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[蝬脤隡箸沘 Linux銝隞仙HP啣神 3DES(mcrypt) 撖寞(ECB璅∪)[3撘萄]

[銴鋆賡包
頝唾唳摰璅撅
璅銝
潸” 2014-12-11 21:02:57 | 芰閰脖 |芰憭批 撣 |摨閬 |梯璅∪
砍敺 IT_man 2014-12-11 22:31 蝺刻摩 : E9 A$ w; Z" W
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望潭蝬脩摮撖閬,閬銴撖瞍蝞瘜嚗甇日豢3DES撖
3DES撖(Triple DES)嚗臭撖瞍蝞瘜蝔梧3DES望蝔格芋撘嚗銝V蝝寧浩CB璅∪撖急
擐瑼X召inux臬行摰鋆mcrypt璅∠嚗寞憒銝:

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  1. rpm -qa | grep php-mcrypt
銴鋆賭誨蝣

4 Z$ q* d: f: ?其蝬脩撱箔php瑼嚗憒phpinfo.php(批捆憒銝)亦臬行mcrypt module

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  1. <?php2 v1 }3 ?7 T. [1 x+ o
  2. // Show all information, defaults to INFO_ALL
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  3. phpinfo();
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  4. ?>
銴鋆賭誨蝣

+ s9 F4 c, O4 Z0 E( J嗅嬌rowser 瑁phpinfo.php嚗蝯憒銝:
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憒瘝摰鋆php-mcrypt嚗脰摰鋆(摰鋆寞)嚗摰鋆摰敺隞乩餈啣拍車寞銝隞交炎乓
銋敺撠勗臭誑啣神撖蝔撘憒銝嚗

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  1. //撖賣豢啣神( m/ o; k! K& w% U! m5 l! I
  2. function encrypt($source,$toencrypt){  
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  3. //撖函key   . B, c1 e9 w# N! a  ?2 c
  4. $key = $source;  
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  5. //雿輻3DES寞撖   
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  6. $encryptMethod = MCRYPT_TRIPLEDES;
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  7. //憪靘憓摰冽
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  8. $iv = mcrypt_create_iv(mcrypt_get_iv_size($encryptMethod,MCRYPT_MODE_ECB), MCRYPT_RAND);  
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  9. //雿輻皂crypt_encrypt賣詨撖嚗MCRYPT_MODE_ECB銵函內雿輻汞CB璅∪- N" o+ J  z9 W6 B  Z5 H" o
  10. $encrypted_toencrypt = mcrypt_encrypt($encryptMethod, $key, $toencrypt, MCRYPT_MODE_ECB,$iv);   1 e$ p6 y0 I% b( f4 M1 B7 W2 Q
  11. //唾圾撖敺摮銝1 a4 f- I+ n0 Y. s: `# X5 _
  12. return base64_encode($encrypted_toencrypt);  2 o0 R* l- a% Y6 S* v; p
  13. }  9 K! _9 ]1 X+ J- e& C+ s7 y
  14. //閫撖賣豢啣神
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  15. function decrypt($source,$todecrypt) {  
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  16. //閫撖函key嚗敹頝撖函key銝璅   ! w% A5 S0 o# C$ R: T
  17. $key = $source;  0 \# X, }& t) Y6 Q
  18. //閫撖閫base64蝣9 s6 f$ U: }# S$ v+ p# v! r/ h
  19. $todecrypt = base64_decode($todecrypt);
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  20. //雿輻3DES寞閫撖
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  21. $encryptMethod = MCRYPT_TRIPLEDES;  
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  22. //憪靘憓摰冽
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  23. $iv = mcrypt_create_iv(mcrypt_get_iv_size($encryptMethod,MCRYPT_MODE_ECB), MCRYPT_RAND);  
    . T" ^- Z8 J" |  {
  24. //雿輻皂crypt_decrypt賣貉圾撖嚗MCRYPT_MODE_ECB銵函內雿輻汞CB璅∪  
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  25. $decrypted_todecrypt = mcrypt_decrypt($encryptMethod, $key, $todecrypt, MCRYPT_MODE_ECB,$iv);
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  26. //唾圾撖敺摮銝
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  27. return $decrypted_todecrypt;  
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  28. }  
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  29. //撖怠末閫撖賣訾敺嚗撠勗臭誑靘脰皜祈岫鈭
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  30. //key閮剖
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  31. $source ="1234567890";4 B/ w4 }; c. z
  32. //閬撖摮銝- @" ]3 r2 h  f; c, w" N% K& h, [
  33. $string ="www.av4u.co";4 h, d( ~3 l6 x8 Y5 c
  34. echo "string=".$string."<br>";" F7 B6 S5 K  p- T% D7 l' r
  35. //脰撖銝阡*蝷箏撖敺摮銝
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  36. $encode = encrypt($source,$string);8 ~. J/ K2 s* M/ ^3 x4 f. P
  37. echo "encode=".$encode."<br>";+ m. T2 d- [8 ^, I$ H
  38. //脰閫撖銝阡*蝷箄圾撖敺摮銝
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  39. $decode = decrypt($source,$encode);
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  40. echo "decode=".$decode."<br>";
銴鋆賭誨蝣

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蝯憒銝:
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瘜冽:
      憒閫撖蝔瘝雿輻灸ase64蝣潛閰梧頝函雯鞈唾撓嚗交嗥垢⊥閫霈(臬撖敺鞈唾撓航炊嚗雿臬典銝蝬脩抒閫撖舀憿)嚗蝯憒銝:

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