floofloof to Linux@lemmy.mlEnglish · edit-211 months agoFed-up Torvalds suggests disabling AMD’s 'stupid' performance-killing fTPM RNGwww.theregister.comexternal-linkmessage-square159fedilinkarrow-up1689arrow-down18
arrow-up1681arrow-down1external-linkFed-up Torvalds suggests disabling AMD’s 'stupid' performance-killing fTPM RNGwww.theregister.comfloofloof to Linux@lemmy.mlEnglish · edit-211 months agomessage-square159fedilink
minus-squareMystikIncarnatelinkfedilinkEnglisharrow-up1·11 months agoWell, it’s an fTPM, aka software, and AFAIK, no software can truly have a random RNG. So it might be very good pseudo random at best.
minus-squareargv_minus_one@beehaw.orglinkfedilinkEnglisharrow-up1·11 months agoIt could be only mostly firmware, with a hardware RNG. If not, and it uses a CSPRNG, then I don’t see much point in using it at all. Linux already has its own CSPRNG.
Well, it’s an fTPM, aka software, and AFAIK, no software can truly have a random RNG.
So it might be very good pseudo random at best.
It could be only mostly firmware, with a hardware RNG.
If not, and it uses a CSPRNG, then I don’t see much point in using it at all. Linux already has its own CSPRNG.