{"id":85603,"date":"2020-05-12T12:03:10","date_gmt":"2020-05-12T04:03:10","guid":{"rendered":"http:\/\/4563.org\/?p=85603"},"modified":"2020-05-12T12:03:10","modified_gmt":"2020-05-12T04:03:10","slug":"%e5%a6%82%e6%9e%9c%e4%b8%80%e4%b8%aa%e8%a1%a8%e7%9a%84%e5%87%a0%e4%b9%8e%e5%85%a8%e9%83%a8%e5%88%97%e5%8a%a0%e8%b5%b7%e6%9d%a5%e8%a6%81%e6%b1%82%e5%94%af%e4%b8%80%ef%bc%8c%e5%a6%82%e6%9e%9c%e5%bb%ba","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=85603","title":{"rendered":"\u5982\u679c\u4e00\u4e2a\u8868\u7684\u51e0\u4e4e\u5168\u90e8\u5217\u52a0\u8d77\u6765\u8981\u6c42\u552f\u4e00\uff0c\u5982\u679c\u5efa\u552f\u4e00\u7d22\u5f15\u5417"},"content":{"rendered":"
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\u5982\u679c\u4e00\u4e2a\u8868\u7684\u51e0\u4e4e\u5168\u90e8\u5217\u52a0\u8d77\u6765\u8981\u6c42\u552f\u4e00\uff0c\u5982\u679c\u5efa\u552f\u4e00\u7d22\u5f15\u5417 <\/h1>\n

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\u8cc7\u6df1\u5927\u4f6c : hackingwu <\/span> <\/i> 2<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
<\/p>\n

\u5982\u679c\u4e00\u4e2a\u8868\u7684\u51e0\u4e4e\u5168\u90e8\u5217\uff08\u9664\u4e86\u4e00\u4e9b\u521b\u5efa\u65f6\u95f4\uff0c\u66f4\u65b0\u65f6\u95f4\uff0c\u521b\u5efa\u4eba\uff0c\u66f4\u65b0\u4eba\uff09\u52a0\u8d77\u6765\u8981\u6c42\u552f\u4e00\uff0c\u5982\u679c\u5efa\u552f\u4e00\u7d22\u5f15\u5417\uff1f\u56e0\u4e3a\u6bcf\u6b21\u67e5\u8be2\u4e5f\u76f8\u5f53\u4e8e\u5168\u8868\u626b\u63cf\uff0c\u4f46\u662f\u53c8\u8981\u6c42\u552f\u4e00\u9650\u5236\u3002\u4f46\u662f\u4ed6\u7684\u904d\u5386 IO \u662f\u987a\u5e8f\u7684\uff0c\u800c\u4e14\u51e0\u4e4e\u6211\u8981\u67e5\u8be2\u7684\u5217\u90fd\u5728\u7d22\u5f15\u4e2d\uff08\u8986\u76d6\u7d22\u5f15\uff09\u6211\u89c9\u5f97\u80af\u5b9a\u662f\u6bd4\u5168\u8868\u626b\u63cf\u5feb\u7684\u3002\u4f46\u662f\u662f\u5426\u6709\u5fc5\u8981\u518d\u5efa\u4e2a\u7d22\u5f15\uff0c\u6216\u8005\u6709\u4ec0\u4e48\u66f4\u597d\u7684\u505a\u6cd5\u5417\uff1f<\/p>\n<\/p><\/div>\n

\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (17<\/span>) <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : reus <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u673a\u7ffb\u8bed\u6587\uff0c\u770b\u4e0d\u61c2 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : n0tyet <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5982\u679c\u4ec5\u4ec5\u662f\u4e3a\u4e86\u8981\u6c42\u552f\u4e00\u3002\u3002\u3002
    \u4e3a\u4ec0\u4e48\u4e0d\u7a0b\u5e8f\u5168\u90e8\u5217\u4e00\u8d77\u8ba1\u7b97 hash
    \u8fd9\u6837\u53ea\u9700\u8981\u5904\u7406\u4e00\u4e2a\u5217 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : pmispig <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5199\u4e2a\u51fd\u6570\u8ba1\u7b97\u8fd9\u51e0\u4e2a\u5217\u5b57\u7b26\u4e32\u62fc\u63a5\u7684 md5 \u503c\uff0c\u4ee5\u540e\u5c31\u76f4\u63a5\u770b md5 \u503c\u5c31\u53ef\u4ee5\u4e86 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : whileFalse <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    ls \u8bf4\u7684 hash \u662f\u4e00\u4e2a\u529e\u6cd5\uff0c\u4e0d\u8fc7\u66f4\u65b0\u5c31\u633a\u9ebb\u70e6\u7684\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : sadfQED2 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u7531\u4e1a\u52a1\u4ee3\u7801\u4fdd\u8bc1\u552f\u4e00\uff0c\u6216\u8005\u50cf\u4e0a\u9762\u8001\u54e5\u8bf4\u7684\u6240\u6709\u5217\u62fc\u8d77\u6765\u8ba1\u7b97 md5 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : blackboom <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @n0tyet Hash \u8fd8\u662f\u4f1a\u6709\u51b2\u7a81\u7684 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : abcbuzhiming <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u8bf4 hash \u7684\u6ca1\u8003\u8651\u8fc7\u6570\u636e\u91cf\u7a0d\u5fae\u4e0a\u6765\u4e00\u70b9\u5c31\u662f\u4f1a\u649e\u7684\u8fd9\u4e2a\u95ee\u9898\u5417\uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : reus <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @blackboom
    @abcbuzhiming sha256 \u4f60\u649e\u4e00\u4e2a\uff0c\u90a3\u53ef\u662f\u4e16\u754c\u7ea7\u65b0\u95fb <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : Mithril <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @reus Hash \u5305\u62ec SHA \u90fd\u662f\u4fdd\u8bc1\u4f60\u96be\u4ee5\u4eba\u4e3a\u505a\u51fa\u78b0\u649e\u3002\u800c\u4e0d\u662f\u8bf4\u81ea\u7136\u60c5\u51b5\u4e0b\u4e0d\u4f1a\u4ea7\u751f\u78b0\u649e\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : Muninn <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u53ef\u80fd\u662f\u6211\u8fd0\u6c14\u597d\u5427 \u6211\u7528\u4e86\u5f88\u591a\u5e74 \u8fd8\u6ca1\u649e\u8fc7 \u7b11 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : Mithril <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4f60\u53ef\u4ee5\u76f4\u63a5\u7528 MD5\uff0c\u6216\u8005\u5176\u4ed6\u66f4\u7b80\u5355\u7684\u6458\u8981\u7b97\u6cd5\u5bf9\u4f60\u5168\u5217\u52a0\u548c\u505a\u4e2a hash\uff0c\u7136\u540e\u5bf9\u4fdd\u5b58\u8fd9\u4e2a\u6570\u503c\u7684\u5217\u505a\u805a\u7c7b\u7d22\u5f15\u3002
    \u68c0\u7d22\u7684\u65f6\u5019\u628a\u8fd9\u4e2a\u5217\u4f5c\u4e3a\u4f18\u5148\u6761\u4ef6\uff0c\u7136\u540e\u518d\u67e5\u4f60\u7684\u6761\u4ef6\u3002\u8fd9\u6837\u4fdd\u8bc1\u53ef\u4ee5\u5feb\u901f\u8fc7\u6ee4\u6570\u636e\uff0c\u53c8\u53ef\u4ee5\u4fdd\u8bc1\u78b0\u649e\u4e0d\u4f1a\u5f71\u54cd\u6700\u7ec8\u7ed3\u679c\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : xupefei <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u7528\u4e00\u4e2a\u5217\u505a\u7d22\u5f15\uff0c\u7136\u540e\u5b57\u7b26\u4e32\u62fc\u8d34\u540e\u505a bloom filter \u3002
    \u63d2\u5165\u6570\u636e\u65f6\uff0c\u5982\u679c\u5728 bloom filter \u91cc\u53d1\u73b0\u51b2\u7a81\uff0c\u5c31\u7528\u7d22\u5f15\u53bb\u4e00\u4e2a\u4e00\u4e2a\u68c0\u67e5\u51b2\u7a81\u9879\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : reus <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @Mithril bitcoin \u5c31\u662f\u7528 sha256\uff0c\u73b0\u5728\u5168\u4e16\u754c\u4e0d\u77e5\u9053\u591a\u5c11\u7b97\u529b\u7528\u5728\u7b97 sha256 \u4e0a\uff0c\u4e00\u4e2a\u5df2\u77e5\u7684\u78b0\u649e\u90fd\u6ca1\u6709\u51fa\u73b0\u8fc7\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : Hstar <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u8fd9\u4e2a\u601d\u8def\u5c31\u662f\u8868\u4e2d\u5355\u72ec\u4e00\u5217\u5b58\u6458\u8981\uff0c\u6458\u8981\u53ef\u4ee5\u7eaf\u62fc\u63a5\u5b57\u7b26\u4e32\u6216\u8005\u7528\u6458\u8981\u7b97\u6cd5\u7b97\u4e00\u4e2a\uff0c\u5982\u679c\u5b58\u5728\u6709\u51e0\u5217\u7684\u6570\u636e\u53ef\u80fd\u4f1a\u5f88\u957f\u90a3\u4e48\u53ea\u80fd\u7528\u6458\u8981\u7b97\u6cd5\u3002
    \u6570\u636e\u91cc\u4e0d\u5927\u7684\u60c5\u51b5\u4e0b\u4e0d\u9700\u8981\u5173\u5fc3\u6458\u8981\u78b0\u649e\uff0c\u5982\u679c\u6709\u5f3a\u552f\u4e00\u9700\u6c42\uff0c\u53ef\u4ee5\u7528\u78b0\u649e\u6982\u7387\u66f4\u4f4e\u7684\u6458\u8981\u7b97\u6cd5\u6216\u8005\u4e1a\u52a1\u903b\u8f91\u4e0a\u5148\u68c0\u67e5\u6458\u8981\u4e00\u81f4\u518d\u9010\u5217\u68c0\u67e5\u662f\u5426\u4e00\u81f4\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : reus <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @Mithril \u5c31\u7b97\u662f\u66f4\u5f31\u7684 sha1\uff0c\u4e5f\u4ece\u6765\u6ca1\u6709\u5728\u4f60\u8bf4\u7684\u201c\u81ea\u7136\u60c5\u51b5\u4e0b\u201d\u51fa\u73b0\u8fc7\u78b0\u649e\u3002\u76f4\u5230 2017 \u5e74\u624d\u51fa\u73b0\u4eba\u4e3a\u6784\u9020\u7684\u78b0\u649e\uff0c\u548c\u4f60\u7684\u7406\u89e3\u6070\u6070\u76f8\u53cd\uff1a https:\/\/security.googleblog.com\/2017\/02\/announcing-first-sha1-collision.html <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : RuiQ <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u54c8\u5e0c\u7d22\u5f15 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : fzhyzamt <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u7528 crc32 \u4f5c\u8d26\u53f7\u552f\u4e00\u952e id \u51e0\u5e74\u6ca1\u649e\u8fc7 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"

    \u5982\u679c\u4e00\u4e2a\u8868\u7684\u51e0\u4e4e\u5168\u90e8\u5217\u52a0\u8d77\u6765\u8981\u6c42\u552f…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/85603"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=85603"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/85603\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=85603"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=85603"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=85603"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}