nspaced

5 ms·

1. 1.▲
   by nspaced 1mo ago

   You can already load your own microcode, and it also works on newer CPUs than the one that the attack described in the OP targets. https://github.com/google/security-research/tree/master/pocs...
2. 2.▲
   Entrysign: Create Your Own x86 Microcode for Fun and Profit (OffensiveCon25)(youtube.com)

   5 points by nspaced 1y ago|0 comments
3. 3.▲
   Zen and the Art of Microcode Hacking(bughunters.google.com)

   68 points by nspaced 2y ago|3 comments
4. 4.▲
   by nspaced 2y ago

   Hi, I'm one of the authors and yes it was :)
5. 5.▲
   CVE-2022-29582 – An io_uring vulnerability(ruia-ruia.github.io)

   8 points by nspaced 4y ago|0 comments
6. 6.▲
   Windows 11: TPMs and Digital Sovereignty(secret.club)

   14 points by nspaced 5y ago|3 comments
7. 7.▲
   In Transactional Memory, No One Can Hear You Scream(blog.ret2.io)

   5 points by nspaced 7y ago|0 comments
8. 8.▲
   by nspaced 9y ago

   The joint entropy of two random variables is never less than the individual entropies.