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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- 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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- <?php0 H5 a( z/ Z1 A5 a3 t( K; {
- // Show all information, defaults to INFO_ALL
5 q/ r6 M' J9 _# t: m% [ Y1 C - phpinfo();% y6 C, t' A# D# o$ r: P$ N
- ?>
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嗅嬌rowser 瑁phpinfo.php嚗蝯憒銝:# [' o, @& ~( t7 k. A1 b% c
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. z2 G' M1 I+ _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
7 T# \2 r$ T1 x - function encrypt($source,$toencrypt){ " k8 h9 Q( X# d" ^
- //撖函key
9 u4 U7 h9 w+ l6 R - $key = $source; e. ?' Z- f- M% T
- //雿輻3DES寞撖
b4 a3 P2 x y# k) J3 [ - $encryptMethod = MCRYPT_TRIPLEDES; 5 D' s* c2 N9 a, T
- //憪靘憓摰冽6 G+ _% f. d, ^2 O. X8 X
- $iv = mcrypt_create_iv(mcrypt_get_iv_size($encryptMethod,MCRYPT_MODE_ECB), MCRYPT_RAND);
2 Q8 o9 m8 |4 X. ? - //雿輻皂crypt_encrypt賣詨撖嚗MCRYPT_MODE_ECB銵函內雿輻汞CB璅∪
+ o$ t6 ^6 C+ F0 X - $encrypted_toencrypt = mcrypt_encrypt($encryptMethod, $key, $toencrypt, MCRYPT_MODE_ECB,$iv); ' d- v' \( Y: _* k
- //唾圾撖敺摮銝$ ^, S0 E5 X9 _1 x9 m
- return base64_encode($encrypted_toencrypt);
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+ O* ]% j4 i0 P {( y - //閫撖賣豢啣神
# Q0 R) G' ~. o+ \! O - function decrypt($source,$todecrypt) { . M" s8 u q9 Q; _" U; ?3 q
- //閫撖函key嚗敹頝撖函key銝璅
6 i) n% C8 O6 p& P& @+ k) l - $key = $source; . H E% h1 Y/ t" m0 `6 J8 ?
- //閫撖閫base64蝣+ }$ A( W: R+ k+ O
- $todecrypt = base64_decode($todecrypt);" B7 @- x9 e4 I3 b/ A
- //雿輻3DES寞閫撖
o% V k0 Y. o1 D - $encryptMethod = MCRYPT_TRIPLEDES; ! G t* T6 J+ n
- //憪靘憓摰冽 3 Z5 p) N s3 n
- $iv = mcrypt_create_iv(mcrypt_get_iv_size($encryptMethod,MCRYPT_MODE_ECB), MCRYPT_RAND);
8 Z; w! j ^5 c4 T! H& k - //雿輻皂crypt_decrypt賣貉圾撖嚗MCRYPT_MODE_ECB銵函內雿輻汞CB璅∪ " V U1 r6 A0 K0 o% F
- $decrypted_todecrypt = mcrypt_decrypt($encryptMethod, $key, $todecrypt, MCRYPT_MODE_ECB,$iv);
) L& m, F* Q5 S: ]0 V4 V3 r - //唾圾撖敺摮銝" K8 H1 F2 r; |5 `( W, c6 l2 k
- return $decrypted_todecrypt;
3 l0 g( ~ I# V3 h" \ - }
! l7 t& v% B0 j T2 P/ x6 [ - //撖怠末閫撖賣訾敺嚗撠勗臭誑靘脰皜祈岫鈭* G, }: b; a5 }1 K9 c2 a* Y: T# h" w
- //key閮剖; K! J: @! y# _# K
- $source ="1234567890";; K- V! P! T8 I5 J8 g, m. {6 l% H5 B
- //閬撖摮銝5 h% ^1 j* g6 W$ { Z2 w. r2 \
- $string ="www.av4u.co";
A, j0 a4 K `9 P& ] - echo "string=".$string."<br>";+ ?- c1 ~7 T0 \. z
- //脰撖銝阡*蝷箏撖敺摮銝6 ^! A Q" n( L8 b. b
- $encode = encrypt($source,$string);
2 @* k9 I& `0 l1 C8 e+ h - echo "encode=".$encode."<br>";8 q! f2 B) R( [5 Y
- //脰閫撖銝阡*蝷箄圾撖敺摮銝
3 x2 s5 H; _6 d2 E' k0 j0 `. e0 ~ - $decode = decrypt($source,$encode);+ [& @+ f$ H5 x
- echo "decode=".$decode."<br>";
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蝯憒銝:, \ C3 x1 q0 p+ f4 y
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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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