On 2017-03-11, Luke Small <[email protected]> wrote:

> Is there a way to encrypt memory and keep the key on the CPU like a
> transparent partition so that if the ram cards are physically accessed, hey
> can't be read?

Not with OpenBSD and not at this time.

> Is it reasonable?

AMD thinks so.  Last year they announced support for memory encryption
in future CPUs.  The top two Google hits:

http://amd-dev.wpengine.netdna-cdn.com/wordpress/media/2013/12/AMD_Memory_Encryption_Whitepaper_v7-Public.pdf
https://events.linuxfoundation.org/sites/events/files/slides/AMD%20x86%20Memory%20Encryption%20Technology%20LSS%20Slides.pdf

-- 
Christian "naddy" Weisgerber                          [email protected]

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