A lot of us who have been into security for a while are fully aware of a rootkit.

For those of you who aren't visit: http://www.rootkit.com/

get to now the symptoms and what to look so you can educate your users in preventing the installations and informing you when they believe they are running on the clients machine.

thanx for the link

Ths for the link, it will help lot's of people

tkz for the info

thanks for the link, I'm visting it right now

i known this link before but you'v got a point from me.