A new firmware update has rendered some HP LaserJet printers inoperable, even when using HP’s own toner, Ars Technica reports. The update, version 20250209, was released on March 4, 2025 for HP’s ...

You might want to update the firmware on your HP laser printer, pronto. HP published a security update on its website confirming that there are three separate security flaws affecting several models ...

Event ID 1795 is caused when Windows fails to update the Secure Boot Variable called DBX Revocation list, also known as Secure Boot Forbidden Signature Database. This list identifies the software that ...

A supply chain failure that compromises Secure Boot protections on computing devices from across the device-making industry extends to a much larger number of models than previously known, including ...

Event ID 1798 occurs when an attempt is made to add the Microsoft Windows Production PCA 2011 certificate; this is an old and less secure certificate compared to UEFI CA 2023. In this post, we will ...

Roughly nine percent of tested firmware images use non-production cryptographic keys that are publicly known or leaked in data breaches, leaving many Secure Boot devices vulnerable to UEFI bootkit ...

Protecting against intruders who attack via malware that installs during the bootup process is a critical part of maintaining all-around security on Windows systems. New security features are great, ...