avast! 4 Professional Edition is a complete ICSA certified antivirus package for your company. It obtained twice VB100% award in 2002 Virus Bulletin comparative reviews.
avast! scans for viruses, worms and Trojans: On Demand - with two User Interfaces, On Access, E-mail, during Boot Time, in File Explorer and Screen Saver. It maintains Virus Chest. True incremental updates based on iAVS technology updates twice a week virus definition file.