Updated: 07/06/2021 by Computer Hope
Black spheres with concentric circles around each one

Alternatively called a zombie network, a botnet (bot network) is a group of infected computers under the control of one or more individuals. The infected computers perform tasks impossible for a single computer, such as distributing millions of SPAM e-mails or a DDoS (Distributed Denial of Service) attack.

How can I tell if my computer is a bot?

To determine if the computer is infected with malware, including software that makes your computer a bot, run an antivirus or malware scan. Other signs could be high hard drive activity causing the computer to run slow or an increase in Internet usage causing the Internet to run slow, or an increase in bandwidth costs.

Bots, Security terms, Zombie