I code up sites written for ASP.NET 3.5. They have security built in but I'd like to go further. I'd like to understand what exploits are currently being used and attempt those on various versions of sites. (Staging and live.) Having had a quick look at cracker tools, I'd prefer a tech. savvy...

I have recently found a rootkit on my computer through AVG and am wondering how to get this thing off. I tried to get AVG to delete it but it said it cannot. I heard you can re-install windows vista and also restore default settings but I am not sure if that deletes everything and I'll have to get...