>But you haven't answered the fundamental question. >Is this so that Mom and Dad and the kids can share a computer? >Or is this so 100 different people can all telnet into a machine and >be ABSOLUTLY SURE that no one can stomp anyone else? > >Those are 2 *MASSIVELY* different projects with different requirements. No, you don't need that level of security for multiple users. But if they are busy downloading viruses/trojan horses and love to accidentally mangle your system files, then you'd be really happy if you had the real security system. - Alex