Continuing his reverse-engineering of the Intel 8087, [Ken Shirriff] covers the conditional tests that are implemented in the microcode of this floating point processing unit (FPU). This microcode ...

All 6th, 7th, and 8th generation Core processors now have microcode available. It will be interesting to see if this allows for some recovery of CPU performance that is lost when completely inhibiting ...

TL;DR: AMD has identified a security flaw, "EntrySign," affecting Zen 1 to Zen 5 CPUs, allowing attackers kernel-level access by bypassing microcode signature verification. A fix has been issued via ...