Avast Home Edition is a free, complete ICSA certified antivirus software for home noncommercial use. Avast Home Edition includes the following components: On Demand Scanner and 'On Access Scanner' special providers to protect the most of available e-mail clients
AVG Antivirus 7.0 Free Edition
AVG Free Edition is the well-known antivirus protection tool. AVG Free is available free of charge to home users for the life of the product. Rapid virus database updates are available for the lifetime of the product, thereby providing the high level of detection capability that millions of users around the world trust to protect their computers. AVG Free is easy to use and will not slow your system down.
Ad-Aware® SE Personal Edition
Scans your RAM, Registry, hard drives, and external storage devices for known data-mining, advertising, and tracking components, Ad-Aware SE easily can clean your system, allowing you to maintain a higher degree of privacy while you surf the Web. Ad-Aware SE Personal Edition boasts a number of improvements.
Agnitum Outpost Firewall provides superior defense against PC infiltration. Outpost detects and blocks hacker attacks, guards the privacy of data stored on your computer, monitors the network activity of your system and applications, provides secure Web surfing, and prevents Internet worms from activating from your in-box.
Spybot-Search & Destroy
Spybot - Search & Destroy can detect and remove a multitude of adware files and modules from your computer. Spybot also can clean program and Web-usage tracks from your system, which is especially useful if you share your computer. Modules chosen for removal can be sent directly to the included file shredder, ensuring complete elimination from your system.
ZoneAlarm is designed to protect your DSL- or cable-connected PC from hackers. This program includes four interlocking security services: a firewall, an application control, an Internet lock, and Zones. The firewall controls the door to your computer and allows only traffic you understand and initiate. The application control allows you to decide which applications can and cannot use the Internet.