Antivirus - IGCSE Computer Science Definition
Reviewed by: James Woodhouse
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What is antivirus software?
In IGCSE Computer Science, antivirus (also known as anti-malware) refers to security software designed to detect, prevent, and remove malicious software (malware) such as viruses, worms, and trojans.
How does antivirus software work?
It scans files and programs for known virus signatures, monitors system behaviour for suspicious activity, and blocks potential threats in real time.
Revision resources to ace your exams
Explore antivirus in more detail and master other key related terms such as access levels and authentication in our revision note pages here:
Keeping Data Safe (CIE IGCSE Computer Science)
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