Flow My Thoughts, The IT Professor Said

My Buffer Floweth Over, Not

http://www.pcworld.com/news/article/0,aid,114328,00.asp

A major and continuing source of security exploits is buffer overflows. AMD's 64-bit processors now add a feature called "Execution Protection", which prevents execution takeover after an overflow event. Intel is also looking at adding this technique. This looks like a major hardware solution to a persistent software problem.