ecdsa-prime256v1-sha512-using-rsa-algorithm.pem 1.4 KB

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  1. This test specified a valid ECDSA signature and EC key (the same as ecdsa-prime256v1-sha512.pem)
  2. The problem however is the signature algorithm is indicated as being RSA PKCS#1 v1.5.
  3. Signature verification consequently should fail.
  4. $ openssl asn1parse -i < [PUBLIC KEY]
  5. 0:d=0 hl=2 l= 89 cons: SEQUENCE
  6. 2:d=1 hl=2 l= 19 cons: SEQUENCE
  7. 4:d=2 hl=2 l= 7 prim: OBJECT :id-ecPublicKey
  8. 13:d=2 hl=2 l= 8 prim: OBJECT :prime256v1
  9. 23:d=1 hl=2 l= 66 prim: BIT STRING
  10. -----BEGIN PUBLIC KEY-----
  11. MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEnLDPaTA9r8dh1ORoe07PA55tNKuWSvgIENjVWKS
  12. o1vctUSM6F4iSCobuCKGWLHnvoxf7eHnil9rSFG25lfoceA==
  13. -----END PUBLIC KEY-----
  14. $ openssl asn1parse -i < [ALGORITHM]
  15. 0:d=0 hl=2 l= 13 cons: SEQUENCE
  16. 2:d=1 hl=2 l= 9 prim: OBJECT :sha512WithRSAEncryption
  17. 13:d=1 hl=2 l= 0 prim: NULL
  18. -----BEGIN ALGORITHM-----
  19. MA0GCSqGSIb3DQEBDQUA
  20. -----END ALGORITHM-----
  21. -----BEGIN DATA-----
  22. bikyFTMBpO72gOZCiSmtrpiMEI1mijH/VdBImUfXX/gaRr+J6E1kAfAjvm6HaI+814TXhcqEZzV
  23. SSstS0ARSyEBApHnnzDMJNkQdk7vnIqlDKm4dsRK1yUA7ECcssTR/1hnUY/ep0iOtdv3gbYpog1
  24. APuEMjWr/5jiQb37VTjD4=
  25. -----END DATA-----
  26. $ openssl asn1parse -i < [SIGNATURE]
  27. 0:d=0 hl=2 l= 71 prim: BIT STRING
  28. -----BEGIN SIGNATURE-----
  29. A0cAMEQCIEufkeQoUocmGh0ckjz2Gc1SwXXP5/G+YKUljGEDSLo9AiAoxF+QHXHEGymGOOwNaoX
  30. X/LDDO7/sWpyBCEa2OSiahA==
  31. -----END SIGNATURE-----