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List:       linux-keyrings
Subject:    Re: [PATCH v4 12/13] tpm: add the null key name as a sysfs export
From:       Jarkko Sakkinen <jarkko () kernel ! org>
Date:       2023-04-23 5:38:30
Message-ID: b1f3b34ec40b86fe74c128cdcd549a294da122f7.camel () kernel ! org
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On Mon, 2023-04-03 at 17:40 -0400, James Bottomley wrote:
> This is the last component of encrypted tpm2 session handling that
> allows us to verify from userspace that the key derived from the NULL
> seed genuinely belongs to the TPM and has not been spoofed.

How would you do this in practice with the help of this file?

The current description does not make a case to have this file, unless
it is supported by an usage example to do what you claim above.

BR, Jarkko
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