Re: IMA signature generated by evmctl has unexpected key identifier

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On Tue, 2019-05-21 at 10:48 -0700, Lakshmi wrote:
> On 5/14/19 3:07 PM, Lakshmi wrote:
> >>
> >> I should have asked you to make sure that the last 8 bytes of "X509v3
> >> Subject Key Identifier" in the certificate used to sign the kernel
> >> image is the same as above.
> >>
> >> Mimi
> >>
> > 
> > Yes - the Subject Key Identifier matches the output from keyctl.
> > 
> > Please see below:
> > 
> > X509v3 Subject Key Identifier:
> >                  
> > 85:51:2D:09:FC:12:C7:F3:8B:96:79:35:26:51:DC:B3:65:90:33:36
> 
> Please let me know if you need more information\logs on this issue.

Have you tried using "evmctl ima_verify" to verify the signature after
signing the file?

Perhaps it's something with the key.  If you haven't already used the
scripts for generating the keys in the ima-evm-utils examples/
directory, you might try that.

I just pushed out the ima-evm-utils master branch.  See if the new
"master" branch works.

Mimi




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