There have been lots of other worms throughout history - and many new threats are active now. Microsoft patched those vulnerabilities long before 2017, but we all know how people hate to update their operating systems. It spread throughout multiple systems, taking advantage of vulnerabilities in the Windows code. You might recall the infamous NotPetya worm that wrought havoc across the EU in 2017. These copies then go on to attack any unprotected computers connected to the initially infected device - meaning worms can propagate across the web at breakneck speed.

How to prevent computer worms from damaging you?Ĭomputer worms are a subset of Trojan malware, capable of spreading multiple copies of themselves across a network or via an internet connection.How can I tell if my computer has a worm?.What kind of damage can computer worms do?.Go ahead with the free Clario trial and keep your devices malware-free. It’s a multi-platform problem-fixer that goes beyond anti-malware, protecting your entire digital life through a single app combining real-time antivirus protection, unlimited VPN, and an advanced ad blocker. Luckily, Clario is here to provide you with a worry-free digital experience. Pro tip: No computer is immune to malware. If you’re curious to find out what computer worms are and how you can fight them, then you’ve come to the right place. In 2004, it caused damage estimated at $38 billion. For example, MyDoom - the most devastating malware to date - is, in fact, a computer worm. While worms in computers don’t tend to attract as much media attention as other cyberthreats, they still pose a very real threat to you and your computer. They’ve continued to evolve over time, becoming ever more sophisticated and trickier to detect. Computer worms have been around for a few decades now.

How does worm virus work