OSDC 2019 | Ignite: Microcode updates as protection against Spectre & Co. by Werner Fischer

1. Microcode updates as protection
against Spectre & Co.
@wefinet
Werner Fischer

2. Houses Software Hardware

3. Software

4. Hardware

5. Hardware
Microcode
:-)

6. ?

9.  Power
On
 Do POST
Power On Self Test
 Update
Microcode
Start
OS :-)

10. BUT: Do you ...
… like BIOS Updates?
… like SW Updates?

11.  Power
On
 Do POST
Power On Self Test
 Start
OS :-)
Update
Microcode

18. Am I
secure now?

19. It depends→ Microcode
→ ME/SPS/TXE
→ Reference Code

20. → Update Microcode via OS
→ Still check for BIOS updates