(3.0.8 - 3.0.18 only, PHP 4 >= 4.0.0)
mcrypt_cbc -- Encrypt/decrypt data in CBC mode
Description
string mcrypt_cbc (int cipher, string key, string data, int mode [,
string iv])
string mcrypt_cbc (string cipher, string key, string data, int mode [,
string iv])
The first prototype is when linked against libmcrypt 2.2.x, the second when linked against
libmcrypt 2.4.x.
mcrypt_cbc() encrypts or decrypts (depending on mode) the
data with cipher and key in CBC cipher mode and returns
the resulting string.
Cipher is one of the MCRYPT_ciphername constants.
Key is the key supplied to the algorithm. It must be kept secret.
Data is the data which shall be encrypted/decrypted.
Mode is MCRYPT_ENCRYPT or MCRYPT_DECRYPT.
IV is the optional initialization vector.
See also: mcrypt_cfb(), mcrypt_ecb(), and
mcrypt_ofb().
|
