| This is the same as ecdsa-prime256v1-sha512.pem, except the signature is wrong. |
| |
| Rather than encoding the signature into a DER-encoded Ecdsa-Sig-Value, it is a |
| concatenation of the r and s values. This is the format that WebCrypto uses for |
| ECDSA signature, but not what is used for digital signatures. |
| |
| |
| $ 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= 65 prim: BIT STRING |
| -----BEGIN SIGNATURE----- |
| A0EAS5+R5ChShyYaHRySPPYZzVLBdc/n8b5gpSWMYQNIuj0oxF+QHXHEGymGOOwNaoXX/LDDO7/ |
| sWpyBCEa2OSiahA== |
| -----END SIGNATURE----- |