Internet Investing Internet Technology Internet Lists Windows Internet Tech. Members of the ISP-Security discussion list offer advice as to how to handle a network intrusion.
Solutions vary, but a full-scale network security review is always in order.
So far all I can tell is that he deleted my logs and defaced one of my sites. Run Trojan detection software on your system. Check for changes in your directory structure and weed out any new pieces of software. Do an audit on your server and check for any vulnerability that might have allowed the break-in. Check for weak passwords, and change all admin passwords.