Cyber Threats

When Signed Software Isn’t Safe: The TamperedChef Malware Campaign If you’ve ever downloaded a productivity app like Zoom, Slack, or Microsoft Teams, you’ve probably seen a digital signature certificate that says the software comes from a verified publisher. That little seal of approval is meant to reassure you that the file hasn’t been tampered with. But a recent malware campaign called TamperedChef shows that even signed apps can be weaponized. ...

TamperedChef Malware: How Signed Productivity Apps Are Spreading Stealers and RATs Most people assume that if a piece of software carries a valid digital signature from a known vendor, it’s safe to run. Cybercriminals behind a recently spotted campaign called TamperedChef are exploiting that trust. They are taking legitimate, signed productivity applications—like Microsoft Office and Google Workspace programs—modifying them to include malware, and then distributing the tampered copies through fake download sites and phishing emails. ...

Is Your Chrome Extension a Spy? How to Spot and Stop Backdoor Attacks Browser extensions promise convenience: a grammar checker that follows you across sites, a coupon finder that scans your cart, a note taker that captures what you read. But the same permissions that make these tools useful also make them dangerous when they fall into the wrong hands. ...

8.3 Billion Email Threats in Q1 2026: What Microsoft’s Report Means for Your Inbox If you’ve noticed more suspicious emails lately, you’re not imagining it. Microsoft’s latest threat intelligence report for the first quarter of 2026 reveals that the company detected 8.3 billion email-based phishing threats worldwide in just three months. That’s roughly 92 million phishing attempts per day. ...