I recently came across an interesting article on previlege escalation on a Windows XP system using the at command. I dont know whether all are aware of this technique, but I am very new to it and it also mentions about how to prevent it.
The link is
Regards and best wishes,
MVP (Enterprise Security), ISLA-2010 (ISC)², C|EH, C|HFI, CCNA, MCP,
Certified ISO 27001:2005 Lead Auditor
[b]There are 3 roads to spoil; women, gambling & hacking. The most pleasant with women, the quickest with gambling, but the surest is hacking - c0c0n