cipher.pkcs5_keyivgen(pass [, salt [, iterations [, digest]]] ) รข 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 byte string if provided.
iterations is a integer with a default of 2048.
digest is a Digest object that
defaults to 'MD5'
A minimum of 1000 iterations is recommended.
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