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Instead of looking for a specific signature, it identifies software that behaves like a virus (e.g., trying to overwrite system files or hide its presence).
These are often "portable" (no installation required) and are used to clean a system that is already infected. Types Of Antiviruses Software
Best for users who want "all-in-one" protection from various entry points, such as email and web browsing. Instead of looking for a specific signature, it
It uses a small "client" program on the device that communicates with the cloud to analyze files. and anti-spam filters.
The following are the main types of antivirus software categorized by their deployment and protective approach: 1. Cloud-Based Antivirus
What is Antivirus Software? Do You Still Need Antivirus in 2026?
Often include firewalls, parental controls, VPNs, and anti-spam filters.