Re: [TrouSerS-tech] [TrouSerS-users] Re: Tspi_Context_UnregisterKey question

[Axel H. <axe...@gm...>]

Norman,

> However, right now, even if a key has authUsage = 1, anyone can
> still delete the key without any problem.  So I can delete every
> key in system.data, including SRK, even if authUsage = 1.   Has
> anyone encountered this before? Is this a bug?
> Should the TSS stack prompt user for auth if the key's authUsage = 1
> when someone tries to unregister the key?

If I remember correctly, authUsage is a TPM flag indicating
that you cannot use the key without giving the right auth
data. It is not related to anjy TSS storage.

If you delete the SRK from the system store it should not
matter (at least techically), because it's still stored in
the TPM.



-- 
mfg Axel Heider

Civilization is just a temporary failure of entropy.