The images are known as shims, which were invented to extend Secure Boot to Linux devices and utility software. Using a technique simple enough to be performed by novice hackers, these old, forgotten ...

In an increasingly connected world, online devices now reach into every facet of modern life. From automated cars to smartwatches to the phone in your pocket, the myriad of form factors and value of ...

The main focus last time was that the system needs to have a Root-of-Trust (RoT) which forms the foundation for a chain-of-trust as the system boots and executes its application code. In today’s post, ...

One of the more interesting aspects of the ETSI draft is that it treats secure boot as part of a wider chain of trust rather ...

How signed OTA updates ship safely with rollback. How secure/verified boot blocks handle tampered firmware. How Control Center tracks fleets, versions, and patch status. Ensuring IoT and embedded ...

Abstract: Malware injection has become a critical threat to embedded systems. Implementing an asymmetric cryptography-based secure boot is the best protection against this class of attacks. This ...

Microsoft has begun rolling out updated Secure Boot certificates through monthly Windows updates to replace the original 2011 certificates that will expire in late June 2026. Microsoft has started ...

We’re now heading into August and the issue of updated Secure Boot certificates still hasn’t been resolved for all Windows ...

"I have a headache from dealing with Secure Boot." ...

Booting from known trusted code is a prerequisite for the secure operation of embedded systems. If the initial hardware and boot code can be trusted, then this trust can be extended to code loaded and ...

Microsoft just pushed the Secure Boot 2023 certificate update to all eligible Windows 11 and Windows 10 computers, just in time given that old certificates were due to expire today. It’s a good thing, ...