\u8def\u5b89\u5168\u65b9\u9762\uff0c\u6709\u4e00\u4ef6\u5927\u5bb6\u90fd\u6703\u95dc\u6ce8\u7684\u4e8b\u60c5\uff0c\u5c31\u662f\u754c\u5b9a\u9700\u8981\u4fdd\u8b77\u7684\u5167\u5bb9\u3002\u6211\u5011\u7684\u5171\u8b58\u662f\u8981\u9632\u79a6\u653b\u64ca\uff0c\u4f46\u662f\u653b\u64ca\u90fd\u6709\u81ea\u5df1\u7684\u76ee\u6a19\u3002\u9019\u500b\u76ee\u6a19\u662f\u4ec0\u9ebc\uff1f \u591a\u5e74\u4f86\uff0c\u6211\u5011\u4e00\u76f4\u5728\u52aa\u529b\u7e2e\u5c0f\u653b\u64ca\u7bc4\u570d\uff0c\u4f46\u653b\u64ca\u7bc4\u570d\u537b\u6709\u9ede\u50cf\u5b87\u5b99\u4e00\u6a23\uff0c\u4e0d\u65b7\u64f4\u5f35\u3002\u6bcf\u9805\u65b0\u6280\u8853\u90fd\u6703\u5e36\u4f86\u4e00\u7cfb\u5217\u65b0\u7684\u554f\u984c\u548c\u5f31\u9ede\u3002\u6700\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u7269\u806f\u7db2\u5c0e\u81f4\u653b\u64ca\u7bc4\u570d\u5927\u5e45\u64f4\u5927\u3002\u65b0\u767c\u73fe\u7684\u5f31\u9ede (\u4f8b\u5982\u6676\u7247\u7d44\u653b\u64ca\u7684\u6f5b\u5728\u5f31\u9ede Spectre \u548c Meltdown) \u5c0e\u81f4\u5e7e\u4e4e\u6bcf\u500b\u73fe\u4eca\u7684\u904b\u7b97\u7cfb\u7d71\u90fd\u6dea\u70ba\u6574\u500b\u653b\u64ca\u7bc4\u570d\u7684\u4e00\u90e8\u4efd\u3002 \u96f6\u4fe1\u4efb\u4e26\u4e0d\u95dc\u6ce8\u5b8f\u89c0\u5c64\u9762\u7684\u653b\u64ca\u7bc4\u570d\uff0c\u800c\u662f\u78ba\u5b9a\u9700\u8981\u4fdd\u8b77\u7684\u5167\u5bb9\uff1a\u76e1\u53ef\u80fd\u7e2e\u5c0f\u653b\u64ca\u7bc4\u570d\u6216\u4fdd\u8b77\u7bc4\u570d\u3002\u901a\u5e38\uff0c\u96f6\u4fe1\u4efb\u7db2\u8def\u4f9d\u64da\u4e0b\u5217\u56db\u9805 (\u4ee5\u9996\u5b57\u6bcd\u7e2e\u7565\u8a5e DAAS \u8868\u793a) \u7684\u81f3\u5c11\u4e00\u9805\u754c\u5b9a\u4fdd\u8b77\u7bc4\u570d\uff1a \u6578\u64da (Data)\uff1a\u9700\u8981\u4fdd\u8b77\u54ea\u4e9b\u6578\u64da\uff1f \u61c9\u7528\u7a0b\u5f0f (Application)\uff1a\u54ea\u4e9b\u61c9\u7528\u7a0b\u5f0f\u4f7f\u7528\u654f\u611f\u8cc7\u8a0a\uff1f \u8cc7\u7522 (Asset)\uff1a\u54ea\u7a2e\u8cc7\u7522\u6700\u654f\u611f\uff1f \u670d\u52d9 (Service)\uff1a\u54ea\u4e9b\u670d\u52d9 (\u4f8b\u5982 DNS\u3001DHCP \u548c Active Directory) \u906d\u5165\u4fb5\u5f8c\u53ef\u4ee5\u7528\u4f86\u7834\u58de\u6b63\u5e38\u7684 IT \u904b\u4f5c\uff1f \u6240\u5e78\uff0c\u4fdd\u8b77\u7bc4\u570d\u4e0d\u50c5\u898f\u6a21\u6bd4\u6574\u500b\u653b\u64ca\u7bc4\u570d\u5c0f\uff0c\u800c\u4e14\u5f88\u5bb9\u6613\u5f97\u77e5\u3002\u60a8\u53ef\u80fd\u4e0d\u77e5\u9053\u76ee\u524d\u7684\u7bc4\u570d\u61c9\u8a72\u591a\u5927\uff0c\u4f46\u662f\u60a8\u4e00\u5b9a\u80fd\u627e\u5230\u7b54\u6848\u3002\u5927\u591a\u6578\u7d44\u7e54\u90fd\u7121\u6cd5\u771f\u6b63\u754c\u5b9a\u653b\u64ca\u7bc4\u570d\uff0c\u56e0\u6b64\u5617\u8a66\u6ef2\u900f\u7684\u653b\u64ca\u8005\u5f97\u4ee5\u5b8c\u6210\u5165\u4fb5\u3002\u6709\u8a31\u591a\u65b9\u6cd5\u53ef\u4ee5\u5165\u4fb5\u7d44\u7e54\u5de8\u5927\u7684\u4fdd\u8b77\u7bc4\u570d\u3002\u56e0\u6b64\u5efa\u7acb\u5927\u578b\u5468\u908a\u5b89\u5168\u65b9\u6cd5\u7684\u69cb\u60f3\u7d93\u8b49\u5be6\u7121\u6cd5\u53d6\u5f97\u6210\u529f\u3002\u5728\u820a\u7684\u6a21\u578b\u4e2d\uff0c\u9632\u706b\u7246\u548c\u5165\u4fb5\u9632\u79a6\u6280\u8853\u7b49\u63a7\u5236\u63aa\u65bd\u88ab\u63a8\u5230\u7db2\u8def\u5468\u908a\uff0c\u76e1\u53ef\u80fd\u9060\u96e2\u4fdd\u8b77\u7bc4\u570d\u3002 \u96f6\u4fe1\u4efb\u6703\u754c\u5b9a\u4fdd\u8b77\u7bc4\u570d\uff0c\u5c07\u63a7\u5236\u63aa\u65bd\u76e1\u53ef\u80fd\u79fb\u52d5\u5230\u4fdd\u8b77\u7bc4\u570d\u9644\u8fd1\uff0c\u4ee5\u754c\u5b9a\u5fae\u578b\u5468\u908a\u3002\u904b\u7528\u65b0\u4e16\u4ee3\u6280\u8853\u4f5c\u70ba\u5340\u9694\u9598\u9053\uff0c\u6211\u5011\u53ef\u4ee5\u5728\u7b2c 7 \u5c64\u653f\u7b56\u4e2d\u9032\u884c\u7db2\u8def\u5340\u9694\uff0c\u4e26\u7cbe\u78ba\u63a7\u5236\u9032\u51fa\u5fae\u578b\u5468\u908a\u7684\u6d41\u91cf\u3002\u5be6\u969b\u4e0a\uff0c\u6975\u5c11\u6578\u4f7f\u7528\u8005\u6216\u8cc7\u6e90\u624d\u9700\u8981\u5b58\u53d6\u74b0\u5883\u4e2d\u7684\u654f\u611f\u6578\u64da\u6216\u8cc7\u7522\u3002\u900f\u904e\u64ec\u5b9a\u6709\u9650\u3001\u7cbe\u78ba\u4e14\u6613\u65bc\u7406\u89e3\u7684\u653f\u7b56\u8072\u660e\uff0c\u6211\u5011\u53ef\u4ee5\u9650\u5236\u653b\u64ca\u8005\u6210\u529f\u767c\u52d5\u7db2\u8def\u653b\u64ca\u7684\u80fd\u529b\u3002<\/p>\n","protected":false},"author":391,"featured_media":86660,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3543],"tags":[],"coauthors":[4243],"class_list":["post-93544","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-3543"],"jetpack_featured_media_url":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-content\/uploads\/2018\/08\/thought-bubble-blog-feature-img-650x300.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-json\/wp\/v2\/posts\/93544","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-json\/wp\/v2\/users\/391"}],"replies":[{"embeddable":true,"href":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-json\/wp\/v2\/comments?post=93544"}],"version-history":[{"count":2,"href":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-json\/wp\/v2\/posts\/93544\/revisions"}],"predecessor-version":[{"id":93558,"href":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-json\/wp\/v2\/posts\/93544\/revisions\/93558"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-json\/wp\/v2\/media\/86660"}],"wp:attachment":[{"href":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-json\/wp\/v2\/media?parent=93544"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-json\/wp\/v2\/categories?post=93544"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-json\/wp\/v2\/tags?post=93544"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/wp-json\/wp\/v2\/coauthors?post=93544"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}