[This post may come across as some kind of self-promotion, but it's intended to show that there is a real problem. We apologise in advance for perceptions of buzzwords, spin and other marketing fluff]
According to this Ars Technica article, almost all Fortune 500 have been partially infected by the Zeus botnet, meaning that they have machines that are vulnerable to being controlled by criminals on their internal networks. This has fairly scary implications for corporations as it implies that they are vulnerable to industrial espionage and / or the theft of confidential client data.
Welcome to the ThreatSTOP blog. This is where we discuss topical security issues and try and explain some of the philosophy behind ThreatSTOP.