This is Alec Muffett's Crack. Crack is a freely available program designed to find encrypted passwords. When you would like to crack a 4.4BSD password file: Crack -fmt bsd <password_file> Or, for non-BSD machines: Crack <password_file> Maintainer: The OpenBSD ports mailing-list <ports@openbsd.org> WWW: http://www.crypticide.com/users/alecm/security/