Antivirus: Track down and destroy any existing malware hiding in a PC.
Defense+: Protects critical system files and blocks malware before it installs.
Memory Firewall: Cutting-edge protection against sophisticated buffer overflow attacks.
Anti-Malware Kills malicious processes before they can do harm.
A firewall will prevent unauthorized contact between your computer and the Internet.If there is no firewall installed on your computer, you can download and install one of the above free firewalls.