The Avira Anti Virus program is a freeware package which offers the usual protection against nasty malware stuff attacking you and yours. It apparently features faster scanning and support for adware and phishing too. The commercial version will also protect against drive-by infection from dodgy websites and email protection. Worth putting in the toolbox.
Avira AntiVir Personal – FREE Antivirus is a reliable free antivirus solution, that constantly and rapidly scans your computer for malicious programs such as viruses, Trojans, backdoor programs, hoaxes, worms, dialers etc. Monitors every action executed by the user or the operating system and reacts promptly when a malicious program is detected. Avira AntiVir Personal is a comprehensive, easy to use antivirus program, designed to offer reliable free of charge virus protection to home-users, for personal use only, and is not for business or commercial use.