cipher.pkcs5_keyivgen(pass [, salt [, iterations [, digest]]] ) â nil
Instance Public methods
Generates and sets the key/IV based on a password.
WARNING: This method is only PKCS5 v1.5 compliant
when using RC2, RC4-40, or DES with MD5 or SHA1. Using anything else (like
AES) will generate the key/iv using an OpenSSL specific method. This method is
deprecated and should no longer be used. Use a PKCS5 v2 key generation method from OpenSSL::PKCS5 instead.
Parameters
salt must be an 8