The Intel Processor Microcode Update (MCU) Package provides a mechanism to release updates for security advisories and functional issues, including errata. In addition, MCUs are responsible for ...

Starting from 2006, Intel added an additional Microcode Header which, to this day, remains undocumented. This page is meant for those who are looking to understand how that Header is structured. At MC ...

Google researchers recently published proof-of-concept code demonstrating the ability to create malicious microcode patches on AMD processors from Zen 1 through Zen 4. This vulnerability would allow ...

My understanding was that a CPU microcode update is stored in non-volatile memory on the motherboard and is loaded by the BIOS or UEFI into volatile memory on the CPU during boot. And because the ...

Opinion All malicious attacks on digital systems have one common aim: taking control. Mostly, that means getting a CPU somewhere to turn traitor, running code that silently steals or scrambles your ...