A more proactive type of security that looks for suspicious patterns.

These programs perform most of their data processing on a provider’s server rather than the user's computer.

It saves system resources (RAM and CPU) and provides real-time updates on new threats without requiring massive local database downloads. 2. Standalone Antivirus

Best for users who want "all-in-one" protection from various entry points, such as email and web browsing.

Often include firewalls, parental controls, VPNs, and anti-spam filters.

Antivirus software is a type of designed to identify, prevent, and remove malicious code from devices. While often grouped together, different types of antivirus software focus on specific protective functions.

It is less effective against "Zero-Day" threats—newly created viruses that haven't been added to the database yet. 4. Heuristic-Based Antivirus