A newly discovered malware infected multiple Firefox browser add-ons with more than 50,000 downloads combined.

More than a dozen Firefox extensions were found to be malicious, planting backdoors and keeping track of user browsing habits ...

Security researchers have uncovered a troubling new malware campaign that has been hiding malicious code inside the logo ...

Malicious browser extensions are a widespread problem. Even vetted extensions can be dangerous. Here's what you should do to avoid issues. Koi Security investigated a single malicious extension used ...