砍敺 IT_man 2014-12-11 22:31 蝺刻摩
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5 @& c {; n" h- ^7 W- c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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- rpm -qa | grep php-mcrypt
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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
" n ~7 D- u( A; p$ m5 z8 I4 ?3 I- \ - // Show all information, defaults to INFO_ALL
2 |. h) D5 _/ g5 g6 g' _ - phpinfo();
3 W6 M* z1 t) T7 U. z - ?>
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嗅嬌rowser 瑁phpinfo.php嚗蝯憒銝:) Y7 c0 D; X; R) }
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& {% Z6 u. R9 S* x" o5 _6 Q N. G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 , y5 ]" N* h. a3 T! N) n$ o
- //撖賣豢啣神
% L! V. }0 o7 o2 Y! F, V - function encrypt($source,$toencrypt){ ; W. [5 e6 S3 o X }6 @$ |, e
- //撖函key ( W& x4 [* S5 A: G6 l& J
- $key = $source; $ {9 B6 `0 Y4 L7 i- {, e* A5 ~
- //雿輻3DES寞撖
! R3 H: v" v& L) D+ h - $encryptMethod = MCRYPT_TRIPLEDES;
7 I/ S% ]# V' t; O& C+ a# c - //憪靘憓摰冽
/ I( H: O4 J2 [# C' L - $iv = mcrypt_create_iv(mcrypt_get_iv_size($encryptMethod,MCRYPT_MODE_ECB), MCRYPT_RAND);
. R* N) ?1 i6 @" C- s/ Z, ]* E: H - //雿輻皂crypt_encrypt賣詨撖嚗MCRYPT_MODE_ECB銵函內雿輻汞CB璅∪
4 V& L' }2 m d, }! t - $encrypted_toencrypt = mcrypt_encrypt($encryptMethod, $key, $toencrypt, MCRYPT_MODE_ECB,$iv);
V+ ]3 o- m* H6 r, h7 T' d - //唾圾撖敺摮銝
0 v& N0 v+ Y& y( e - return base64_encode($encrypted_toencrypt);
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- //閫撖賣豢啣神
1 a7 D5 r0 j/ c0 N8 F+ \. u - function decrypt($source,$todecrypt) { 7 k$ d7 X: _0 j; S" @/ ?3 a2 Q
- //閫撖函key嚗敹頝撖函key銝璅 # }4 E6 O5 F* n/ b
- $key = $source;
, {' m7 B& \! }! Z, j0 H0 n C - //閫撖閫base64蝣 \3 ?" i+ m0 D3 n8 l* d
- $todecrypt = base64_decode($todecrypt);
- z) t& _7 U. c8 e! _ - //雿輻3DES寞閫撖
0 r4 ]8 y% p" j2 N8 Z - $encryptMethod = MCRYPT_TRIPLEDES;
; b, ?! K% O' W$ n+ [ - //憪靘憓摰冽
/ p7 { L, N& i - $iv = mcrypt_create_iv(mcrypt_get_iv_size($encryptMethod,MCRYPT_MODE_ECB), MCRYPT_RAND); ) |# _+ I" V; \& Z
- //雿輻皂crypt_decrypt賣貉圾撖嚗MCRYPT_MODE_ECB銵函內雿輻汞CB璅∪ 7 R4 y) {* L- Y k5 {: d
- $decrypted_todecrypt = mcrypt_decrypt($encryptMethod, $key, $todecrypt, MCRYPT_MODE_ECB,$iv);4 }( h$ U0 {# [" e& j+ Y, Y9 K2 { E
- //唾圾撖敺摮銝 Z0 H( u4 D. N# P; E
- return $decrypted_todecrypt;
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$ W2 i4 q* v9 {, `0 ^ - //撖怠末閫撖賣訾敺嚗撠勗臭誑靘脰皜祈岫鈭2 L- P! k {' j8 \' p. b
- //key閮剖
- k+ a5 H' [. ?3 d- q - $source ="1234567890";
/ `4 V9 u4 I1 }/ z P - //閬撖摮銝
$ C/ Z% k; }$ `: r3 l; l% T - $string ="www.av4u.co";
5 T. Y7 D* e. Y7 A - echo "string=".$string."<br>";
- r6 |/ k0 a+ l+ a - //脰撖銝阡*蝷箏撖敺摮銝
; i( E4 j; O& Q3 N" t. n - $encode = encrypt($source,$string);) r) _- u( e9 [- {
- echo "encode=".$encode."<br>";
9 F" O5 h* P3 C- R9 h; T: M% z1 [ - //脰閫撖銝阡*蝷箄圾撖敺摮銝1 K- H1 R" ^$ u8 z+ W6 |: O
- $decode = decrypt($source,$encode);" f" S" ]% ]' M- e+ V, ^, M
- echo "decode=".$decode."<br>";
銴鋆賭誨蝣" T4 o( R* m; D; q
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: . Q) [6 [+ p8 g* a, W' Q
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