A shadowed password is a cover for the real password file. It shows that the real password is hidden somewhere else. Cracking a shadowed password file is impossible. Assuming that you got the password file via anonymous ftp. You should try connecting to port 25 and doing the sendmail bug.
Author: Rupinder Singh
I am a tireless intelligence seeker, coincidentally I am a computer guy too, who is passionate about Information Tools and Open-Source software. I Read Books, play Computer Games, Climb Mountains, when I am not changing the code.