Article 37735 of alt.security: Hello! If you would like to know about the tricks, backdoors, ... hackers exploit here is a site that will give you furhter information about those things. http://fvkma.tu-graz.ac.at/matic/ This site will be updated and will cover files like: protecting yourself from password file attacks, how to prevent hackers from breaking into your system, ... I hope this gives you some help. Christian