Before it was flagged and removed, one of the most successful apps on Google Play for over a week was an "antivirus" app that did nothing other than change an image.
It's long been known that Macs aren't impervious to malware, and a recent fake antivirus program calling itself MacDefender appears to have affected more people than previously thought. Here's how to clean your Mac.
The old saw that Macs don't get viruses is under fire as a piece of malware called Mac Defender is rampaging across the Web.
Rogue programs trick victim into paying before installing fake security software, offering various payment methods including by text message.
Ad for clothing line that is shown in ICQ also pops up a fake antivirus warning, encouraging the user to download a program that's not a legitimate antivirus product.
Google report shows that fake antivirus scams as a percentage of total malware have risen five-fold over the past year.
PandaLabs says rogue antivirus software could be infecting as many as 35 million computers a month.
As part of Patch Tuesday Microsoft adds a fake antivirus program to items targeted by its Malicious Software Removal Tool.
In addition to dropping a mystery payload on infected machines, the Conficker worm installs software that tries to dupe people into paying nearly $50 for fake antivirus software.
The world's most downloaded free antivirus program is headquartered in Prague, but the heart of AVG pumps computer security from the Czech Republic's other major city, Brno. CNET editor Seth Rosenblatt tours the campus to see how AVG builds its antivirus protection.