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<?php $data = 'one'; $key = '1234567890123456'; function encrypt($data, $key){ return mcrypt_encrypt( MCRYPT_RIJNDAEL_128, $key, $data, MCRYPT_MODE_CBC, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0" ); } function decrypt($data, $key){ $decode = base64_decode($data); return mcrypt_decrypt( MCRYPT_RIJNDAEL_128, $key, $decode, MCRYPT_MODE_CBC, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0" ); } $encrypted = encrypt($data, $key); $decrypted= decrypt($encrypted, $key); var_dump($encrypted);

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