Which Free Security Softwares should I use to protect my computer? When rating them, remember a few things, it's not only based on their detection rate, it should be fast, light (important), easy to use and should not be annoying.
Antivirus: AVG, Avast, Avira
Anti-Spyware/Malware: Ad-Aware Free, HijackThis, Windows Defender, Spybot Search & Destroy
Firewall: ZoneAlarm Free, Comodo Firewall
(Name any other if left)
Avira, HijackThis, Comodo Firewall.