ESET NOD32 Antivirus System - Integrated, Real-Time Protection against viruses, worms, trojans, spyware, adware, phishing, and hackers. Best detection, fastest performance & smallest footprint.NOD32 Antivirus System provides well balanced, state-of-the-art protection against threats endangering your PC and enterprise systems running various platforms from Microsoft Windows, through a number of UNIX/Linux, Novell, MS DOS operating systems to Microsoft Exchange Server, Lotus Domino and other mail servers.