Re: [qubes-users] Intel ME and AEM/HEADS

2019-02-16 Thread Frank Beuth
On Wed, Jan 30, 2019 at 11:00:25AM +0100, Alexandre Belgrand wrote: After flashing coreboot, your bios is wide open for reflashing. Personally, this is what stops me from adopting Coreboot. See the recent thread on the Coreboot list about this:

Re: [qubes-users] Intel ME and AEM/HEADS

2019-01-31 Thread Illidan Pornrage
On 1/30/19 4:45 PM, Alexandre Belgrand wrote: Le mercredi 30 janvier 2019 à 12:38 +0100, Maillist a écrit : Only if you configure it that way.Also, even if you do, you wanna make sure it only accepts updates signed by your personal key. Interesting. Could you point out the documentation

Re: [qubes-users] Intel ME and AEM/HEADS

2019-01-31 Thread Alexandre Belgrand
Le jeudi 31 janvier 2019 à 14:21 +0100, Maillist a écrit : > INTEL_CHIPSET_LOCKDOWN Nice feature. This makes impossible to update BIOS without physical access to the chip. I was unaware of this feature, thanks. -- You received this message because you are subscribed to the Google Groups

Re: [qubes-users] Intel ME and AEM/HEADS

2019-01-31 Thread Maillist
Hello, i woulnd be aware of any documentation regarding this, except this: https://coreboot.org/status/kconfig-options.html The option you want to set while configuring coreboot is, depending on your goal: INTEL_CHIPSET_LOCKDOWN and: LOCK_SPI_FLASH_NO_ACCESS Quote from the Documentation:

Re: [qubes-users] Intel ME and AEM/HEADS

2019-01-31 Thread Maillist
Yes, that is correct. On 1/30/19 4:33 AM, Frank Beuth wrote: > On Tue, Jan 29, 2019 at 10:09:23PM -0500, Chris Laprise wrote: >> On 1/29/19 8:59 PM, Frank Beuth wrote: >>> Can someone explain the interaction between Anti Evil Maid/HEADS and >>> the Intel Management Engine to me? >>> >>> I read an

Re: [qubes-users] Intel ME and AEM/HEADS

2019-01-30 Thread Frank Beuth
On Tue, Jan 29, 2019 at 10:09:23PM -0500, Chris Laprise wrote: On 1/29/19 8:59 PM, Frank Beuth wrote: Can someone explain the interaction between Anti Evil Maid/HEADS and the Intel Management Engine to me? I read an article which stated that disabling Intel ME also prevents installing AEM

Re: [qubes-users] Intel ME and AEM/HEADS

2019-01-30 Thread Alexandre Belgrand
Le mercredi 30 janvier 2019 à 12:38 +0100, Maillist a écrit : > Only if you configure it that way.Also, even if you do, you wanna > make > sure it only accepts updates signed by your personal key. Interesting. Could you point out the documentation explaining how. Thanks. -- You received this

Re: [qubes-users] Intel ME and AEM/HEADS

2019-01-30 Thread Maillist
Only if you configure it that way.Also, even if you do, you wanna make sure it only accepts updates signed by your personal key. cheers On 1/30/19 11:00 AM, Alexandre Belgrand wrote: > Le mercredi 30 janvier 2019 à 15:50 +0700, Frank Beuth a écrit : >> Apologies again if this is offtopic, but

Re: [qubes-users] Intel ME and AEM/HEADS

2019-01-30 Thread Alexandre Belgrand
Le mercredi 30 janvier 2019 à 15:50 +0700, Frank Beuth a écrit : > Apologies again if this is offtopic, but it sounds like there is a > way to > disable software reflashing of Coreboot entirely? Or am I > misinformed? https://doc.coreboot.org/flash_tutorial/index.html Quoting : "Updating the

Re: [qubes-users] Intel ME and AEM/HEADS

2019-01-30 Thread Frank Beuth
On Wed, Jan 30, 2019 at 09:02:57AM +0100, Alexandre Belgrand wrote: Once Coreboot is installed, you can reflash your bios within GNU/Linux using flashbios utility. In this case, Coreboot offers no bios protection. Coreboot developers have beend asked for a password protection, but they think it

Re: [qubes-users] Intel ME and AEM/HEADS

2019-01-30 Thread Alexandre Belgrand
Le mercredi 30 janvier 2019 à 13:07 +0630, Frank Beuth a écrit : > Apologies if this is getting offtopic, but: one author suggested that > modern > versions of Coreboot could (in absence of Intel ME or AEM) reduce > Evil Maid > attacks to physical attacks requiring the attacker to open the

Re: [qubes-users] Intel ME and AEM/HEADS

2019-01-29 Thread Chris Laprise
On 1/29/19 8:59 PM, Frank Beuth wrote: Can someone explain the interaction between Anti Evil Maid/HEADS and the Intel Management Engine to me? I read an article which stated that disabling Intel ME also prevents installing AEM (and related technologies), but I am not sure why (or if this is

[qubes-users] Intel ME and AEM/HEADS

2019-01-29 Thread Frank Beuth
Can someone explain the interaction between Anti Evil Maid/HEADS and the Intel Management Engine to me? I read an article which stated that disabling Intel ME also prevents installing AEM (and related technologies), but I am not sure why (or if this is really true). Is ME needed to access the