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: " s4 a7 g8 c1 W1 x& Y! U9 |
- rpm -qa | grep php-mcrypt
銴鋆賭誨蝣
) Q) U' h& X- W# Q# x& p' j9 M0 k其蝬脩撱箔php瑼嚗憒phpinfo.php(批捆憒銝)亦臬行mcrypt module
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- <?php
6 f* @6 Q& s, p5 L7 d0 E' v - // Show all information, defaults to INFO_ALL4 @4 W" e- L0 N* w
- phpinfo();
* G5 _, J1 b2 y0 M4 [- ~ - ?>
銴鋆賭誨蝣 N* U% j0 \4 p5 e @7 q3 f/ z
嗅嬌rowser 瑁phpinfo.php嚗蝯憒銝:0 V! g# c2 [7 z3 f2 _
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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 , P; T# {' v1 Y' Q, n
- //撖賣豢啣神
0 l* B# @) [2 z# z - function encrypt($source,$toencrypt){ ; e' h: ^: L+ R) q3 v( h
- //撖函key # [# S6 J l9 H& K! s# ]/ O0 y- ^5 u
- $key = $source; 2 y6 {4 |" F Y$ a% V
- //雿輻3DES寞撖 ' }8 r5 z- R6 _7 w9 w9 e- P
- $encryptMethod = MCRYPT_TRIPLEDES;
s* z. { n: C. { - //憪靘憓摰冽
% g5 ], b0 g7 f. V+ e - $iv = mcrypt_create_iv(mcrypt_get_iv_size($encryptMethod,MCRYPT_MODE_ECB), MCRYPT_RAND); 1 x0 Q7 _- M3 {% G& c1 }
- //雿輻皂crypt_encrypt賣詨撖嚗MCRYPT_MODE_ECB銵函內雿輻汞CB璅∪
+ j% d/ x7 @1 c6 [0 S$ C: k3 Y - $encrypted_toencrypt = mcrypt_encrypt($encryptMethod, $key, $toencrypt, MCRYPT_MODE_ECB,$iv);
e5 Q" n$ g6 x" S - //唾圾撖敺摮銝
; K' w6 y/ H' I, k7 W' F - return base64_encode($encrypted_toencrypt); ' x$ E/ g4 N9 v+ T3 L4 R' F
- }
1 k4 w- g1 N5 N9 j( I6 W - //閫撖賣豢啣神) b6 K! v' O5 H8 K8 c& Z
- function decrypt($source,$todecrypt) { ; F; F7 F: M) a/ ]) H I7 x
- //閫撖函key嚗敹頝撖函key銝璅 ; t/ f& X& x; v* G* g L' X
- $key = $source; , c8 _* U4 \& A, @" S# S
- //閫撖閫base64蝣
1 y0 @6 S l% ]+ f# _% D/ ? - $todecrypt = base64_decode($todecrypt);$ R9 I1 @. l; e4 c( A8 H2 c9 y
- //雿輻3DES寞閫撖# O! @$ _% `1 i" G5 |7 g
- $encryptMethod = MCRYPT_TRIPLEDES;
4 W! A9 ]1 c: a! l( ~ - //憪靘憓摰冽
; B6 e) b( n m- n- [7 @! w - $iv = mcrypt_create_iv(mcrypt_get_iv_size($encryptMethod,MCRYPT_MODE_ECB), MCRYPT_RAND); 9 \; G z9 i- R2 z7 z: F1 P0 a
- //雿輻皂crypt_decrypt賣貉圾撖嚗MCRYPT_MODE_ECB銵函內雿輻汞CB璅∪ ' \) w* X6 c0 ~4 D/ z, u3 c% d
- $decrypted_todecrypt = mcrypt_decrypt($encryptMethod, $key, $todecrypt, MCRYPT_MODE_ECB,$iv);
8 J9 i# \+ Z* r( W - //唾圾撖敺摮銝
, m, F5 |6 \- \ - return $decrypted_todecrypt; ( _, U) b) N' B# J7 s
- }
$ `) _8 Y! F/ X( R7 S2 i- y - //撖怠末閫撖賣訾敺嚗撠勗臭誑靘脰皜祈岫鈭6 U9 e- e1 X) M, m6 e
- //key閮剖( o, u* m( Z# i- G( b
- $source ="1234567890";
' f8 ~% @' Y/ ~( I3 a4 N - //閬撖摮銝
6 W0 x0 b9 K6 C/ n - $string ="www.av4u.co";
/ @1 z% W+ _/ t! X% S- I - echo "string=".$string."<br>";
1 i6 b) G8 a) K( M - //脰撖銝阡*蝷箏撖敺摮銝
% u! F/ |, f, \* B - $encode = encrypt($source,$string);
# y# Q: b, _) k. ~ - echo "encode=".$encode."<br>";
4 q* Y3 t1 _3 |; S2 w/ N# a - //脰閫撖銝阡*蝷箄圾撖敺摮銝
. W9 \+ B1 I) w2 ?8 P8 x - $decode = decrypt($source,$encode);
+ @) w0 Q$ H, A8 J# V - echo "decode=".$decode."<br>";
銴鋆賭誨蝣
5 ]/ R {( e) k4 U5 l 蝯憒銝:# f& }5 h; s6 N$ r( ]( ]% N; p3 B
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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: / D5 N. N8 ~. B9 r7 E4 L
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