avast! 4 Home Edition
Avast 4 Home Edition is a free, complete ICSA certified and Secure Computing Magazine awarded antivirus software for home noncommercial use. Avast includes the following components: On Demand Scanner--with skinnable simple interface--just select what do you want to scan in which way and press the Play button; On Access Scanner--special providers to protect the most of available e-mail clients; Instant Messaging--ICQ, Miranda; Network traffic--intrusion detection--lightweight firewall; P2P protection for Kazaa, BitTorrent; Web shield--monitors and filter all HTTP traffic; NNTP Scanner--scans all Usenet Newsgroup traffic and all operations with files on PC; Boot Time Scanner--scans disks in the same way and in the same time as Windows CHKDSK does. True automatic incremental updates are small and fast.
Version 4.7.892 is now finally compatible with Windows Vista RC1 and the "remediations" in Vista Security Center are now functional.