{"id":25396,"date":"2023-04-20T19:21:27","date_gmt":"2023-04-20T11:21:27","guid":{"rendered":"https:\/\/docs.pingcode.com\/?p=25396"},"modified":"2023-04-20T19:21:27","modified_gmt":"2023-04-20T11:21:27","slug":"128%e4%bd%8d%e5%92%8c256%e4%bd%8d%e5%ae%89%e5%85%a8%e6%80%a7%e6%9c%89%e4%bb%80%e4%b9%88%e5%8c%ba%e5%88%ab%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/info\/25396.html","title":{"rendered":"128\u4f4d\u548c256\u4f4d\u5b89\u5168\u6027\u6709\u4ec0\u4e48\u533a\u522b\uff1f"},"content":{"rendered":"

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\u66b4\u529b\u653b\u51fb\u4fdd\u62a4<\/h2>\n

\u86ee\u529b\u5bc6\u94a5\u731c\u6d4b\u653b\u51fb\u662f\u653b\u51fb\u8005\u5c1d\u8bd5\u6bcf\u4e2a\u6f5c\u5728\u7684\u79d8\u5bc6\u5bc6\u94a5\uff0c\u76f4\u5230\u627e\u5230\u6b63\u786e\u7684\u5bc6\u94a5\u3002\u8fd9\u79cd\u653b\u51fb\u80af\u5b9a\u4f1a\uff08\u6700\u7ec8\uff09\u6210\u529f\uff0c\u5e76\u4e14\uff08\u7406\u60f3\u60c5\u51b5\u4e0b\uff09\u5e94\u8be5\u662f\u7834\u89e3\u52a0\u5bc6\u7b97\u6cd5\u7684\u6700\u5feb\u65b9\u6cd5\u3002<\/p>\n

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128\u4f4d\u548c256\u4f4d\u52a0\u5bc6\u7b97\u6cd5\u4e4b\u95f4\u7684\u4e3b\u8981\u533a\u522b\u5728\u4e8e\u5b83\u4eec\u4f7f\u7528\u7684\u5bc6\u94a5\u957f\u5ea6\u3002AES-128\u548cAES-256\u4e2d\u7684128\u548c256\u8868\u793a\u8fd9\u4e24\u79cd\u7b97\u6cd5\u5206\u522b\u4f7f\u7528128\u4f4d\u548c256\u4f4d\u7684\u5bc6\u94a5\u3002<\/p>\n

\u5bc6\u94a5\u8d8a\u957f\uff0c\u653b\u51fb\u8005\u5c31\u8d8a\u96be\u901a\u8fc7\u66b4\u529b\u7834\u89e3\u8fdb\u884c\u731c\u6d4b\u3002\u7136\u800c\uff0cAES-256\u7684\u5f3a\u5ea6\u4e0d\u4ec5\u4ec5\u662fAES-128\u7684\u4e24\u500d\u3002<\/p>\n

\u5bf9\u4e8e128\u4f4d\u548c256\u4f4d\u5bc6\u94a5\uff0cAES-128\u548cAES-256\u5206\u522b\u67092128\u548c2256\u4e2a\u6f5c\u5728\u5bc6\u94a5\u3002\u5bf9\u4e8e\u4e8c\u8fdb\u5236\u5bc6\u94a5\uff0c\u5bc6\u94a5\u957f\u5ea6\u4e2d\u6bcf\u589e\u52a0\u4e00\u4f4d\uff0c\u5bc6\u94a5\u7a7a\u95f4\u5c31\u4f1a\u52a0\u500d\u3002\u8fd9\u610f\u5473\u7740AES-256\u7684\u5bc6\u94a5\u6570\u91cf\u662fAES-128\u76842^128\u6216340,282,366,920,938,463,463,374,607,431,768,211,456\u500d\u3002<\/p>\n

\u56e0\u6b64\uff0c\u5bf9AES-256\u5bc6\u94a5\u7684\u66b4\u529b\u653b\u51fb\u6bd4\u5bf9AES-128\u5bc6\u94a5\u7684\u66b4\u529b\u653b\u51fb\u8981\u96be\u5f97\u591a\u3002\u7136\u800c\uff0c\u5373\u4f7f\u662f128\u4f4d\u5bc6\u94a5\u4e5f\u80fd\u62b5\u5fa1\u73b0\u4ee3\u6280\u672f\u7684\u653b\u51fb\u3002\u5728\u5176\u5dc5\u5cf0\u65f6\u671f\uff0c\u6bd4\u7279\u5e01\u7f51\u7edc\u2014\u2014\u53ef\u4ee5\u8bf4\u662f\u73b0\u4ee3\u6700\u5927\u7684\u5bc6\u7801\u5b66\u8ba1\u7b97\u80fd\u529b\u5e94\u7528\u2014\u2014\u6bcf\u79d2\u6267\u884c\u5927\u7ea6150*10^18\u22482^67\u6b21\u64cd\u4f5c\u3002\u5047\u8bbe\u8fd9\u4e9b\u64cd\u4f5c\u4e0e\u66b4\u529b\u653b\u51fb\u7684\u96be\u5ea6\u76f8\u540c\uff0c\u5219\u6bd4\u7279\u5e01\u7f51\u7edc\u9700\u898170,000,000,000,000,000,000,000,000\u5e74\u624d\u80fd\u7834\u89e3\u5355\u4e2aAES-128\u5bc6\u94a5\u3002<\/p>\n

\u6297\u91cf\u5b50\u8ba1\u7b97<\/h2>\n

\u91cf\u5b50\u8ba1\u7b97\u5bf9\u5bc6\u7801\u5b66\u7684\u5a01\u80c1\u5df2\u5e7f\u4e3a\u4eba\u77e5\u3002\u91cf\u5b50\u8ba1\u7b97\u673a\u7684\u5de5\u4f5c\u65b9\u5f0f\u4e0e\u4f20\u7edf\u8ba1\u7b97\u673a\u622a\u7136\u4e0d\u540c\uff0c\u800c\u4e14\u91cf\u5b50\u7b97\u6cd5\u53ef\u4ee5\u4f7f\u9488\u5bf9\u5bc6\u7801\u5b66\u7684\u653b\u51fb\u66f4\u52a0\u6709\u6548\u3002<\/p>\n

\u5bf9\u4e8e\u975e\u5bf9\u79f0\u52a0\u5bc6\u7b97\u6cd5\uff08\u5982RSA\uff09\uff0c\u91cf\u5b50\u8ba1\u7b97\u53ef\u4ee5\u5b8c\u5168\u7834\u89e3\u5b83\u4eec\u3002\u7136\u800c\uff0c\u5bf9\u4e8e\u50cfAES\u8fd9\u6837\u7684\u5bf9\u79f0\u7b97\u6cd5\uff0c\u683c\u7f57\u5f17\u7b97\u6cd5\u2014\u2014\u6700\u8457\u540d\u7684\u653b\u51fb\u8fd9\u4e9b\u52a0\u5bc6\u7b97\u6cd5\u7684\u7b97\u6cd5\u2014\u2014\u53ea\u4f1a\u524a\u5f31\u5b83\u4eec\u3002Grover\u7b97\u6cd5\u5c06\u5bf9\u79f0\u52a0\u5bc6\u7b97\u6cd5\u7684\u6709\u6548\u5bc6\u94a5\u957f\u5ea6\u51cf\u5c11\u4e86\u4e00\u534a\uff0c\u56e0\u6b64AES-128\u7684\u6709\u6548\u5bc6\u94a5\u7a7a\u95f4\u4e3a2^64\uff0cAES-256\u7684\u6709\u6548\u5bc6\u94a5\u7a7a\u95f4\u4e3a2^128\u3002<\/p>\n

\u7136\u800c\uff0c\u867d\u7136\u8fd9\u770b\u8d77\u6765\u5f88\u91cd\u8981\uff0c\u4f46\u5b83\u5e76\u6ca1\u6709\u7834\u574f\u4efb\u4f55\u4e00\u79cd\u7b97\u6cd5\u3002\u4f7f\u7528\u5408\u9002\u7684\u91cf\u5b50\u8ba1\u7b97\u673a\uff0cAES-128\u5927\u7ea6\u9700\u89812.61*10^12\u5e74\u624d\u80fd\u7834\u89e3\uff0c\u800cAES-256\u5219\u9700\u89812.29*10^32\u5e74\u3002\u4f5c\u4e3a\u53c2\u8003\uff0c\u5b87\u5b99\u76ee\u524d\u7684\u5e74\u9f84\u7ea6\u4e3a1.38\u00d710^10\u5c81\uff0c\u56e0\u6b64\u4f7f\u7528\u91cf\u5b50\u8ba1\u7b97\u673a\u7834\u89e3AES-128\u6240\u9700\u7684\u65f6\u95f4\u6bd4\u5b87\u5b99\u5b58\u5728\u65f6\u95f4\u957f\u7ea6200\u500d\u3002<\/p>\n

\u8fd9\u4e5f\u5047\u8bbe\u653b\u51fb\u8005\u62e5\u6709\u201c\u6b63\u786e\u7684\u201d\u91cf\u5b50\u8ba1\u7b97\u673a\u3002\u7834\u89e3AES-128\u4f30\u8ba1\u9700\u89812,953\u4e2a\u903b\u8f91\u91cf\u5b50\u4f4d\uff0c\u800cAES-256\u9700\u89816,681\u4e2a\u30022020\u5e74\uff0c\u6700\u5927\u7684\u91cf\u5b50\u8ba1\u7b97\u673a\u62e5\u670965\u4e2a\u91cf\u5b50\u4f4d\uff0c\u76ee\u6807\u662f\u52302023\u5e74\u8fbe\u52301,000\u4e2a\u3002<\/p>\n

\u5f15\u64ce\u76d6\u4e0b\u7684128\u4f4d\u548c256\u4f4d\u7b97\u6cd5<\/h2>\n

\u9488\u5bf9\u79d8\u5bc6\u5bc6\u94a5\u7684\u86ee\u529b\u653b\u51fb\u662f\u9488\u5bf9\u5b89\u5168\u7b97\u6cd5\u7684\u6700\u4f73\u6f5c\u5728\u653b\u51fb\uff0c\u4f46\u5982\u679c\u7b97\u6cd5\u5b58\u5728\u6f0f\u6d1e\u600e\u4e48\u529e\uff1f<\/p>\n

AES\u5206\u4e3a\u4e24\u79cd\u4e0d\u540c\u7684\u7b97\u6cd5\uff1a\u52a0\u5bc6\u7b97\u6cd5\uff08\u6267\u884c\u5b9e\u9645\u52a0\u5bc6\uff09\u548c\u5bc6\u94a5\u8ba1\u5212\uff08\u5c06\u79d8\u5bc6\u5bc6\u94a5\u8f6c\u6362\u4e3a\u8f6e\u5bc6\u94a5\uff09\u3002\u6bcf\u4e00\u9879\u7684\u5b89\u5168\u6027\u90fd\u5173\u7cfb\u5230AES\u7684\u5b89\u5168\u6027\u3002<\/p>\n

\u52a0\u5bc6\u7b97\u6cd5<\/h2>\n

AES-128\u548cAES-256\u4f7f\u7528\u51e0\u4e4e\u76f8\u540c\u7684\u52a0\u5bc6\u7b97\u6cd5\u3002\u6bcf\u4e2a\u52a0\u5bc6\u7b97\u6cd5\u90fd\u91c7\u7528\u4e00\u7ec4\u64cd\u4f5c\u5e76\u5c06\u5b83\u4eec\u5e94\u7528\u4e00\u5b9a\u6b21\u6570\u6216\u201c\u8f6e\u6b21\u201d\u3002AES\u52a0\u5bc6\u7b97\u6cd5\u4e4b\u95f4\u7684\u552f\u4e00\u533a\u522b\u662f\u8f6e\u6570\uff1aAES-128\u4f7f\u752810\uff0cAES-256\u4f7f\u752814\u3002<\/p>\n

\u8fd9\u610f\u5473\u7740\uff0c\u5982\u679c\u53d1\u73b0\u9488\u5bf9AES\u7b97\u6cd5\u7684\u653b\u51fb\uff0c\u5b83\u53ef\u80fd\u4f1a\u540c\u65f6\u5f71\u54cdAES-128\u548cAES-256\u3002\u552f\u4e00\u7684\u533a\u522b\u662f\u653b\u51fb\u662f\u5426\u4ec5\u5728\u7279\u5b9a\u6570\u91cf\u7684AES\u56de\u5408\u4e2d\u8d77\u4f5c\u7528\uff08\u67d0\u4e9bAES\u653b\u51fb\u4f1a\u8fd9\u6837\u505a\uff09\u3002\u5982\u679c\u653b\u51fb\u5728\u81f3\u5c1110\u8f6e\u4f46\u5c11\u4e8e14\u8f6e\u5185\u6709\u6548\uff0c\u90a3\u4e48AES-128\u548cAES-256\u4e4b\u95f4\u5b58\u5728\u660e\u663e\u7684\u8d62\u5bb6\u3002\u4f46\u662f\uff0c\u76ee\u524d\u8fd8\u6ca1\u6709\u9488\u5bf9AES\u7684\u6b64\u7c7b\u653b\u51fb\u3002<\/p>\n

\u5173\u952e\u65f6\u95f4\u8868<\/h2>\n

\u5173\u952e\u65f6\u95f4\u8868\u662fAES-128\u548cAES-256\u53d8\u5f97\u975e\u5e38\u4e0d\u540c\u7684\u5730\u65b9\u3002AES-128\u5bc6\u94a5\u8868\u65e8\u5728\u5c06\u4e00\u4e2a128\u4f4d\u5bc6\u94a5\u8f6c\u6362\u4e3a\u5341\u4e2a128\u4f4d\u5706\u5f62\u5bc6\u94a5\u3002AES-256\u5bc6\u94a5\u8868\u5c06256\u4f4d\u5bc6\u94a5\u8f6c\u6362\u4e3a14\u4e2a128\u4f4d\u8f6e\u5bc6\u94a5\u3002<\/p>\n

\u5728\u8fd9\u4e24\u8005\u4e2d\uff0cAES-128\u5bc6\u94a5\u8ba1\u5212\u5b9e\u9645\u4e0a\u66f4\u5b89\u5168\u3002AES-256\u5bc6\u94a5\u8ba1\u5212\u5177\u6709\u5df2\u77e5\u7684\u5f31\u70b9\uff0c\u8fd9\u4e9b\u5f31\u70b9\u53ef\u80fd\u4f1a\u5bfc\u81f4\u5bf9\u8be5\u7b97\u6cd5\u6267\u884c\u76f8\u5173\u7684\u5bc6\u94a5\u653b\u51fb\u3002<\/p>\n

\u76f8\u5173\u7684\u6309\u952e\u653b\u51fb\u4e0d\u5e94\u8be5\u5728\u73b0\u5b9e\u751f\u6d3b\u4e2d\u53d1\u751f\u3002\u4e3a\u6b64\uff0c\u653b\u51fb\u8005\u9700\u8981\uff1a<\/p>\n

\u8bf4\u670d\u5bc6\u94a5\u6240\u6709\u8005\u4f7f\u7528\u4ed6\u4eec\u73b0\u6709\u7684\u52a0\u5bc6\u5bc6\u94a5<\/p>\n

\u4f7f\u7528\u653b\u51fb\u8005\u5df2\u77e5\u7684\u5173\u7cfb\u57fa\u4e8e\u6b64\u5bc6\u94a5\u521b\u5efa\u53e6\u5916\u4e09\u4e2a\u5bc6\u94a5<\/p>\n

\u4f7f\u7528\u8fd9\u4e9b\u5bc6\u94a5\u52a0\u5bc62\u4e2a99.5\uff08\u516b\u4e2a\u540e\u8ddf29\u4e2a\u96f6\uff09\u6570\u636e\u5757<\/p>\n

\u5373\u4f7f\u8fd9\u79cd\u653b\u51fb\u662f\u53ef\u884c\u7684\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528\u826f\u597d\u7684\u5bc6\u94a5\u751f\u6210\u5b9e\u8df5\u6765\u7b80\u5355\u5730\u907f\u514d\u3002\u4e00\u4e2a\u771f\u6b63\u7684\u968f\u673a\u5bc6\u94a5\u6c38\u8fdc\u4e0d\u4f1a\u5bb9\u6613\u53d7\u5230\u76f8\u5173\u5bc6\u94a5\u653b\u51fb\uff0c\u56e0\u4e3a\u5b83\u6ca1\u6709\u76f8\u5173\u5bc6\u94a5\u3002<\/p>\n

\u5c3d\u7ba1\u6267\u884c\u8fd9\u79cd\u653b\u51fb\u662f\u4e0d\u53ef\u884c\u7684\uff0c\u4f46\u4e00\u4e9b\u5bc6\u7801\u5b66\u5bb6\u5efa\u8bae\u2014\u2014\u5f53\u5728AES-128\u548cAES-256\u4e4b\u95f4\u81ea\u7531\u9009\u62e9\u65f6\u2014\u2014\u4f7f\u7528AES-128\u800c\u4e0d\u662fAES-256\u3002\u5982\u679c\u4f60\u6709\u4e00\u4e2a\u66f4\u7b80\u5355\u7684\u7b97\u6cd5\u548c\u66f4\u5f3a\u7684\u5bc6\u94a5\u8c03\u5ea6\uff0c\u4e3a\u4ec0\u4e48\u8981\u4f7f\u7528\u66f4\u590d\u6742\u7684\u7b97\u6cd5\u5462\uff1f<\/p>\n

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