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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
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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

1 N2 d- g2 ~, d其蝬脩撱箔php瑼嚗憒phpinfo.php(批捆憒銝)亦臬行mcrypt module

% @4 n8 V7 T: l# s, ?6 {
  1. <?php
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  2. // Show all information, defaults to INFO_ALL
    6 j% E. @) D4 n
  3. phpinfo();
    , o+ ]" ]" v) b/ }
  4. ?>
銴鋆賭誨蝣

2 [6 ~+ l/ k" q3 q! R4 f9 R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
    3 D( |* Q' \3 C+ j: d
  2. function encrypt($source,$toencrypt){  
    ! {' }. ~' m& s9 V- R
  3. //撖函key   
    9 G6 T9 X0 D! t4 D1 X3 I
  4. $key = $source;  
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  5. //雿輻3DES寞撖   
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  6. $encryptMethod = MCRYPT_TRIPLEDES; $ g, b2 a, R& t$ D- O7 Z7 K1 q
  7. //憪靘憓摰冽
    - ?  \1 `' w$ {
  8. $iv = mcrypt_create_iv(mcrypt_get_iv_size($encryptMethod,MCRYPT_MODE_ECB), MCRYPT_RAND);  2 b3 ~/ `9 f( B: M) A  x4 ?
  9. //雿輻皂crypt_encrypt賣詨撖嚗MCRYPT_MODE_ECB銵函內雿輻汞CB璅∪( K6 ^+ A1 h: u9 O; N' R9 }
  10. $encrypted_toencrypt = mcrypt_encrypt($encryptMethod, $key, $toencrypt, MCRYPT_MODE_ECB,$iv);   & T; G1 @' f( r3 l  B! p7 W7 y& _
  11. //唾圾撖敺摮銝$ g7 z# l2 ^( F7 Q
  12. return base64_encode($encrypted_toencrypt);  
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  13. }  / z- o: J% L0 B. j) v; Q
  14. //閫撖賣豢啣神9 p$ s7 o# ?( N6 V$ A) d2 X- R7 p
  15. function decrypt($source,$todecrypt) {  8 M5 _; e  i8 B: X, _' {" h6 q
  16. //閫撖函key嚗敹頝撖函key銝璅   
    ! ~9 c6 L) H* q7 O2 L$ n
  17. $key = $source;  ' a3 ]! a! ?9 u3 m' q# \& J
  18. //閫撖閫base64蝣8 v9 u  _, E: P8 E0 ^
  19. $todecrypt = base64_decode($todecrypt);
    ' G& i) @. S- k/ \) E" e
  20. //雿輻3DES寞閫撖+ [. ^9 T* J/ \
  21. $encryptMethod = MCRYPT_TRIPLEDES;  % j8 |5 P- W% Y8 e. j( H  S
  22. //憪靘憓摰冽 0 ~/ Q4 a( w. Y5 O5 u$ j
  23. $iv = mcrypt_create_iv(mcrypt_get_iv_size($encryptMethod,MCRYPT_MODE_ECB), MCRYPT_RAND);  # n" @2 [7 F1 Z+ h0 E
  24. //雿輻皂crypt_decrypt賣貉圾撖嚗MCRYPT_MODE_ECB銵函內雿輻汞CB璅∪  0 e2 r4 ^: H1 z4 x  j8 s% J  ~# o
  25. $decrypted_todecrypt = mcrypt_decrypt($encryptMethod, $key, $todecrypt, MCRYPT_MODE_ECB,$iv);
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  26. //唾圾撖敺摮銝
    ) v- ?* e3 [- B! o
  27. return $decrypted_todecrypt;  
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  28. }  " H  E/ \6 `# ?1 x7 ]- a2 D
  29. //撖怠末閫撖賣訾敺嚗撠勗臭誑靘脰皜祈岫鈭; K# w  F% h, y2 E" m8 h; \
  30. //key閮剖
    6 {7 ~- Y& Q! {& m
  31. $source ="1234567890";3 [3 y! {2 k: K/ s0 ?# }9 @
  32. //閬撖摮銝# N6 l0 u) I5 o# e0 ?
  33. $string ="www.av4u.co";% ?) d% G. A# e" ?' x6 U8 B  V5 D
  34. echo "string=".$string."<br>";
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  35. //脰撖銝阡*蝷箏撖敺摮銝
    ! P. `) w4 O- m/ ~2 D
  36. $encode = encrypt($source,$string);9 f6 j) [7 i: d5 m5 [$ F' D
  37. echo "encode=".$encode."<br>";
    ! q1 I0 {3 K" Y, i
  38. //脰閫撖銝阡*蝷箄圾撖敺摮銝
    8 c7 d3 ^. w7 x6 ~' A# K8 k( c
  39. $decode = decrypt($source,$encode);* ]; ~/ r) A- }( z/ S! L
  40. echo "decode=".$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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