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Posts Tagged ‘UEFI’

DEFCON 20: Hacking Measured Boot and UEFI

Wednesday, February 6th, 2013

UEFI secure booting has been on the minds of many hackers and open sources advocates. Some believe that it will lock out certain operating systems in favor of vendor's proprietary systems. (There have even been recent reports of bricking Samsung laptops just by trying to boot Linux.) In this video...

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Posted in demonstrations, security, tools, Videos | 1 Comment »

Recent Comments

  • Pekka Akselin: This is ridiculous!? :-) We are back at 256(!) byte EPROMs that needed multiple, a handful, of voltages to run! :-(
  • KH: Let's try a back-of-envelope calc balancing energies. From MCP1700 datasheet, there are graphs for a 200mA load step. Estimate the energy shortfall as 12uJ. Say...
  • Daniel: It's been a week and my comment is still awaiting moderation. Apparently the CIA doesn't want their involvement known?
  • KH: Agree, so okay, I guess he must have learned from somewhere. 100nF and 1000uF is so far apart, that was jarring; it's more magic incantation...
  • Max: I have a suspicion the hefty electrolytic cap might be some sort of cargo cult carry-over from other RF-based projects - for instance, I've seen...