Re: [PATCH v5] KEYS: encrypted: Instantiate key with user-provided decrypted data

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On Tue, 2022-02-15 at 09:19 -0500, Yael Tzur wrote:
> For availability and performance reasons master keys often need to be
> released outside of a Key Management Service (KMS) to clients. It
> would be beneficial to provide a mechanism where the
> wrapping/unwrapping of data encryption keys (DEKs) is not dependent
> on a remote call at runtime yet security is not (or only minimally)
> compromised. Master keys could be securely stored in the Kernel and
> be used to wrap/unwrap keys from Userspace.
> 
> The encrypted.c class supports instantiation of encrypted keys with
> either an already-encrypted key material, or by generating new key
> material based on random numbers. This patch defines a new datablob
> format: [<format>] <master-key name> <decrypted data length>
> <decrypted data> that allows to inject and encrypt user-provided
> decrypted data. The decrypted data must be hex-ascii encoded.
> 
> Reviewed-by: Mimi Zohar <zohar@xxxxxxxxxxxxx>
> Signed-off-by: Yael Tzur <yaelt@xxxxxxxxxx>

Thanks,  Yael.

This patch is now queued in the #next-integrity-testing branch.

-- 
thanks,

Mimi




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