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Date:      Fri, 10 Aug 2018 16:08:01 +0200
From:      cpghost <cpghost@cordula.ws>
To:        freebsd-questions@freebsd.org
Subject:   Re: Erase memory on shutdown
Message-ID:  <faff1533-41c9-63a1-1c66-45c194cae140@cordula.ws>
In-Reply-To: <63033.108.68.162.197.1533484522.squirrel@cosmo.uchicago.edu>
References:  <20180805150241.1E186200349F8E@ary.qy> <4e70e969-14f7-c65d-96d2-dd1610499cd0@irk.ru> <63033.108.68.162.197.1533484522.squirrel@cosmo.uchicago.edu>

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On 08/05/18 17:55, Valeri Galtsev wrote:
> Another route could be encryption of RAM on-the-fly while system runs, =
yet
> it is questionable where the encryption key itself is kept to be
> unaccessible for the attacker in the attack above, and boot of such sys=
tem
> may require warm body present.

What about SEV?

https://developer.amd.com/amd-secure-memory-encryption-sme-amd-secure-enc=
rypted-virtualization-sev/
https://github.com/AMDESE/AMDSEV

> Valeri

-cpghost.


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