{"id":124,"date":"2025-03-14T14:59:55","date_gmt":"2025-03-14T06:59:55","guid":{"rendered":"https:\/\/www.hurkin.top\/?p=124"},"modified":"2025-04-20T18:59:56","modified_gmt":"2025-04-20T10:59:56","slug":"misc-%e7%9f%a5%e8%af%86%e7%82%b9%e3%81%ae%e6%95%b4%e7%90%86","status":"publish","type":"post","link":"https:\/\/www.hurkin.top\/index.php\/2025\/misc-%e7%9f%a5%e8%af%86%e7%82%b9%e3%81%ae%e6%95%b4%e7%90%86\/","title":{"rendered":"Misc \u77e5\u8bc6\u70b9\u306e\u6574\u7406"},"content":{"rendered":"

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 -------by Hurkin<\/span><\/h1>\n

\u4e00\u76f4\u5728\u5495\u5495\u5495\uff0c\u53ef\u80fd\u5f88\u4e45\u5199\u4e00\u70b9\u70b9<\/p>\n

Osint\uff08\u4fe1\u606f\u6536\u96c6\/\u793e\u5de5\uff09<\/span><\/h2>\n

\u5c31\u662f\u6839\u636e\u6240\u5f97\u5230\u7684\u4fe1\u606f\u53bb\u7f51\u7edc\u4e0a\u5df2\u516c\u5f00\u7684\u5e73\u53f0\u53bb\u641c\u7d22\u83b7\u5f97\u66f4\u591a\u7684\u4fe1\u606f\uff0c\u6839\u636e\u9898\u76ee\u7ec6\u55e6\u3002<\/span><\/p>\n

\u4f20\u7edfMISC<\/span><\/h2>\n

\u5404\u79cd\u7f16\u7801<\/span><\/h3>\n

base<\/span><\/h4>\n
base16\u7f16\u7801<\/span><\/h5>\n

base16\u7f16\u7801\u4e5f\u79f0\u4e3a\u5341\u516d\u8fdb\u5236\u7f16\u7801\u6216Hex\u7f16\u7801\uff0c\u662f\u4e00\u79cd\u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u8868\u793a\u4e3a\u5341\u516d\u8fdb\u5236\u6570\u5b57\u548c\u5b57\u7b26\u7684\u65b9\u6cd5\u3002\u5b83\u4f7f\u752816\u4e2a\u5b57\u7b26\uff080-9\u548cA-F\uff09\u6765\u8868\u793a4\u4f4d\u4e8c\u8fdb\u5236\u6570\u7684\u6bcf\u4e2a\u7ec4\u5408\u3002<\/span><\/p>\n

\u7f16\u7801\u539f\u7406\uff1a<\/span><\/p>\n

\u7531\u4e8e4bit\u5c31\u53ef\u4ee5\u8868\u793a2^4 = 16\u4e2a\u5b57\u7b26\u3002\u6240\u4ee5\u75284bit\u53ef\u4ee5\u8868\u793a\u6240\u6709\u7684\u5341\u516d\u8fdb\u5236\u6570\u3002<\/span><\/p>\n

1byte\uff1d8bit \u6240\u4ee51byte = \u4e24\u4e2a\u5341\u516d\u8fdb\u5236\u6570\u636e\u3002<\/span><\/p>\n

\u8fd9\u91cc\u5c31\u6d89\u53ca\u4e00\u4e2a\u5b57\u8282\u5e8f\u7684\u95ee\u9898\uff1a\u662f\u7528\u5927\u7aef\u6a21\u5f0f\u8fd8\u662f\u5c0f\u7aef\u6a21\u5f0f\uff1fBase16\u7f16\u7801\u660e\u786e\u8868\u660e\u662f\u7528\u5c0f\u7aef\u6a21\u5f0f\u5b58\u50a8\u3002<\/span><\/p>\n

\u7f16\u7801\u8fc7\u7a0b\uff1a<\/span><\/p>\n

1.\u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u5206\u5272\u4e3a4\u4e2a\u4e00\u7ec4<\/span><\/p>\n

2.\u6620\u5c04\uff0c\u5c06\u6bcf\u56db\u4f4d\u4e8c\u8fdb\u5236\u6570\u636e\u6620\u5c04\u5230\u5bf9\u5e94\u7684base16\u5b57\u7b26\u3002\u5982\u4e0b\uff1a<\/span><\/p>\n

0000 -> 0<\/span>\n0001 -> 1<\/span>\n0010 -> 2<\/span>\n0011 -> 3<\/span>\n0100 -> 4<\/span>\n0101 -> 5<\/span>\n0110 -> 6<\/span>\n0111 -> 7<\/span>\n1000 -> 8<\/span>\n1001 -> 9<\/span>\n1010 -> A<\/span>\n1011 -> B<\/span>\n1100 -> C<\/span>\n1101 -> D<\/span>\n1110 -> E<\/span>\n1111 -> F<\/span><\/span><\/pre>\n
3.\u7f16\u7801<\/span><\/p>\n
4.\u586b\u5145\uff08\u53ef\u9009\uff09\uff1a\u82e5\u4e8c\u8fdb\u5236\u6570\u636e\u4e0d\u662f4\u7684\u500d\u6570\uff0c\u5c31\u5728\u540e\u9762\u586b\u51450\uff1b<\/span><\/p>\n
base32\u7f16\u7801<\/span><\/h5>\n
Base32\u7f16\u7801\u662f\u4e00\u79cd\u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u8f6c\u6362\u4e3a\u4f7f\u752832\u4e2a\u4e0d\u540c\u5b57\u7b26\u8868\u793a\u7684\u6587\u672c\u7f16\u7801\u65b9\u5f0f<\/span><\/p>\n
\u7531\u4e8e5bit\u5c31\u53ef\u4ee5\u8868\u793a2^5 = 32\u4e2a\u5b57\u7b26\u3002\u6240\u4ee5base32\u5c31\u662f\u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u5206\u5272\u62105\u4e2a\u4e00\u7ec4\uff0c\u5982\u679c\u7ed3\u5c3e\u4e0d\u6ee1\u8db35\u7684\u500d\u6570\uff0c\u5c31\u7528\u201c=\u201d\u586b\u5145\uff0c\u4e4b\u540e\u518d\u6839\u636ebase32\u7d22\u5f15\u8868\uff0c\u8fdb\u884c\u7f16\u7801\u3002<\/span><\/p>\n
base32\u7d22\u5f15\u8868<\/span><\/p>\n
00000 -> A<\/span>\n00001 -> B<\/span>\n00010 -> C<\/span>\n00011 -> D<\/span>\n00100 -> E<\/span>\n00101 -> F<\/span>\n00110 -> G<\/span>\n00111 -> H<\/span>\n01000 -> I<\/span>\n01001 -> J<\/span>\n01010 -> K<\/span>\n01011 -> L<\/span>\n01100 -> M<\/span>\n01101 -> N<\/span>\n01110 -> O<\/span>\n01111 -> P<\/span>\n10000 -> Q<\/span>\n10001 -> R<\/span>\n10010 -> S<\/span>\n10011 -> T<\/span>\n10100 -> U<\/span>\n10101 -> V<\/span>\n10110 -> W<\/span>\n10111 -> X<\/span>\n11000 -> Y<\/span>\n11001 -> Z<\/span>\n11010 -> 2<\/span>\n11011 -> 3<\/span>\n11100 -> 4<\/span>\n11101 -> 5<\/span>\n11110 -> 6<\/span>\n11111 -> 7<\/span><\/pre>\n
 Base32\u7f16\u7801\u901a\u5e38\u7528\u4e8e\u9700\u8981\u5728\u6587\u672c\u73af\u5883\u4e2d\u8868\u793a\u4e8c\u8fdb\u5236\u6570\u636e\u7684\u573a\u666f\uff0c\u4f8b\u5982\u7535\u5b50\u90ae\u4ef6\u4e2d\u7684\u9644\u4ef6\u7f16\u7801\u3001URL\u4e2d\u7684\u53c2\u6570\u4f20\u9012\u7b49\u3002<\/span><\/p>\n
base58\u7f16\u7801<\/span><\/h5>\n
Base58\u7f16\u7801\u662f\u4e00\u79cd\u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u8f6c\u6362\u4e3a\u6587\u672c\u7f16\u7801\u7684\u65b9\u6cd5\uff0c\u901a\u5e38\u7528\u4e8e\u8868\u793a\u52a0\u5bc6\u8d27\u5e01\u5730\u5740\u548c\u5176\u4ed6\u6570\u636e\u3002<\/span><\/p>\n
\u539f\u7406\uff1a<\/span><\/p>\n
\u51c6\u5907\u8981\u7f16\u7801\u7684\u4e8c\u8fdb\u5236\u6570\u636e\uff1a \u5c06\u8981\u7f16\u7801\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u51c6\u5907\u597d\uff0c\u901a\u5e38\u662f\u5b57\u8282\u7684\u5f62\u5f0f\u3002<\/span>\n\u6dfb\u52a0\u7248\u672c\u524d\u7f00\uff08\u53ef\u9009\uff09\uff1a \u5728\u67d0\u4e9b\u5e94\u7528\u4e2d\uff0c\u53ef\u4ee5\u5728\u4e8c\u8fdb\u5236\u6570\u636e\u524d\u6dfb\u52a0\u4e00\u4e2a\u7248\u672c\u524d\u7f00\uff0c\u4ee5\u6807\u8bc6\u6570\u636e\u7684\u7c7b\u578b\u6216\u7528\u9014\u3002\u8fd9\u662f\u53ef\u9009\u7684\u6b65\u9aa4\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u7f16\u7801\u7684\u9700\u6c42\u3002<\/span>\n\u8ba1\u7b97\u6821\u9a8c\u548c\uff08\u53ef\u9009\uff09\uff1a \u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u8ba1\u7b97\u4e8c\u8fdb\u5236\u6570\u636e\u7684\u6821\u9a8c\u548c\u5e76\u9644\u52a0\u5230\u6570\u636e\u7684\u672b\u5c3e\uff0c\u4ee5\u589e\u52a0\u6570\u636e\u7684\u5b8c\u6574\u6027\u548c\u5b89\u5168\u6027\u3002\u8fd9\u4e5f\u662f\u53ef\u9009\u7684\u6b65\u9aa4\u3002<\/span>\nBase58\u7f16\u7801\uff1a \u5c06\u7ecf\u8fc7\u524d\u4e24\u6b65\uff08\u6dfb\u52a0\u7248\u672c\u524d\u7f00\u548c\u8ba1\u7b97\u6821\u9a8c\u548c\uff0c\u5982\u679c\u9002\u7528\uff09\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u8f6c\u6362\u4e3aBase58\u7f16\u7801\u7684\u6587\u672c\u3002\u7f16\u7801\u8fc7\u7a0b\u5982\u4e0b\uff1a<\/span>\n \u00a0  Base58\u5b57\u7b26\u96c6\u901a\u5e38\u5305\u62ec58\u4e2a\u5b57\u7b26\uff0c\u901a\u5e38\u662f\u7531\u9664\u53bb\u6613\u6df7\u6dc6\u7684\u5b57\u7b26\uff08\u59820\u3001O\u3001I\u548cl\uff09\u4ee5\u53ca\u53ef\u80fd\u5f15\u8d77\u6b67\u4e49\u7684\u5b57\u7b26\uff08\u5982+\u548c\/\uff09\u7684\u5b57\u7b26\u96c6\u6784\u6210\u3002<\/span>\n \u00a0  \u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u89c6\u4e3a\u4e00\u4e2a\u5927\u6574\u6570\uff0c\u4f7f\u7528Base58\u5b57\u7b26\u96c6\u4e2d\u7684\u5b57\u7b26\u4f5c\u4e3a\u6570\u5b57\u7684\u57fa\u6570\u3002<\/span>\n \u00a0  \u5c06\u5927\u6574\u6570\u9664\u4ee558\uff0c\u8bb0\u5f55\u4f59\u6570\uff0c\u5e76\u7ee7\u7eed\u9664\u4ee558\uff0c\u76f4\u5230\u5546\u4e3a\u96f6\u3002\u8fd9\u5c06\u751f\u6210Base58\u7f16\u7801\u7684\u6bcf\u4e2a\u5b57\u7b26\u3002<\/span>\n \u00a0  \u6700\u540e\uff0c\u53cd\u8f6c\u751f\u6210\u7684\u5b57\u7b26\u987a\u5e8f\u4ee5\u83b7\u5f97\u6700\u7ec8\u7684Base58\u7f16\u7801\u5b57\u7b26\u4e32\u3002<\/span>\n\u8f93\u51faBase58\u7f16\u7801\uff1a \u6700\u7ec8\u5f97\u5230\u7684Base58\u7f16\u7801\u5b57\u7b26\u4e32\u5c31\u662f\u8868\u793a\u8f93\u5165\u4e8c\u8fdb\u5236\u6570\u636e\u7684\u6587\u672c\u8868\u793a\u5f62\u5f0f\u3002<\/span><\/pre>\n
Base58\u7f16\u7801\u7684\u4e3b\u8981\u7279\u70b9\u662f\u5b83\u4e0d\u5305\u542b\u6613\u6df7\u6dc6\u7684\u5b57\u7b26\u548c\u53ef\u80fd\u5f15\u8d77\u6b67\u4e49\u7684\u5b57\u7b26\uff0c\u4ee5\u589e\u52a0\u53ef\u8bfb\u6027\uff0c\u5e76\u4e14\u5728\u52a0\u5bc6\u8d27\u5e01\u9886\u57df\u975e\u5e38\u5e38\u89c1\u3002\u8bf7\u6ce8\u610f\uff0cBase58\u7f16\u7801\u4e0d\u662f\u6807\u51c6\u7f16\u7801\uff0c\u4e0d\u540c\u7684\u5b9e\u73b0\u53ef\u80fd\u6709\u7565\u5fae\u4e0d\u540c\u7684\u5b57\u7b26\u96c6\u548c\u7279\u6b8a\u89c4\u5219\u3002\u4e0d\u540c\u7684\u52a0\u5bc6\u8d27\u5e01\u53ef\u80fd\u4f1a\u4f7f\u7528\u4e0d\u540c\u7684Base58\u7f16\u7801\u65b9\u6848\u3002<\/span><\/p>\n
base58\u7d22\u5f15\u8868\uff1a<\/span><\/p>\n
\"\"<\/span><\/p>\n
base64\u7f16\u7801<\/span><\/h5>\n
Base64\u7f16\u7801\u662f\u4e00\u79cd\u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u8f6c\u6362\u4e3a\u6587\u672c\u7f16\u7801\u7684\u65b9\u6cd5\uff0c\u901a\u5e38\u7528\u4e8e\u5728\u6587\u672c\u534f\u8bae\u4e2d\u4f20\u8f93\u4e8c\u8fdb\u5236\u6570\u636e\uff0c\u5982\u7535\u5b50\u90ae\u4ef6\u9644\u4ef6\u6216\u5728URL\u4e2d\u4f20\u9012\u6570\u636e\u3002<\/span><\/p>\n
\u539f\u7406\uff1a<\/span><\/p>\n
\u51c6\u5907\u8981\u7f16\u7801\u7684\u4e8c\u8fdb\u5236\u6570\u636e\uff1a \u5c06\u8981\u7f16\u7801\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u51c6\u5907\u597d\uff0c\u901a\u5e38\u662f\u5b57\u8282\u7684\u5f62\u5f0f\u3002<\/span>\n\u5206\u7ec4\uff1a \u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u5206\u6210\u56fa\u5b9a\u5927\u5c0f\u7684\u7ec4\uff0c\u6bcf\u7ec4\u901a\u5e38\u4e3a3\u5b57\u8282\uff0824\u4f4d\uff09\u3002\u5982\u679c\u6700\u540e\u4e00\u7ec4\u4e0d\u8db33\u5b57\u8282\uff0c\u901a\u5e38\u9700\u8981\u8fdb\u884c\u586b\u5145\uff0c\u4ee5\u4fbf\u6bcf\u7ec4\u90fd\u67093\u5b57\u8282\u3002<\/span>\n\u5c06\u6bcf\u4e2a\u7ec4\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u8f6c\u6362\u4e3a\u5341\u8fdb\u5236\uff1a \u5c06\u6bcf\u4e2a3\u5b57\u8282\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u89c6\u4e3a\u4e00\u4e2a8bit*3=24bit\u4f4d\u7684\u4e8c\u8fdb\u5236\u6574\u6570\uff0c\u518d\u8f6c\u5316\u4e3a\u4e00\u4e2a\u5341\u8fdb\u5236\u6574\u6570\u3002<\/span>\nBase64\u7f16\u7801\uff1a \u5c06\u6bcf\u4e2a\u5341\u8fdb\u5236\u6574\u6570\u7f16\u7801\u4e3aBase64\u5b57\u7b26\u3002<\/span>\n \u00a0  Base64\u5b57\u7b26\u96c6\u901a\u5e38\u5305\u62ec64\u4e2a\u5b57\u7b26\uff0c\u901a\u5e38\u662f\u5927\u5199\u5b57\u6bcdA\u5230Z\u3001\u5c0f\u5199\u5b57\u6bcda\u5230z\u3001\u6570\u5b570\u52309\u4ee5\u53ca\u4e24\u4e2a\u989d\u5916\u7684\u5b57\u7b26\uff08\u901a\u5e38\u662f\"+\"\u548c\"\/\"\uff09\u3002<\/span>\n \u00a0  \u4ee524\u4f4d\u6574\u6570\u4e3a\u4f8b\uff0c\u5c06\u5b83\u5206\u62104\u7ec4\uff0c\u6bcf\u7ec46\u4f4d\u3002\u8fd94\u7ec46\u4f4d\u6574\u6570\u5c06\u88ab\u7f16\u7801\u4e3a4\u4e2aBase64\u5b57\u7b26\u3002<\/span>\n \u00a0  \u6bcf\u4e2a6\u4f4d\u6574\u6570\u5bf9\u5e94\u4e00\u4e2aBase64\u5b57\u7b26\uff0c\u6839\u636e\u5176\u5728Base64\u5b57\u7b26\u96c6\u4e2d\u7684\u4f4d\u7f6e\u6765\u9009\u62e9\u3002<\/span>\n \u00a0  \u5982\u679c\u539f\u59cb\u6570\u636e\u4e0d\u8db33\u5b57\u8282\uff0c\u4f1a\u6dfb\u52a0\u4e00\u4e2a\u6216\u4e24\u4e2a\u989d\u5916\u76840\u4f4d\uff0c\u4ee5\u786e\u4fdd\u6bcf\u4e2a6\u4f4d\u6574\u6570\u90fd\u67096\u4f4d\u3002<\/span>\n \u00a0  Base64\u7f16\u7801\u7684\u7ed3\u679c\u662f\u4e00\u4e2a\u6587\u672c\u5b57\u7b26\u4e32\uff0c\u5176\u4e2d\u5305\u542b\u4e00\u7cfb\u5217Base64\u5b57\u7b26\uff0c\u6bcf4\u4e2a\u5b57\u7b26\u5206\u4e3a\u4e00\u7ec4\uff0c\u6bcf\u7ec4\u8868\u793a\u4e00\u4e2a24\u4f4d\u6574\u6570\u3002<\/span>\n\u586b\u5145\uff08\u53ef\u9009\uff09\uff1a \u5982\u679c\u539f\u59cb\u6570\u636e\u7684\u957f\u5ea6\u4e0d\u662f3\u7684\u500d\u6570\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e2a\u6216\u4e24\u4e2a\u586b\u5145\u5b57\u7b26\u201c=\u201d\u6765\u8865\u5168Base64\u7f16\u7801\uff0c\u4ee5\u786e\u4fdd\u7f16\u7801\u957f\u5ea6\u662f4\u7684\u500d\u6570\u3002<\/span><\/pre>\n
\u6700\u7ec8\uff0cBase64\u7f16\u7801\u7684\u7ed3\u679c\u5c31\u662f\u8868\u793a\u8f93\u5165\u4e8c\u8fdb\u5236\u6570\u636e\u7684\u6587\u672c\u5b57\u7b26\u4e32\u3002\u5728\u89e3\u7801\u65f6\uff0c\u53ef\u4ee5\u6839\u636e\u76f8\u540c\u7684\u7b97\u6cd5\u5c06Base64\u7f16\u7801\u7684\u6587\u672c\u5b57\u7b26\u4e32\u8fd8\u539f\u4e3a\u539f\u59cb\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u3002<\/span><\/p>\n
Base64\u7f16\u7801\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u6570\u636e\u8868\u793a\u65b9\u5f0f\uff0c\u7528\u4e8e\u5728\u5404\u79cd\u60c5\u5883\u4e2d\u4f20\u8f93\u548c\u5b58\u50a8\u4e8c\u8fdb\u5236\u6570\u636e\uff0c\u56e0\u4e3a\u5b83\u53ef\u4ee5\u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u8f6c\u6362\u4e3a\u7eaf\u6587\u672c\uff0c\u5e76\u4e14\u5e7f\u6cdb\u652f\u6301\u5404\u79cd\u7f16\u7a0b\u8bed\u8a00\u548c\u5e94\u7528\u7a0b\u5e8f\u3002<\/span><\/p>\n
base64\u7d22\u5f15\u8868\uff1a<\/span><\/p>\n
|  Index  |  Character  |  Index  |  Character  |  Index  |  Character  |  Index  |  Character  |<\/span>\n|:-------:|:-----------:|:-------:|:-----------:|:-------:|:-----------:|:-------:|:-----------:|<\/span>\n| \u00a0  0 \u00a0  | \u00a0 \u00a0  A \u00a0 \u00a0  | \u00a0 16 \u00a0  | \u00a0 \u00a0  Q \u00a0 \u00a0  | \u00a0 32 \u00a0  | \u00a0 \u00a0  g \u00a0 \u00a0  | \u00a0 48 \u00a0  | \u00a0 \u00a0  w \u00a0 \u00a0  |<\/span>\n| \u00a0  1 \u00a0  | \u00a0 \u00a0  B \u00a0 \u00a0  | \u00a0 17 \u00a0  | \u00a0 \u00a0  R \u00a0 \u00a0  | \u00a0 33 \u00a0  | \u00a0 \u00a0  h \u00a0 \u00a0  | \u00a0 49 \u00a0  | \u00a0 \u00a0  x \u00a0 \u00a0  |<\/span>\n| \u00a0  2 \u00a0  | \u00a0 \u00a0  C \u00a0 \u00a0  | \u00a0 18 \u00a0  | \u00a0 \u00a0  S \u00a0 \u00a0  | \u00a0 34 \u00a0  | \u00a0 \u00a0  i \u00a0 \u00a0  | \u00a0 50 \u00a0  | \u00a0 \u00a0  y \u00a0 \u00a0  |<\/span>\n| \u00a0  3 \u00a0  | \u00a0 \u00a0  D \u00a0 \u00a0  | \u00a0 19 \u00a0  | \u00a0 \u00a0  T \u00a0 \u00a0  | \u00a0 35 \u00a0  | \u00a0 \u00a0  j \u00a0 \u00a0  | \u00a0 51 \u00a0  | \u00a0 \u00a0  z \u00a0 \u00a0  |<\/span>\n| \u00a0  4 \u00a0  | \u00a0 \u00a0  E \u00a0 \u00a0  | \u00a0 20 \u00a0  | \u00a0 \u00a0  U \u00a0 \u00a0  | \u00a0 36 \u00a0  | \u00a0 \u00a0  k \u00a0 \u00a0  | \u00a0 52 \u00a0  | \u00a0 \u00a0  0 \u00a0 \u00a0  |<\/span>\n| \u00a0  5 \u00a0  | \u00a0 \u00a0  F \u00a0 \u00a0  | \u00a0 21 \u00a0  | \u00a0 \u00a0  V \u00a0 \u00a0  | \u00a0 37 \u00a0  | \u00a0 \u00a0  l \u00a0 \u00a0  | \u00a0 53 \u00a0  | \u00a0 \u00a0  1 \u00a0 \u00a0  |<\/span>\n| \u00a0  6 \u00a0  | \u00a0 \u00a0  G \u00a0 \u00a0  | \u00a0 22 \u00a0  | \u00a0 \u00a0  W \u00a0 \u00a0  | \u00a0 38 \u00a0  | \u00a0 \u00a0  m \u00a0 \u00a0  | \u00a0 54 \u00a0  | \u00a0 \u00a0  2 \u00a0 \u00a0  |<\/span>\n| \u00a0  7 \u00a0  | \u00a0 \u00a0  H \u00a0 \u00a0  | \u00a0 23 \u00a0  | \u00a0 \u00a0  X \u00a0 \u00a0  | \u00a0 39 \u00a0  | \u00a0 \u00a0  n \u00a0 \u00a0  | \u00a0 55 \u00a0  | \u00a0 \u00a0  3 \u00a0 \u00a0  |<\/span>\n| \u00a0  8 \u00a0  | \u00a0 \u00a0  I \u00a0 \u00a0  | \u00a0 24 \u00a0  | \u00a0 \u00a0  Y \u00a0 \u00a0  | \u00a0 40 \u00a0  | \u00a0 \u00a0  o \u00a0 \u00a0  | \u00a0 56 \u00a0  | \u00a0 \u00a0  4 \u00a0 \u00a0  |<\/span>\n| \u00a0  9 \u00a0  | \u00a0 \u00a0  J \u00a0 \u00a0  | \u00a0 25 \u00a0  | \u00a0 \u00a0  Z \u00a0 \u00a0  | \u00a0 41 \u00a0  | \u00a0 \u00a0  p \u00a0 \u00a0  | \u00a0 57 \u00a0  | \u00a0 \u00a0  5 \u00a0 \u00a0  |<\/span>\n| \u00a0 10 \u00a0  | \u00a0 \u00a0  K \u00a0 \u00a0  | \u00a0 26 \u00a0  | \u00a0 \u00a0  a \u00a0 \u00a0  | \u00a0 42 \u00a0  | \u00a0 \u00a0  q \u00a0 \u00a0  | \u00a0 58 \u00a0  | \u00a0 \u00a0  6 \u00a0 \u00a0  |<\/span>\n| \u00a0 11 \u00a0  | \u00a0 \u00a0  L \u00a0 \u00a0  | \u00a0 27 \u00a0  | \u00a0 \u00a0  b \u00a0 \u00a0  | \u00a0 43 \u00a0  | \u00a0 \u00a0  r \u00a0 \u00a0  | \u00a0 59 \u00a0  | \u00a0 \u00a0  7 \u00a0 \u00a0  |<\/span>\n| \u00a0 12 \u00a0  | \u00a0 \u00a0  M \u00a0 \u00a0  | \u00a0 28 \u00a0  | \u00a0 \u00a0  c \u00a0 \u00a0  | \u00a0 44 \u00a0  | \u00a0 \u00a0  s \u00a0 \u00a0  | \u00a0 60 \u00a0  | \u00a0 \u00a0  8 \u00a0 \u00a0  |<\/span>\n| \u00a0 13 \u00a0  | \u00a0 \u00a0  N \u00a0 \u00a0  | \u00a0 29 \u00a0  | \u00a0 \u00a0  d \u00a0 \u00a0  | \u00a0 45 \u00a0  | \u00a0 \u00a0  t \u00a0 \u00a0  | \u00a0 61 \u00a0  | \u00a0 \u00a0  9 \u00a0 \u00a0  |<\/span>\n| \u00a0 14 \u00a0  | \u00a0 \u00a0  O \u00a0 \u00a0  | \u00a0 30 \u00a0  | \u00a0 \u00a0  e \u00a0 \u00a0  | \u00a0 46 \u00a0  | \u00a0 \u00a0  u \u00a0 \u00a0  | \u00a0 62 \u00a0  | \u00a0 \u00a0  + \u00a0 \u00a0  |<\/span>\n| \u00a0 15 \u00a0  | \u00a0 \u00a0  P \u00a0 \u00a0  | \u00a0 31 \u00a0  | \u00a0 \u00a0  f \u00a0 \u00a0  | \u00a0 47 \u00a0  | \u00a0 \u00a0  v \u00a0 \u00a0  | \u00a0 63 \u00a0  | \u00a0 \u00a0  \/ \u00a0 \u00a0  |<\/span><\/pre>\n
 \u9700\u8981\u6ce8\u610f\u7684\u662f\u4e0a\u8ff0base\u7f16\u7801\u7684\u7d22\u5f15\u8868\u90fd\u662f\u53ef\u4ee5\u6539\u53d8\u7684\u3002\u4e0b\u9762\u662f\u4e00\u4e2abase64\u6362\u8868\u7684\u89e3\u5bc6\u811a\u672c<\/span><\/p>\n
import base64<\/span>\n \nstr1 = \"cPQebAcRp+n+ZeP+YePEWfP7bej4YefCYd\/7cuP7WfcPb\/URYeMRbesObi\/=\" # \u5f85\u89e3\u5bc6\u7684base64\u7f16\u7801<\/span>\n \nstring1 = \"LMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+\/ABCDEFGHIJK\" \u00a0  #\u66ff\u6362\u7684\u8868<\/span>\nstring2 = \"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+\/\"<\/span>\n \nprint (base64.b64decode(str1.translate(str.maketrans(string1,string2))))<\/span><\/pre>\n
base85\u7f16\u7801<\/span><\/h5>\n
Base85\u7f16\u7801\uff0c\u4e5f\u79f0\u4e3aASCII85\u7f16\u7801\uff0c\u662f\u4e00\u79cd\u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u8f6c\u6362\u4e3aASCII\u5b57\u7b26\u7684\u7f16\u7801\u65b9\u6cd5\u3002\u5b83\u901a\u5e38\u7528\u4e8e\u5728\u6587\u672c\u534f\u8bae\u4e2d\u4f20\u8f93\u4e8c\u8fdb\u5236\u6570\u636e\uff0c\u5c24\u5176\u5728Adobe\u7684PostScript\u548cPDF\u6587\u4ef6\u683c\u5f0f\u4e2d\u4f7f\u7528\u3002<\/span><\/p>\n
\u539f\u7406\uff1a<\/span><\/p>\n
\u51c6\u5907\u8981\u7f16\u7801\u7684\u4e8c\u8fdb\u5236\u6570\u636e\uff1a \u5c06\u8981\u7f16\u7801\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u51c6\u5907\u597d\uff0c\u901a\u5e38\u662f\u5b57\u8282\u7684\u5f62\u5f0f\u3002<\/span>\n\u200b<\/span>\n\u5206\u7ec4\uff1a \u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u5206\u6210\u56fa\u5b9a\u5927\u5c0f\u7684\u7ec4\uff0c\u6bcf\u7ec4\u901a\u5e38\u4e3a4\u5b57\u8282\uff0832\u4f4d\uff09\u3002<\/span>\n\u200b<\/span>\n\u5c06\u6bcf\u4e2a\u7ec4\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u8f6c\u6362\u4e3a\u6574\u6570\uff1a \u5c06\u6bcf\u4e2a4\u5b57\u8282\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u89c6\u4e3a\u4e00\u4e2a32\u4f4d\u7684\u4e8c\u8fdb\u5236\u6574\u6570\uff0c\u7136\u540e\u5c06\u5b83\u8f6c\u6362\u4e3a\u4e00\u4e2a\u5341\u8fdb\u5236\u6574\u6570\u3002\u8fd9\u4e2a\u6574\u6570\u7684\u8303\u56f4\u901a\u5e38\u662f0\u52304294967295\uff082^32-1\uff09\u3002<\/span>\n\u200b<\/span>\nBase85\u7f16\u7801\uff1a \u5c06\u6bcf\u4e2a\u5341\u8fdb\u5236\u6574\u6570\u7f16\u7801\u4e3aBase85\u5b57\u7b26\u3002<\/span>\n \u00a0  Base85\u5b57\u7b26\u96c6\u901a\u5e38\u5305\u62ec85\u4e2a\u5b57\u7b26\uff0c\u901a\u5e38\u662fASCII\u5b57\u7b26\u96c6\u4e2d\u7684\u53ef\u6253\u5370\u5b57\u7b26\uff0c\u9664\u53bb\u6613\u6df7\u6dc6\u7684\u5b57\u7b26\u548c\u53ef\u80fd\u5f15\u8d77\u6b67\u4e49\u7684\u5b57\u7b26\u3002<\/span>\n \u00a0  \u4ee532\u4f4d\u6574\u6570\u4e3a\u4f8b\uff0c\u5c06\u5b83\u5206\u62105\u7ec4\uff0c\u6bcf\u7ec4\u5c06\u88ab\u7f16\u7801\u4e3a5\u4e2aBase85\u5b57\u7b26\u3002<\/span>\n \u00a0  \u6bcf\u4e2a5\u4e2a\u5b57\u7b26\u7684\u7ec4\u5bf9\u5e94\u4e00\u4e2a32\u4f4d\u6574\u6570\uff0c\u6839\u636e\u5176\u5728Base85\u5b57\u7b26\u96c6\u4e2d\u7684\u4f4d\u7f6e\u6765\u9009\u62e9\u3002<\/span>\n \u00a0  Base85\u7f16\u7801\u7684\u7ed3\u679c\u662f\u4e00\u4e2a\u6587\u672c\u5b57\u7b26\u4e32\uff0c\u5176\u4e2d\u5305\u542b\u4e00\u7cfb\u5217Base85\u5b57\u7b26\uff0c\u6bcf5\u4e2a\u5b57\u7b26\u5206\u4e3a\u4e00\u7ec4\uff0c\u6bcf\u7ec4\u8868\u793a\u4e00\u4e2a32\u4f4d\u6574\u6570\u3002<\/span>\n\u200b<\/span>\n\u586b\u5145\uff08\u53ef\u9009\uff09\uff1a \u5982\u679c\u539f\u59cb\u6570\u636e\u7684\u957f\u5ea6\u4e0d\u662f4\u5b57\u8282\u7684\u500d\u6570\uff0c\u53ef\u4ee5\u4f7f\u7528\"z\"\u5b57\u7b26\u4f5c\u4e3a\u586b\u5145\u5b57\u7b26\uff0c\u4ee5\u786e\u4fdd\u7f16\u7801\u957f\u5ea6\u662f5\u7684\u500d\u6570\u3002<\/span><\/pre>\n
base91\u7f16\u7801<\/span><\/h5>\n
Base91\u7f16\u7801\u662f\u4e00\u79cd\u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u8f6c\u6362\u4e3a\u6587\u672c\u7f16\u7801\u7684\u65b9\u6cd5\uff0c\u901a\u5e38\u7528\u4e8e\u5728\u6587\u672c\u534f\u8bae\u4e2d\u4f20\u8f93\u4e8c\u8fdb\u5236\u6570\u636e\u3002\u4e0eBase64\u76f8\u6bd4\uff0cBase91\u7f16\u7801\u5177\u6709\u66f4\u9ad8\u7684\u6570\u636e\u5bc6\u5ea6\uff0c\u4f46\u7f16\u7801\u540e\u7684\u6587\u672c\u76f8\u5bf9\u8f83\u957f\u3002 <\/span><\/p>\n
\u539f\u7406\uff1a<\/span><\/p>\n
\u51c6\u5907\u8981\u7f16\u7801\u7684\u4e8c\u8fdb\u5236\u6570\u636e\uff1a \u5c06\u8981\u7f16\u7801\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u51c6\u5907\u597d\uff0c\u901a\u5e38\u662f\u5b57\u8282\u7684\u5f62\u5f0f\u3002<\/span>\n\u200b<\/span>\n\u5206\u7ec4\uff1a \u5c06\u4e8c\u8fdb\u5236\u6570\u636e\u5206\u6210\u56fa\u5b9a\u5927\u5c0f\u7684\u7ec4\uff0c\u6bcf\u7ec4\u901a\u5e38\u4e3a3\u5b57\u8282\uff0824\u4f4d\uff09\u3002\u5982\u679c\u6700\u540e\u4e00\u7ec4\u4e0d\u8db33\u5b57\u8282\uff0c\u53ef\u4ee5\u8fdb\u884c\u586b\u5145\u3002<\/span>\n\u200b<\/span>\nBase91\u7f16\u7801\uff1a \u5c06\u6bcf\u4e2a3\u5b57\u8282\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u7f16\u7801\u4e3aBase91\u5b57\u7b26\u3002<\/span>\n \u00a0  Base91\u5b57\u7b26\u96c6\u901a\u5e38\u5305\u62ec91\u4e2a\u5b57\u7b26\uff0c\u901a\u5e38\u662f\u53ef\u6253\u5370ASCII\u5b57\u7b26\u96c6\u4e2d\u7684\u5b57\u7b26\uff0c\u9664\u53bb\u6613\u6df7\u6dc6\u7684\u5b57\u7b26\u548c\u53ef\u80fd\u5f15\u8d77\u6b67\u4e49\u7684\u5b57\u7b26\u3002<\/span>\n \u00a0  \u4ee524\u4f4d\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u4e3a\u4f8b\uff0c\u5c06\u5176\u5206\u62104\u7ec4\uff0c\u6bcf\u7ec4\u5c06\u88ab\u7f16\u7801\u4e3a4\u4e2aBase91\u5b57\u7b26\u3002<\/span>\n \u00a0  \u6bcf\u4e2a4\u5b57\u7b26\u7684\u7ec4\u5bf9\u5e94\u4e00\u4e2a24\u4f4d\u7684\u6574\u6570\uff0c\u6839\u636e\u5176\u5728Base91\u5b57\u7b26\u96c6\u4e2d\u7684\u4f4d\u7f6e\u6765\u9009\u62e9\u3002<\/span>\n \u00a0  Base91\u7f16\u7801\u7684\u7ed3\u679c\u662f\u4e00\u4e2a\u6587\u672c\u5b57\u7b26\u4e32\uff0c\u5176\u4e2d\u5305\u542b\u4e00\u7cfb\u5217Base91\u5b57\u7b26\uff0c\u6bcf4\u4e2a\u5b57\u7b26\u5206\u4e3a\u4e00\u7ec4\uff0c\u6bcf\u7ec4\u8868\u793a\u4e00\u4e2a24\u4f4d\u6574\u6570\u3002<\/span>\n\u200b<\/span>\n\u586b\u5145\uff08\u53ef\u9009\uff09\uff1a \u5982\u679c\u539f\u59cb\u6570\u636e\u7684\u957f\u5ea6\u4e0d\u662f3\u5b57\u8282\u7684\u500d\u6570\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e00\u6216\u591a\u4e2a\u586b\u5145\u5b57\u7b26\u6765\u786e\u4fdd\u7f16\u7801\u957f\u5ea6\u662f4\u7684\u500d\u6570<\/span><\/pre>\n
base100\u7f16\u7801<\/span><\/h5>\n
base100\u662f\u4e00\u79cd\u5bf9\u79f0\u52a0\u5bc6\uff0c\u52a0\u5bc6\u540e\u5168\u662femoji\u8868\u60c5\u3002<\/span><\/p>\n
\u603b\u7ed3<\/span><\/h5>\n
base\u5bb6\u65cf\u7f16\u7801\u90fd\u4e0d\u7b97\u96be\uff0c\u6839\u636e\u7279\u5f81\u7279\u70b9\u627e\u5230\u5bf9\u5e94\u7684\u52a0\u89e3\u5bc6\u65b9\u5f0f\u5c31\u53ef\u4ee5\u4e86\u3002\u4e0b\u9762\u603b\u7ed3\u4e00\u4e0b\u5404\u4e2abase\u7f16\u7801\u7684\u7279\u70b9\u3002<\/span><\/p>\n
base16\u7279\u5f81\uff1a\u7531\u5927\u5199\u5b57\u6bcd\uff08A-Z\uff09\u548c\u6570\u5b57\uff080-9\uff09\u7ec4\u6210\uff0c\u901a\u5e38\u4e0d\u9700\u8981\u201c=\u201d\u586b\u5145<\/span><\/p>\n
base32\u7279\u5f81\uff1a\u7531\u5927\u5199\u5b57\u6bcd\uff08A-Z\uff09\u548c\u6570\u5b57\uff082-7\uff09\u7ec4\u6210\uff0c\u9700\u8981\u201c=\u201d\u586b\u5145<\/span><\/p>\n
base64\u7279\u5f81\uff1a\u5927\u5c0f\u5199\u5b57\u6bcd\uff08a-Z\uff09\u548c\u6570\u5b57\uff080-9\uff09\u4ee5\u53ca\u7279\u6b8a\u5b57\u7b26\uff08'+','\/'\uff09\u4e0d\u6ee13\u7684\u500d\u6570\u7528\u201c=\u201d\u8865\u9f50<\/span><\/p>\n
base58\u7279\u5f81\uff1a\u540cbase64\u76f8\u6bd4\uff0c\u5c11\u4e86\u6570\u5b57\u20180\u2019\u548c\u5b57\u6bcd\u2018O'\u6570\u5b57\u20191\u2018\u548c\u5b57\u6bcd\u2019I\u2018\u4ee5\u53ca'+'\u548c'\/'\u7b26\u53f7,\u4e5f\u6ca1\u6709\u201c=\u201d<\/span><\/p>\n
base85\u7279\u5f81\uff1a\u6709\u5f88\u591a\u5947\u602a\u7684\u7b26\u53f7\uff0c\u4f46\u4e00\u822c\u6ca1\u6709\u201c=\u201d<\/span><\/p>\n
base91\u7279\u5f81\uff1a\u753191\u4e2a\u5b57\u7b26\uff080-9\uff0ca-z\uff0cA-Z,!#$%&()*+,.\/:;<=>?@[]^_`{|}~\u201d\uff09\u7ec4\u6210<\/span><\/p>\n
base100\u7279\u5f81\uff1a\u5168\u662femoji\u8868\u60c5\u3002<\/span><\/p>\n
XOR\uff08\u5f02\u6216\uff09<\/span><\/h4>\n
    \n
  • \n
    \u5982\u679c\u4e24\u4e2a\u5bf9\u5e94\u4f4d\u7684\u503c\u76f8\u540c\uff0c\u7ed3\u679c\u4e3a0\u3002<\/span><\/p>\n<\/li>\n
  • \n
    \u5982\u679c\u4e24\u4e2a\u5bf9\u5e94\u4f4d\u7684\u503c\u4e0d\u540c\uff0c\u7ed3\u679c\u4e3a1\u3002<\/span><\/p>\n<\/li>\n<\/ul>\n
    \u7c7b\u578b<\/span><\/h5>\n
    \u4f4d\u5f02\u6216<\/span><\/h6>\n
    \u5bf9\u4e24\u4e2a\u4e8c\u8fdb\u5236\u6570\u7684\u6bcf\u4e00\u4f4d\u8fdb\u884c\u5f02\u6216\u8fd0\u7b97\u3002\u4f8b\u5982\uff0c\u5bf9\u4e8e\u4e8c\u8fdb\u5236\u65701101\u548c1011\u8fdb\u884c\u4f4d\u5f02\u6216\u5904\u7406\uff0c\u7ed3\u679c\u4e3a0110\u3002<\/span><\/p>\n
    \u5b57\u8282\u5f02\u6216<\/span><\/h6>\n
    \u5bf9\u4e24\u4e2a\u5b57\u8282\uff088\u4f4d\u4e8c\u8fdb\u5236\u6570\uff09\u7684\u6bcf\u4e00\u4f4d\u8fdb\u884c\u5f02\u6216\u8fd0\u7b97\u3002\u4f8b\u5982\uff0c\u5bf9\u4e8e\u5341\u516d\u8fdb\u5236\u65700xAB\uff08\u4e8c\u8fdb\u5236\u8868\u793a\u4e3a1010 1011\uff09\u548c0xCD\uff08\u4e8c\u8fdb\u5236\u8868\u793a\u4e3a1100 1101\uff09\u8fdb\u884c\u5b57\u8282\u5f02\u6216\u5904\u7406\uff0c\u7ed3\u679c\u4e3a0x66\uff08\u4e8c\u8fdb\u5236\u8868\u793a\u4e3a0110 0110\uff09\u3002<\/span><\/p>\n
    \u5b57\u7b26\u4e32\u5f02\u6216<\/span><\/h6>\n
    \u5bf9\u4e24\u4e2a\u5b57\u7b26\u4e32\u7684\u6bcf\u4e2a\u5b57\u7b26\u8fdb\u884c\u5f02\u6216\u8fd0\u7b97\u3002\u4f8b\u5982\uff0c\u5bf9\u4e8e\u5b57\u7b26\u4e32\"Hello\"\u548c\"World\"\u8fdb\u884c\u5b57\u7b26\u4e32\u5f02\u6216\u5904\u7406\uff0c\u53ef\u4ee5\u6309\u7167\u5b57\u7b26\u5bf9\u5e94\u7684ASCII\u7801\u8fdb\u884c\u5f02\u6216\u8fd0\u7b97\uff0c\u5f97\u5230\u7ed3\u679c\"\\x1d\\x05\\x0e\\x0f\\x1b\"\u3002<\/span><\/p>\n
    \u5bc6\u94a5\u957f\u5ea6\u4e0d\u56fa\u5b9a\uff0c\u53ef\u4ee5\u77ed\u4e8e\u5bc6\u6587<\/span><\/p>\n
    text<\/span> =<\/span> \"Hello, World!\"<\/span><\/span>\nkey<\/span> =<\/span> \"secret\"<\/span><\/span>\n\u200b<\/span>\nencrypted_text<\/span> =<\/span> xor_encrypt<\/span>(text<\/span>, key<\/span>)<\/span>\nprint<\/span>(\"Encrypted:\"<\/span>, encrypted_text<\/span>)<\/span>\n\u200b<\/span>\ndecrypted_text<\/span> =<\/span> xor_decrypt<\/span>(encrypted_text<\/span>, key<\/span>)<\/span>\nprint<\/span>(\"Decrypted:\"<\/span>, decrypted_text<\/span>)<\/span><\/pre>\n
    \u6570\u7ec4\u5f02\u6216<\/span><\/h6>\n
    \u6570\u7ec4\u5f02\u6216\u5c31\u662f\u5bf9\u6570\u7ec4\u4e2d\u6240\u6709\u5143\u7d20\u8fdb\u884c\u6309\u4f4d\u5f02\u6216\u8fd0\u7b97\uff0c\u5177\u4f53\u6b65\u9aa4\u662f\u5148\u5c06\u6570\u7ec4\u5143\u7d20\u9010\u4e2a\u5f02\u6216\uff0c\u6700\u7ec8\u7ed3\u679c\u5c31\u662f\u6570\u7ec4\u7684\u5f02\u6216\u603b\u548c\uff0c\u6bd4\u5982\u6570\u7ec4[2 5 6]\u7684\u5f02\u6216\u603b\u548c\u662f2 XOR 5 XOR 6 = 1\u3002\u7b80\u5355\u8bf4\u5c31\u662f\u76f8\u540c\u4e3a0\uff0c\u4e0d\u540c\u4e3a1\uff0c\u6309\u987a\u5e8f\u7b97\u5c31\u884c\u3002<\/span><\/p>\n
    \u5e38\u89c1\u6587\u4ef6\u7c7b\u578b\u5224\u65ad<\/span><\/h3>\n
    \u62ff\u5230\u4e00\u4e2a\u6587\u4ef6\uff0c\u5148\u7528010\u6253\u5f00\u5224\u65ad\u6587\u4ef6\u7c7b\u578b<\/span><\/p>\n
    \u56fe\u50cf\u6587\u4ef6<\/span><\/strong><\/span><\/h5>\n
    JPEG: (\u6587\u4ef6\u5934 FF D8 FF), (\u6587\u4ef6\u5c3e FF D9)<\/span> TGA:\u672a\u538b\u7f29: (\u6587\u4ef6\u5934 00 00 02 00)\uff1bRLE\u538b\u7f29: (\u6587\u4ef6\u5934 00 00 10 00 00)<\/span> PNG: (\u6587\u4ef6\u5934 89 50 4E 47 0D 0A 1A 0A), (\u6587\u4ef6\u5c3e AE 42 60 82)<\/span> GIF: (\u6587\u4ef6\u5934 47 49 46 38 39(37) 61), (\u6587\u4ef6\u5c3e 00 3B)<\/span><\/p>\n
    BMP: (\u6587\u4ef6\u5934 42 4D)<\/span> ICO: (\u6587\u4ef6\u5934 00 00 01 00)AdobePhotoshop(PSD): (\u6587\u4ef6\u5934 38 42 50 53)<\/span><\/p>\n
    \u538b\u7f29\u5305\u6587\u4ef6<\/span><\/strong><\/span><\/h5>\n
    ZIP: (\u6587\u4ef6\u5934 50 4B 03 04), (\u6587\u4ef6\u5c3e 50 4B)<\/span> RAR: (\u6587\u4ef6\u5934 52 61 72 21)<\/span><\/p>\n
    \u97f3\u9891\u6587\u4ef6<\/span><\/strong><\/span><\/h5>\n
    Wave: (\u6587\u4ef6\u5934 57 41 56 45)<\/span> MIDI: (\u6587\u4ef6\u5934 4D 54 68 64)<\/span> AAC: (\u6587\u4ef6\u5934 FF F1(9))<\/span><\/p>\n
    \u89c6\u9891\u6587\u4ef6<\/span><\/strong><\/span><\/h5>\n
    AVI: (\u6587\u4ef6\u5934 41 56 49 20)<\/span> Real Audio: (\u6587\u4ef6\u5934 2E 72 61 FD)<\/span> Real Media: (\u6587\u4ef6\u5934 2E 52 4D 46)<\/span> MPEG: (\u6587\u4ef6\u5934 00 00 01 BA(3))<\/span> Quicktime: (\u6587\u4ef6\u5934 6D 6F 6F 76)<\/span><\/p>\n
    \u7f16\u7801\u6587\u4ef6<\/span><\/strong><\/span><\/h5>\n
    XML: (\u6587\u4ef6\u5934 3C 3F 78 6D 6C)<\/span> HTML: (\u6587\u4ef6\u5934 68 74 6D 6C 3E)<\/span><\/p>\n
    \u7136\u540e\u6839\u636e\u6587\u4ef6\u5934\u6587\u4ef6\u5c3e\uff0c\u53bb\u5224\u65ad\u6587\u4ef6\u5c3e\u90e8\u4f1a\u4e0d\u4f1a\u5b58\u5728\u5404\u79cd\u5947\u5947\u602a\u602a\u7684\u4e1c\u897f<\/span><\/p>\n
    \u6587\u4ef6\u5206\u79bb<\/span><\/h3>\n
    \u5982\u679c\u5224\u65ad\u51fa\u6765\u6709\u5b58\u5728\u591a\u4e2a\u5bf9\u5e94\u7684\u6587\u4ef6\u5934\u548c\u6587\u4ef6\u5c3e\u53ef\u4ee5\u7528binwalk\u6216\u8005formost\u5206\u79bb<\/span><\/p>\n
     binwalk\u548cforemost\u90fd\u662f\u6587\u4ef6\u5206\u79bb\u5de5\u5177\uff0c\u4f46binwalk\u66f4\u5e38\u7528\u4e8e\u5feb\u901f\u8bc6\u522b\u548c\u5206\u79bb\u6587\u4ef6,\u800cforemost\u5219\u5728binwalk\u65e0\u6cd5\u6b63\u786e\u5206\u79bb\u65f6\u4f7f\u7528,\u4e24\u8005\u90fd\u80fd\u5904\u7406\u9690\u85cf\u6587\u4ef6,\u4f46foremost\u6709\u65f6\u66f4\u51c6\u786e(\u6709\u4e8b\u6ca1\u4e8b\u90fd\u7528\u7528)<\/span><\/p>\n
    binwalk -e filename<\/span>\n\u200b<\/span>\nformost filename -o \u8f93\u51fa\u7684\u76ee\u5f55\u540d<\/span><\/pre>\n
    \u968f\u540e\u5c31\u53ef\u4ee5\u770b\u5230\u9690\u85cf\u7684\u6587\u4ef6<\/span><\/p>\n\n\n
    \u6d41\u91cf\u5206\u6790<\/h2>\n\n\n\n
    \u952e\u76d8\u6d41\u91cf\u5206\u6790\u89e3\u9898\u6b65\u9aa4<\/h3>\n\n\n\n
    1.\u952e\u76d8\u6d41\u91cf<\/h4>\n\n\n\n
    USB\u534f\u8bae\u6570\u636e\u90e8\u5206\u5728Leftover Capture Data\u57df\u4e2d\uff0c\u6570\u636e\u957f\u5ea6\u4e3a\u516b\u4e2a\u5b57\u8282\uff0c\u5176\u4e2d\u952e\u76d8\u51fb\u5065\u4fe1\u606f\u96c6\u4e2d\u5728\u7b2c\u4e09\u4e2a\u5b57\u8282\u4e2d\u3002 <\/p>\n\n\n\n
    \"\"<\/figure>\n\n\n\n
    2.USB\u6d41\u91cf\u63d0\u53d6<\/h4>\n\n\n\n
    USB\u534f\u8bae\u7684\u6570\u636e\u90e8\u5206\u5728 Leftover Capture Data \u57df\u4e2d\uff0c\u53ef\u4f7f\u7528tshark\u63d0\u53d6\u6d41\u91cf<\/p>\n\n\n\n
    tshark -r xxx.pcapng -T fields -e usb.capdata > usbdata.txt<\/pre>\n\n\n\n
    \"\"<\/figure>\n\n\n\n
    3.\u5904\u7406data\u6587\u4ef6\uff0c\u63d0\u53d6\u952e\u76d8\u4fe1\u606f<\/h4>\n\n\n\n
    \u7531\u4e8e\u5f97\u5230\u7684USB\u6587\u4ef6\u4e2d\u542b\u6709\u7a7a\u884c\uff0c\u5e38\u89c1\u7684usbdata\u4e2d\u4ee5\u4e24\u5b57\u8282\u52a0\u5192\u53f7\u7684\u683c\u5f0f\uff08\u5982\u4f8b\u5b50\uff09\u3002 <\/p>\n\n\n\n
    \"\"<\/figure>\n\n\n\n
    \u5bf9\u6587\u4ef6\u8fdb\u884c\u5904\u7406\uff1a<\/p>\n\n\n\n
    #1.\u4f7f\u7528\u811a\u672c\u5220\u9664\u7a7a\u884c
    with open('usbdata.txt', 'r', encoding='utf-8') as f:
        lines = f.readlines()
    lines = filter(lambda x: x.strip(), lines)
    with open('usbdata.txt', 'w', encoding='utf-8') as f:
        f.writelines(lines)
    #2.\u5c06\u4e0a\u9762\u7684\u6587\u4ef6\u7528\u811a\u672c\u5206\u9694\uff0c\u52a0\u4e0a\u5192\u53f7\uff1b
    f=open('usbdata.txt','r') 
    fi=open('out.txt','w')
    while 1:
      a=f.readline().strip() 
      if a:
        if len(a)==16:#\u952e\u76d8\u6d41\u91cf\u7684\u8bddlen\u4e3a16\u9f20\u6807\u4e3a8 
          out=''
          for i in range(0,len(a),2):
            if i+2 != len(a):
              out+=a[i]+a[i+1]+\":\" 
            else:
              out+=a[i]+a[i+1] 
          fi.write(out) 
          fi.write('\\n') 
      else: 
        break 
    fi.close()
    #3.\u6700\u540e\u7528\u811a\u672c\u63d0\u53d6
    # print((line[6:8])) #\u8f93\u51fa6\u52308\u4e4b\u95f4\u7684\u503c
    #\u53d6\u51fa6\u52308\u4e4b\u95f4\u7684\u503c
    mappings = { 0x04:\"A\",  0x05:\"B\",  0x06:\"C\", 0x07:\"D\", 0x08:\"E\", 0x09:\"F\", 0x0A:\"G\",  0x0B:\"H\", 0x0C:\"I\",  0x0D:\"J\", 0x0E:\"K\", 0x0F:\"L\", 0x10:\"M\", 0x11:\"N\",0x12:\"O\",  0x13:\"P\", 0x14:\"Q\", 0x15:\"R\", 0x16:\"S\", 0x17:\"T\", 0x18:\"U\",0x19:\"V\", 0x1A:\"W\", 0x1B:\"X\", 0x1C:\"Y\", 0x1D:\"Z\", 0x1E:\"1\", 0x1F:\"2\", 0x20:\"3\", 0x21:\"4\", 0x22:\"5\",  0x23:\"6\", 0x24:\"7\", 0x25:\"8\", 0x26:\"9\", 0x27:\"0\", 0x28:\"\\n\", 0x2a:\"[DEL]\",  0X2B:\"    \", 0x2C:\" \",  0x2D:\"-\", 0x2E:\"=\", 0x2F:\"[\",  0x30:\"]\",  0x31:\"\\\\\", 0x32:\"~\", 0x33:\";\",  0x34:\"'\", 0x36:\",\",  0x37:\".\" }
    nums = []
    keys = open('out.txt')
    for line in keys:
        if line[0]!='0' or line[1]!='0' or line[3]!='0' or line[4]!='0' or line[9]!='0' or line[10]!='0' or line[12]!='0' or line[13]!='0' or line[15]!='0' or line[16]!='0' or line[18]!='0' or line[19]!='0' or line[21]!='0' or line[22]!='0':
             continue
        nums.append(int(line[6:8],16)) 
    keys.close()
    output = \"\"
    for n in nums:
        if n == 0 :
            continue
        if n in mappings:
            output += mappings[n]
        else:
            output += '[unknown]'
    print ('output :\\n' + output)
    \u200b<\/pre>\n\n\n\n
    PS,\u811a\u672c\u53ef\u80fd\u56e0\u4e3a\u8bbe\u5907\u578b\u53f7\u6709\u53ef\u80fd\u6709\u53d8\u5316<\/p>\n\n\n\n
    usb keyboard\u6620\u5c04\u8868\uff1a<\/h3>\n\n\n\n
    USB\u534f\u8bae\u4e2dHID\u8bbe\u5907\u63cf\u8ff0\u7b26\u4ee5\u53ca\u952e\u76d8\u6309\u952e\u503c\u5bf9\u5e94\u7f16\u7801\u8868<\/p>\n\n\n\n
    \"\"<\/figure>\n\n\n\n
    \"\"<\/figure>\n\n\n\n
    \"\"<\/figure>\n\n\n\n
    \u6309\u952e\u952e\u503c<\/h4>\n\n\n\n
    \"\"<\/figure>\n\n\n\n
    \"\"<\/figure>\n\n\n\n
    \"\"<\/figure>\n\n\n\n
    \"\"<\/figure>\n\n\n\n
    \"\"<\/figure>\n\n\n\n
    \"\"<\/figure>\n\n\n\n
    \"\"<\/figure>\n","protected":false},"excerpt":{"rendered":"
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"emotion":"","emotion_color":"","title_style":"","license":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[13],"tags":[],"class_list":["post-124","post","type-post","status-publish","format-standard","hentry","category-knowledge"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.hurkin.top\/index.php\/wp-json\/wp\/v2\/posts\/124","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hurkin.top\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hurkin.top\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hurkin.top\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hurkin.top\/index.php\/wp-json\/wp\/v2\/comments?post=124"}],"version-history":[{"count":5,"href":"https:\/\/www.hurkin.top\/index.php\/wp-json\/wp\/v2\/posts\/124\/revisions"}],"predecessor-version":[{"id":229,"href":"https:\/\/www.hurkin.top\/index.php\/wp-json\/wp\/v2\/posts\/124\/revisions\/229"}],"wp:attachment":[{"href":"https:\/\/www.hurkin.top\/index.php\/wp-json\/wp\/v2\/media?parent=124"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hurkin.top\/index.php\/wp-json\/wp\/v2\/categories?post=124"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hurkin.top\/index.php\/wp-json\/wp\/v2\/tags?post=124"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}