{"id":1049,"date":"2022-03-02T23:09:02","date_gmt":"2022-03-02T15:09:02","guid":{"rendered":"http:\/\/eotstxtab.top\/?p=1049"},"modified":"2022-08-12T17:27:44","modified_gmt":"2022-08-12T09:27:44","slug":"%e5%8e%8b%e7%bc%a9%e5%8f%af%e6%92%a4%e9%94%80%e5%8a%a0%e5%af%86%ef%bc%88csre%ef%bc%89%e5%b0%8f%e8%ae%b0","status":"publish","type":"post","link":"http:\/\/43.142.23.155\/?p=1049","title":{"rendered":"\u538b\u7f29\u53ef\u64a4\u9500\u52a0\u5bc6\uff08CSRE\uff09\u5c0f\u8bb0"},"content":{"rendered":"\n<p style=\"font-size:30px\">\u4e00\u3001\u538b\u7f29\u53ef\u64a4\u9500\u52a0\u5bc6\u7684\u57fa\u672c\u90e8\u4ef6<\/p>\n\n\n\n<p class=\"has-medium-font-size\">1\u3001\u5e03\u9686\u8fc7\u6ee4\u5668\uff08Bloom Filter, BF\uff09<\/p>\n\n\n\n<p>\u5f62\u5f0f\u5316\u5b9a\u4e49\uff1a<\/p>\n\n\n\n<p>BF.Gen(b, h)\uff1aBF\u7684\u6784\u9020\u4e0e\u521d\u59cb\u5316\uff0c\u6570\u7ec4\u5143\u7d20\u521d\u59cb\u7f6e0\uff1b<\/p>\n\n\n\n<p>b\uff1a\u6570\u7ec4\u957f\u5ea6b-bit\uff0ch\uff1aHash\u51fd\u6570\u4e2a\u6570<\/p>\n\n\n\n<p>BF.Upd(H, B, x)\uff1a\u66f4\u65b0\u51fd\u6570<\/p>\n\n\n\n<p>BF.Check(H, B, x)\uff1a\u6821\u9a8c\u51fd\u6570<\/p>\n\n\n\n<p>BF.Upd(H, B, x)\uff1a\u66f4\u65b0\u51fd\u6570<\/p>\n\n\n\n<p>BF.Check(H, B, x)\uff1a\u6821\u9a8c\u51fd\u6570<\/p>\n\n\n\n<p>\u5e03\u9686\u8fc7\u6ee4\u5668\u7531\u4e00\u4e2a\u4e8c\u8fdb\u5236 b-bit \u6570\u7ec4\u548c h \u4e2a\u54c8\u5e0c\u51fd\u6570\u7ec4\u6210\uff0c\u6570\u7ec4\u521d\u59cb\u5316\u65f6\u5168\u90e8\u7f6e\u4e3a0\u3002\u5f53\u66f4\u65b0\u4e00\u4e2a\u5f85\u67e5\u8be2\u7684\u5143\u7d20\u65f6\uff0c\u8fd9\u4e2a\u5143\u7d20\u4f1a\u901a\u8fc7\u54c8\u5e0c\u51fd\u6570\u6620\u5c04\u51fa h \u4e2a\u503c\uff0c\u5e76\u5c06\u6570\u7ec4\u7684\u5bf9\u5e94\u4f4d\u7f6e\u4e3a1\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-18.png\" alt=\"\" class=\"wp-image-1060\" width=\"689\" height=\"224\" srcset=\"http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-18.png 614w, http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-18-300x98.png 300w\" sizes=\"auto, (max-width: 689px) 100vw, 689px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-medium-font-size\">2\u3001\u7a7f\u523a\u4f2a\u968f\u673a\u51fd\u6570\uff08Puncturable, PRF\uff09<\/p>\n\n\n\n<p>\u5f62\u5f0f\u5316\u5b9a\u4e49\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"718\" height=\"187\" src=\"http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-19.png\" alt=\"\" class=\"wp-image-1062\" srcset=\"http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-19.png 718w, http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-19-300x78.png 300w, http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-19-670x174.png 670w\" sizes=\"auto, (max-width: 718px) 100vw, 718px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"614\" height=\"114\" src=\"http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-20.png\" alt=\"\" class=\"wp-image-1064\" srcset=\"http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-20.png 614w, http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-20-300x56.png 300w\" sizes=\"auto, (max-width: 614px) 100vw, 614px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-medium-font-size\">3\u3001\u7a7f\u523a\u52a0\u5bc6\uff08 Puncturable Encryption, PE\uff09<\/p>\n\n\n\n<p>\u5f62\u5f0f\u5316\u5b9a\u4e49\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"715\" height=\"214\" src=\"http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-21.png\" alt=\"\" class=\"wp-image-1067\" srcset=\"http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-21.png 715w, http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-21-300x90.png 300w, http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-21-670x201.png 670w\" sizes=\"auto, (max-width: 715px) 100vw, 715px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"695\" height=\"287\" src=\"http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-22.png\" alt=\"\" class=\"wp-image-1068\" srcset=\"http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-22.png 695w, http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-22-300x124.png 300w, http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-22-670x277.png 670w\" sizes=\"auto, (max-width: 695px) 100vw, 695px\" \/><\/figure><\/div>\n\n\n\n<p style=\"font-size:30px\">\u4e8c\u3001\u538b\u7f29\u53ef\u64a4\u9500\u52a0\u5bc6<\/p>\n\n\n\n<p class=\"has-medium-font-size\">\uff08Compressed Symmetric Revocable Encryption\uff09<\/p>\n\n\n\n<p class=\"has-medium-font-size\">1\u3001\u538b\u7f29\u64a4\u9500\uff08 Compressed Revocation\uff09\u7279\u6027 \uff1a<\/p>\n\n\n\n<p>\u4ec5\u91c7\u7528\u4f20\u7edf PE \u5b9e\u73b0\u524d\u540e\u5411\u5b89\u5168\u7684 DSSE \u9762\u4e34\u4e24\u4e2a\u95ee\u9898\uff1a<strong>\u5b58\u50a8\u7a7a\u95f4\u7684\u9ad8\u9700\u6c42\u548c\u901a\u4fe1\u5e26\u5bbd\u7684\u9ad8\u9700\u6c42\u3002 <\/strong><\/p>\n\n\n\n<p>\u672c\u8bba\u6587\u91c7\u7528\u7684 \u672c\u8bba\u6587\u91c7\u7528\u7684 SRE \u57fa\u4e8e multi-Punc PRF\uff0cSSE\u548c BF\uff0c\u4f46\u662f\u4e0e BFE \u672c\u8d28\u7684\u4e0d\u540c\u5728\u4e8e<strong>\u7528\u64a4\u9500\u5bc6\u94a5\u89e3\u7684\u65b9\u5f0f<\/strong>\u3002\u672c\u8bba\u6587\u4e2d<strong>\u521d\u59cb\u5bc6\u94a5\u72ec\u7acb\u4e8eBF\uff0cBF\u4ec5\u7528\u4e8e\u8bb0\u5f55\u4e0e\u538b\u7f29<\/strong>\uff0c\u540c\u65f6\u5728\u5bc6\u94a5\u64a4\u9500\u9636\u6bb5\u5229\u7528<strong>multi-Punc PRF<\/strong>\u4e00\u6b21\u6027\u64a4\u9500\u6807\u7b7e\uff0c\u56e0\u6b64\u5b58\u50a8\u9700\u6c42\u76f8\u5bf9\u6bd4\u8f83\u4f4e\u3002<\/p>\n\n\n\n<p>2\u3001\u5bf9\u79f0\u53ef\u64a4\u9500\u52a0\u5bc6 SRE \u7684\u57fa\u672c\u7ed3\u6784\uff1a<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-23-1024x346.png\" alt=\"\" class=\"wp-image-1075\" width=\"665\" height=\"224\" srcset=\"http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-23-1024x346.png 1024w, http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-23-300x101.png 300w, http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-23-768x260.png 768w, http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-23-670x227.png 670w, http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-23.png 1390w\" sizes=\"auto, (max-width: 665px) 100vw, 665px\" \/><\/figure><\/div>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-24.png\" alt=\"\" class=\"wp-image-1076\" width=\"648\" height=\"175\" srcset=\"http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-24.png 529w, http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-24-300x81.png 300w\" sizes=\"auto, (max-width: 648px) 100vw, 648px\" \/><\/figure><\/div>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-25.png\" alt=\"\" class=\"wp-image-1077\" width=\"657\" height=\"227\" srcset=\"http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-25.png 529w, http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-25-300x104.png 300w\" sizes=\"auto, (max-width: 657px) 100vw, 657px\" \/><\/figure><\/div>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-26.png\" alt=\"\" class=\"wp-image-1078\" width=\"654\" height=\"164\" srcset=\"http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-26.png 498w, http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-26-300x75.png 300w\" sizes=\"auto, (max-width: 654px) 100vw, 654px\" \/><\/figure><\/div>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-27.png\" alt=\"\" class=\"wp-image-1079\" width=\"604\" height=\"71\" srcset=\"http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-27.png 514w, http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-27-300x35.png 300w\" sizes=\"auto, (max-width: 604px) 100vw, 604px\" \/><\/figure><\/div>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-28.png\" alt=\"\" class=\"wp-image-1080\" width=\"673\" height=\"165\" srcset=\"http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-28.png 563w, http:\/\/43.142.23.155\/wp-content\/uploads\/2022\/02\/image-28-300x74.png 300w\" sizes=\"auto, (max-width: 673px) 100vw, 673px\" \/><\/figure><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u3001\u538b\u7f29\u53ef\u64a4\u9500\u52a0\u5bc6\u7684\u57fa\u672c\u90e8\u4ef6 1\u3001\u5e03\u9686\u8fc7\u6ee4\u5668\uff08Bloom Filter, BF\uff09 \u5f62\u5f0f\u5316\u5b9a\u4e49\uff1a BF.Gen(b, h)\uff1aBF\u7684\u6784\u9020\u4e0e\u521d\u59cb\u5316\uff0c\u6570\u7ec4\u5143\u7d20\u521d\u59cb\u7f6e0\uff1b b\uff1a\u6570\u7ec4\u957f\u5ea6b-bit\uff0ch\uff1aHash\u51fd&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47,7,39,27],"tags":[53,52,21],"class_list":["post-1049","post","type-post","status-publish","format-standard","hentry","category-47","category-7","category-39","category-27","tag-c","tag-52","tag-21"],"_links":{"self":[{"href":"http:\/\/43.142.23.155\/index.php?rest_route=\/wp\/v2\/posts\/1049","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/43.142.23.155\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/43.142.23.155\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/43.142.23.155\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/43.142.23.155\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1049"}],"version-history":[{"count":19,"href":"http:\/\/43.142.23.155\/index.php?rest_route=\/wp\/v2\/posts\/1049\/revisions"}],"predecessor-version":[{"id":1751,"href":"http:\/\/43.142.23.155\/index.php?rest_route=\/wp\/v2\/posts\/1049\/revisions\/1751"}],"wp:attachment":[{"href":"http:\/\/43.142.23.155\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1049"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/43.142.23.155\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1049"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/43.142.23.155\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1049"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}