How to check your Windows PC for expiring security certificates - a big one is ending soon ...

Microsoft has recently begun replacing expiring Secure Boot certificates on eligible Windows 11 systems running 24H2 and 25H2 ...

ESET Research has discovered new ransomware samples, which it has named HybridPetya, resembling the infamous Petya/NotPetya malware. They were uploaded to VirusTotal in February 2025. HybridPetya ...

Microsoft is rolling out "Secure Boot Allowed Key Exchange Key (KEK) Update," which requires a system reboot to finish ...

Why it matters: Discovered in October 2022, BlackLotus is a powerful UEFI-compatible bootkit sold on underground marketplaces at $5,000 per license. The malware provides impressive capabilities, and a ...

DUBAI, UNITED ARAB EMIRATES, March 6, 2023 / EINPresswire.com / -- ESET researchers are the first to publish an analysis of a UEFI bootkit that is capable of bypassing an essential platform security ...

Researchers on Wednesday announced a major cybersecurity find—the world’s first-known instance of real-world malware that can hijack a computer’s boot process even when Secure Boot and other advanced ...

The extended support updates (ESU) on Windows 7 ends today. Interestingly and rather bizarrely, Microsoft enabled native UEFI and Secure Boot. However, the new feature support is not without flaws.

The functionality of the bootkit and its individual features make ESET Research believe that it is a threat known as BlackLotus, a UEFI bootkit that has been sold on hacking forums for USD$5,000 since ...

For a more detailed analysis and technical breakdown of HybridPetya, check out the latest ESET Research blogpost: "Introducing HybridPetya: Petya/NotPetya copycat with UEFI Secure Boot bypass," on ...