Many computer users are worried about malware. Which two of the following are examples of malware?

A worm and a virus are both examples of malware that damage or disrupt systems.

A firewall is protective software or hardware that blocks unwanted network traffic.

A worm is malware that self-replicates and spreads across networks.

A router is a networking device that forwards data between networks.

A virus is malware that attaches to files and spreads when they run.

Firewalls and routers are defences and infrastructure, not malware.