Cyber threats have evolved significantly over the years, becoming more sophisticated than ever. With complexity increasing in the types of attacks, the defense against those attacks has also grown to be more complex than ever. To combat these modern cyber threats effectively, organizations must employ a multi-layered approach to cybersecurity, combining tools and services at many levels. Antivirus has long been one of those tools in the fight against cybersecurity and remains a crucial component today. In this article, we will explore the history of antivirus software, why it's still relevant today, and why it's just one piece of the larger cybersecurity puzzle.