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.

avast! antivirus software provides complete virus protection for your computer. Antivirus engine is complemented by anti-spyware, firewall and antispam modules to protect you against phishing schemes, identity theft and internet-distributed web viruses. Automatic updates for greater user convenience and safety. Top user ratings among free antivirus software. The new avast! Free Antivirus 5.0 includes a spyware detection engine. To protect you from identity theft as well as viruses.

Kaspersky Anti-Virus and the Kaspersky Internet Security provides a qualitatively new level of protection for your PC through the optimal combination of traditional antivirus technology and modern proactive methods. Products easy to install and configure, they provide a greater opportunity to adapt the work under the individual needs of users. Programs differ not only integrate seamlessly with the family of operating systems Microsoft Windows, but compatibility with other software to protect personal computers.

This archive unpacks ESET NOD32 Antivirus and Smart Security 3.0.x and 4.0.x update definitions to directory C:\eset_upd. (Already existing files will be overwritten.) Then C:\eset_upd is set as default update server and an Internet shortcut for daily new updatedefinitions is placed on your desktop. You may then start updating your ESET product manually our wait until scheduled task starts.

BitDefender Total Security 2010 provides comprehensive proactive protection against all Internet security threats, along with system maintenance and backup, without slowing down your PCs.

Symantec's Norton AntiVirus 2010 - Winning protection against viruses, spyware, and other malicious threats! Heuristically detects Spyware threats, detects blocks Internet worm attacks, and protects email. Norton AntiVirus blocks viruses and spyware with advanced protection. It helps protect your entire computer by stopping viruses, spyware, and other security risks. Norton AntiVirus works in the background so you can surf the Internet, read the news, play games, and download software or music without disruption. It also scans and cleans all email and instant messaging (IM) attachments, preventing you from receiving viruses, or spreading them to others. With set-it and forget-it functionality, Norton AntiVirus checks for updates continuously and automatically blocks new and emerging threats from getting on your system. In addition to protection updates, Norton AntiVirus provides new product features as available throughout your service subscription.

Norton Internet Security runs quietly in the background to detect and block today's complex threats and to protect your identity when you buy, bank, or browse online. The friendly and efficient product design helps minimize confusing security alerts and system slowdowns that can get in the way of your online experience. Norton Internet Security™ provides essential protection from viruses, hackers, spyware, spam and other privacy threats. A comprehensive set of security tools, Norton Internet Security helps keep you safe online as you surf and email, swap files, download programs, and chat. In addition to protecting against viruses and unwelcome intrusions from the Internet.