Antiviruses are rather complex pieces of software, and there are plenty of options. In this article, I’m going to go over the actual tasks antiviruses perform and how they go about performing those tasks. This article is not sponsored nor does it promote any antivirus software - The PC Security Channel covers the difference between Windows 10’s Windows Defender versus paid antivirus solutions.
One of the most basic tasks any antivirus can do is called Hash Detection.