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Zen and the Art of Microcode Hacking

(bughunters.google.com)
68 points nspaced | 1 comments | 05 Mar 25 18:14 UTC | HN request time: 0.211s | source
1. ruuda ◴[05 Mar 25 20:58 UTC] No.43272295[source]▶
> We noticed that the key from an old Zen 1 CPU was the example key of the NIST SP 800-38B publication (Appendix D.1 2b7e1516 28aed2a6 abf71588 09cf4f3c) and was reused until at least Zen 4 CPUs.

Oops!