Re: boot-time vtpm helper (was "Re: <void>")

[Stefan Berger <stefanb@linux.ibm.com>]

On 8/3/23 05:06, Jarkko Sakkinen wrote:
> On Thu Aug 3, 2023 at 11:25 AM EEST, Jarkko Sakkinen wrote:
>> Hi,
>>
>> I have a working PoC for boot-time initialization of vtpm inside
>> tpm_vtpm_proxy. ATM, it uses the Linux firmware interface to load a ELF
>> binary for the vtpm, and delivers a communication end for the helper
>> process.
>>
>> It is a great feature with the current narrow scope for continuous
>> integration. Obviously the scope could be later on extended to e.g.

Since VMs with vTPMs exist, which CI/CD environment would one use this in?

Where does the binary for the vtpm live when it's loaded with the firmware interface?

>> from unencrypted plain text to a vTPM living inside SGX enclave.

I would run swtpm inside an SGX enclave using Gramine.

Regards,
    Stefan

>>
>> I could send an RFC of this, if there is wider interest for the
>> topic.
>>
>> BR, Jarkko
> 
> I'm sorry, I'm trying learn aerc, and unfortunately forgot to add a subject.
> 
> BR, Jarkko