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  • PHP AES/ECB 128加密

    class Security {
        public static function encrypt($input, $key) {
        $key=md5($key.md5($key));
        $size = mcrypt_get_block_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_ECB);
        $input = Security::pkcs5_pad($input, $size);
        $td = mcrypt_module_open(MCRYPT_RIJNDAEL_128, '', MCRYPT_MODE_ECB, '');
        $iv = mcrypt_create_iv (mcrypt_enc_get_iv_size($td), MCRYPT_RAND);
        mcrypt_generic_init($td, $key, $iv);
        $data = mcrypt_generic($td, $input);
        mcrypt_generic_deinit($td);
        mcrypt_module_close($td);
        $data = base64_encode($data);
        return $data;
        }
     
        private static function pkcs5_pad ($text, $blocksize) {
            $pad = $blocksize - (strlen($text) % $blocksize);
            return $text . str_repeat(chr($pad), $pad);
        }
     
        public static function decrypt($dStr, $dKey) {
            $dKey=md5($dKey.md5($dKey));
            $decrypted= mcrypt_decrypt(MCRYPT_RIJNDAEL_128,$dKey,base64_decode($dStr),MCRYPT_MODE_ECB);
             $dec_s = strlen($decrypted);
            $padding = ord($decrypted[$dec_s-1]);
            $decrypted = substr($decrypted, 0, -$padding);
            return $decrypted;
        }
    }
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  • 原文地址:https://www.cnblogs.com/zhangzhijian/p/6955751.html
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