Antivirus programs are comprehensive packages that not only detect and block virus types, but often also include functions to protect against phishing and ransomware as well as other features such as a VPN or a password manager. To do this, they require a lot of RAM, which other applications then lack. The most time consuming part is of course the monitoring of ongoing file actions. When starting and installing programs, the antivirus software monitors all executable files as well as the doc
