What is a computer worm

Worms are self-replicating programs that spread through networks of machines.

Computer Worm
Where a worm comes from

Common ways of transmitting worms include attachments, file-sharing networks and links to malicious websites.

How to recognize a PC worm

Because worms consume a large amount of system memory or network bandwidth, servers, network servers and individual computers often stop responding.

How to remove a worm

To remove a worm, simply run a scan for malware using antivirus software. Once any worms are detected and deleted, your computer should be completely safe to use.

How to prevent computer worms
  • Be careful with file-sharing networks and suspicious attachments and/or links.
  • Maintain up-to-date antivirus protection, preferrably with a firewall.
Protect yourself against computer worm

There is no better way to recognize, remove and prevent worms than to use an antivirus & antiworm tool, and the best anti-virus & anti-worm tool is Avast.

Why Avast?
  • Consistently rated “excellent” by industry experts
  • Trusted by 400 million people worldwide
  • It’s the "Antivirus with the lowest impact on PC performance” (AV comparatives)
  • Best features - unbreakable password security, home network protection, browser cleaning and much more
  • All for FREE