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- The key, message, and signature come from:
- http://csrc.nist.gov/groups/STM/cavp/documents/dss/186-3ecdsatestvectors.zip (SigVer.rsp)
- The algorithm DER was synthesized to match, and the signature (provided as an r
- and s tuple) was encoded into a Ecdsa-Sig-Value and then a BIT STRING.
- It uses ECDSA verification, using curve prime256v1 and SHA-512
- $ openssl asn1parse -i < [PUBLIC KEY]
- 0:d=0 hl=2 l= 89 cons: SEQUENCE
- 2:d=1 hl=2 l= 19 cons: SEQUENCE
- 4:d=2 hl=2 l= 7 prim: OBJECT :id-ecPublicKey
- 13:d=2 hl=2 l= 8 prim: OBJECT :prime256v1
- 23:d=1 hl=2 l= 66 prim: BIT STRING
- -----BEGIN PUBLIC KEY-----
- MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEnLDPaTA9r8dh1ORoe07PA55tNKuWSvgIENjVWKS
- o1vctUSM6F4iSCobuCKGWLHnvoxf7eHnil9rSFG25lfoceA==
- -----END PUBLIC KEY-----
- $ openssl asn1parse -i < [ALGORITHM]
- 0:d=0 hl=2 l= 10 cons: SEQUENCE
- 2:d=1 hl=2 l= 8 prim: OBJECT :ecdsa-with-SHA512
- -----BEGIN ALGORITHM-----
- MAoGCCqGSM49BAME
- -----END ALGORITHM-----
- -----BEGIN DATA-----
- bikyFTMBpO72gOZCiSmtrpiMEI1mijH/VdBImUfXX/gaRr+J6E1kAfAjvm6HaI+814TXhcqEZzV
- SSstS0ARSyEBApHnnzDMJNkQdk7vnIqlDKm4dsRK1yUA7ECcssTR/1hnUY/ep0iOtdv3gbYpog1
- APuEMjWr/5jiQb37VTjD4=
- -----END DATA-----
- $ openssl asn1parse -i < [SIGNATURE]
- 0:d=0 hl=2 l= 71 prim: BIT STRING
- -----BEGIN SIGNATURE-----
- A0cAMEQCIEufkeQoUocmGh0ckjz2Gc1SwXXP5/G+YKUljGEDSLo9AiAoxF+QHXHEGymGOOwNaoX
- X/LDDO7/sWpyBCEa2OSiahA==
- -----END SIGNATURE-----
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