Example Commands

• Dump the CoRIM file in JSON format using cocli:

  • Remove the leading IANA global content tags

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    dd bs=1 skip=6 if=<signed-CoRIM> of=<untagged.corim> 
            

  • Display CoRIM in JSON:

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    cocli corim display -f <untagged.corim> 
            

• Extract CoMIDs from the CoRIM using cocli:

  • Extract CoMIDs in CBOR format:

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    cocli corim extract -f <untagged.corim>
            

Note: This extracts multiple CoMID files.

• • Dump CoMIDs in JSON format:

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    cocli comid display -f <extracted-cbor-file> 
            

• • Verify COSE signature

Reference code can be found in this git repository.