GlossariesIGCSE GlossariesIGCSE Computer Science GlossaryAntivirus

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.

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James Woodhouse

Reviewer: James Woodhouse

Expertise: Computer Science & English Subject Lead

James graduated from the University of Sunderland with a degree in ICT and Computing education. He has over 14 years of experience both teaching and leading in Computer Science, specialising in teaching GCSE and A-level. James has held various leadership roles, including Head of Computer Science and coordinator positions for Key Stage 3 and Key Stage 4. James has a keen interest in networking security and technologies aimed at preventing security breaches.

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