Affects common behavior for COSE_Mac and COSE_Encrypt with example in [BPSec COSE Appendix A.6](https://www.ietf.org/archive/id/draft-ietf-dtn-bpsec-cose-16.html#appendix-A.6).
Affects common behavior for COSE_Mac and COSE_Encrypt with example in BPSec COSE Appendix A.6.