It's not, PKCS5 v2 just makes a statement about doing as many as is tolerable to you, with 1000 being a minimum. http://tools.ietf.org/html/rfc2898#section-3 ht

It's not, PKCS5 v2 just makes a statement about doing as many as is tolerable to you, with 1000 being a minimum. http://tools.ietf.org/html/rfc2898#section-3 http://tools.ietf.org/html/rfc2898#section-3 IIRC, some hashing algos lose strength when this is done, but I can't remember what one. Also, I am not a Cryptographer.