For many years now, antivirussystems have been the known security mechanism for desktops, laptops and servers. Qi ict advises to implement your company's antivirus protection as close to your internet link as possible.
Manufacturers like Trend Micro, Blue Coat, Barracuda and Check Point offer several different types of suitable systems. Through using their software, hardware or virtual appliances, extra layers may be added to your antivirussystem.
Antivirussystems of course have been influenced by 'cloud-computing'. Certain checks on email or webservers of doubtfull reputation are performed real-time within the cloud. Thus, you no longer need to continuously update your antivirussystem's local database.