Cyber Security

Denial of Service Attack (DDoS)

By Mark Sharron | Updated 8 March 2024

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What is a Denial of Service attack (DoS)?

A Denial of Service attack is a form of cyber attack which overloads a network. This can disrupt services and make a website unavailable to users.

The DoS attack can be caused by a computer virus that’s used to target a particular system.

A Distributed Denial of Service attack (DDoS), on the other hand, targets a number of computer systems at once.

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