[Ksummit-discuss] [tpmdd-devel] [TrouSerS-tech] TPM MiniSummit @ LinuxCon Europe
Jason Gunthorpe
jgunthorpe at obsidianresearch.com
Tue Oct 7 18:02:09 UTC 2014
On Tue, Oct 07, 2014 at 01:54:41PM -0400, Stefan Berger wrote:
> Why add the complexity of swapping of authenticated sessions and keys
> into the kernel if you can handle this in userspace? You need a library
> that is aware of the number of key slots and slots for sessions in the
> TPM and swaps them in at out when applications need them. Trousers is
> such a library that was designed to cope with the limitations of the
> device and make its functionality available to all applications that
> want to access it.
How does trousers work with the kernel when the kernel is also using
TPM key slots for IMA/keyring/whatever?
Jason
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