How to Spot Malware Hidden in Signed Productivity Apps (And Stay Safe)
How to Spot Malware Hidden in Signed Productivity Apps (And Stay Safe) Imagine downloading what looks like the latest version of Slack or Microsoft Teams, seeing a digital signature that says the file is from the publisher you expect, and running it without a second thought. That’s the exact scenario the TamperedChef malware campaign exploits. Security researchers reported on May 21, 2026, that attackers are using legitimately signed installers to slip stealers and remote access trojans (RATs) onto computers. For anyone who installs productivity software regularly—especially remote workers and business professionals—this is a reminder that a digital signature alone is no longer a guarantee of safety. ...