Unlike many competitors that only block known threats, Comodo allows only known safe files to run, sandboxing everything else by default.
A rules-based system that monitors all application activities to block malicious actions before they can cause damage. Pro vs. Free: What is the "Exclusive" Difference?
Automatically runs unknown or suspicious files in an isolated virtual environment so they cannot damage your real system.
Comodo Internet Security Pro: Maximizing Protection and Finding the Best Value