砍敺 IT_man 2014-12-11 22:31 蝺刻摩 % |# q9 ?; d) Q4 y7 }
+ w1 @0 D$ H8 i: p# q1 p) j& s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
銴鋆賭誨蝣 . g" [- [+ c+ M9 S
其蝬脩撱箔php瑼嚗憒phpinfo.php(批捆憒銝)亦臬行mcrypt module
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- <?php8 o9 {' y K1 C5 y# a5 [+ c* v& {$ k
- // Show all information, defaults to INFO_ALL
1 }' H) t0 h* v+ \ - phpinfo();
0 ^. i/ F) K* F( ~" i" S7 M - ?>
銴鋆賭誨蝣
( {) E% H5 W! \' v' w嗅嬌rowser 瑁phpinfo.php嚗蝯憒銝:6 L2 d9 _6 P: p4 e" L/ Q2 G
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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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- //撖賣豢啣神
' }; G" J' a0 A; Y L9 i% L - function encrypt($source,$toencrypt){
* F# O3 D$ i( u5 V) X8 m - //撖函key 6 _" I$ b& Y& u$ ~7 `6 p
- $key = $source; 5 k- B6 L5 |' X D
- //雿輻3DES寞撖
6 q" R* q: {: B4 i - $encryptMethod = MCRYPT_TRIPLEDES; ; Z6 B N8 N# }& U8 ^3 v
- //憪靘憓摰冽- u( ~) \& f$ z- w9 x8 W8 f/ G
- $iv = mcrypt_create_iv(mcrypt_get_iv_size($encryptMethod,MCRYPT_MODE_ECB), MCRYPT_RAND); 3 x+ c3 p0 o$ d
- //雿輻皂crypt_encrypt賣詨撖嚗MCRYPT_MODE_ECB銵函內雿輻汞CB璅∪* E$ r" p$ y# { j
- $encrypted_toencrypt = mcrypt_encrypt($encryptMethod, $key, $toencrypt, MCRYPT_MODE_ECB,$iv);
) j- L2 f3 S6 ?6 [5 L6 c - //唾圾撖敺摮銝2 J! B3 @. q: M0 z4 m# u, d8 F. v
- return base64_encode($encrypted_toencrypt);
2 Y& e" ?: t/ A U2 s - }
7 Q! w+ @7 R9 l- |- L - //閫撖賣豢啣神# b' V W9 @! E9 T) ~6 Q. T
- function decrypt($source,$todecrypt) { & q: H3 `4 g: \
- //閫撖函key嚗敹頝撖函key銝璅
% B/ b7 s: T+ [2 b4 h - $key = $source;
0 j( F. s: w) g r - //閫撖閫base64蝣3 k% h6 A* s+ u2 Q y5 v
- $todecrypt = base64_decode($todecrypt);' D- [) Z( c, l; t% S+ ^2 b6 Y7 l
- //雿輻3DES寞閫撖1 X% ^# n+ E9 v6 |5 X
- $encryptMethod = MCRYPT_TRIPLEDES;
0 c$ f) B5 w9 I; \2 q - //憪靘憓摰冽 - @3 Q! n5 ] ?) J8 |
- $iv = mcrypt_create_iv(mcrypt_get_iv_size($encryptMethod,MCRYPT_MODE_ECB), MCRYPT_RAND);
; {( g1 G5 V) d/ l$ v - //雿輻皂crypt_decrypt賣貉圾撖嚗MCRYPT_MODE_ECB銵函內雿輻汞CB璅∪ : h/ J: R0 O2 N( h+ o0 D
- $decrypted_todecrypt = mcrypt_decrypt($encryptMethod, $key, $todecrypt, MCRYPT_MODE_ECB,$iv);. i6 x1 _9 \4 {; Z* d% `/ r
- //唾圾撖敺摮銝
; p1 B" M1 f7 d+ g" b5 f+ n+ h4 f$ v - return $decrypted_todecrypt;
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- //撖怠末閫撖賣訾敺嚗撠勗臭誑靘脰皜祈岫鈭
! ^# O+ p/ v1 ~8 ] - //key閮剖
' _: Z1 ~, ], Z! _ - $source ="1234567890";- B8 T$ [3 O: `; p
- //閬撖摮銝* d8 S: m9 i( C7 }
- $string ="www.av4u.co";
3 u9 ^. d: a; n - echo "string=".$string."<br>";
" ~! q2 I* Z# \ - //脰撖銝阡*蝷箏撖敺摮銝/ O0 h8 n) e; e% Q
- $encode = encrypt($source,$string);
4 V/ N9 _, W$ n - echo "encode=".$encode."<br>";2 o t, E0 G b5 C
- //脰閫撖銝阡*蝷箄圾撖敺摮銝* c/ z- q; A9 F! ?: a- o- t4 q
- $decode = decrypt($source,$encode);+ X8 Y, I& k- u ?( h9 l+ ]# X) N
- echo "decode=".$decode."<br>";
銴鋆賭誨蝣
' W0 C& ?2 s9 F 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: - H& h6 O5 }' K
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