The virus world has always seen a battle between virus makers and anti-virus vendors, each trying to outwit each other through their speed and technology. Antigen and Forefront products incorporate proprietary and 3 rd -party anti-virus scan engines that...

This blog entry gives you an overview of licensing for Antigen 9 and Forefront Server Security products, such as FSE and FSSP. Your product’s expiration date can depend on several factors. Historically, Antigen licensing was controlled by a file...

‘Illegal Mime Header’ is an important feature in Antigen/Forefront. This blog entry describes the expected functionality of this feature from the Antigen 9 for Exchange/SMTP with SP1 and Forefront for Exchange RTM (SP0) releases. The ‘Illegal Mime...

As I’m writing this blog, the Antigen/Forefront Worm List was last updated over 3 months ago. Don’t be alarmed – this is quite normal. The Worm List isn’t really a “scan engine” you see, and doesn’t need to update so often. And why might that be...