| This test specified a valid ECDSA signature and EC key (the same as ecdsa-prime256v1-sha512.pem) |
| |
| The problem however is the signature algorithm is indicated as being RSA PKCS#1 v1.5. |
| |
| Signature verification consequently should fail. |
| |
| |
| $ 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= 13 cons: SEQUENCE |
| 2:d=1 hl=2 l= 9 prim: OBJECT :sha512WithRSAEncryption |
| 13:d=1 hl=2 l= 0 prim: NULL |
| -----BEGIN ALGORITHM----- |
| MA0GCSqGSIb3DQEBDQUA |
| -----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----- |
