Comodo AntiVirus is a free antivirus protection system for your computer.
This program will scan your computer in depth looking for some kind of infected file. It will also monitor any file that enters your computer either via Internet download or an email attachment. It will not allow you to open any file without first having passed its virus detection system.
Comodo AntiVirus works with all types of viruses, Trojans, worms, malware, hackers ... scans even before you unzip the ZIP files, which is a common method of infection.
You will be able to select the type of files it always scans by obligation or the frequency with which it analyzes the entire system.