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- <?php
- function chiffre($texte)
- {
- $key = 'XXX'; //Mettre une clée difficile à trouver
- $iv_size = mcrypt_get_iv_size(MCRYPT_XTEA, MCRYPT_MODE_ECB);
- $iv = mcrypt_create_iv($iv_size, MCRYPT_RAND);
- return base64_encode(mcrypt_encrypt(MCRYPT_XTEA, $key, $texte, MCRYPT_MODE_ECB, $iv));
- }
- function dechiffre($texte)
- {
- $key = 'XXX'; //La meme clée que celle du chiffrage
- $texte = base64_decode($texte);
- $iv_size = mcrypt_get_iv_size(MCRYPT_XTEA, MCRYPT_MODE_ECB);
- $iv = mcrypt_create_iv($iv_size, MCRYPT_RAND);
- $decrypt = mcrypt_decrypt(MCRYPT_XTEA, $key, $texte, MCRYPT_MODE_ECB, $iv);
- return $decrypt;
- }
- ?>
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