| This test specified a valid RSA PKCS#1 v.1.5 signature and RSA key (the same as rsa-pkcs1-sha256.pem). | |
| The problem however is the signature algorithm is indicated as being ECDSA. | |
| Signature verification consequently should fail. | |
| $ openssl asn1parse -i < [PUBLIC KEY] | |
| 0:d=0 hl=3 l= 159 cons: SEQUENCE | |
| 3:d=1 hl=2 l= 13 cons: SEQUENCE | |
| 5:d=2 hl=2 l= 9 prim: OBJECT :rsaEncryption | |
| 16:d=2 hl=2 l= 0 prim: NULL | |
| 18:d=1 hl=3 l= 141 prim: BIT STRING | |
| -----BEGIN PUBLIC KEY----- | |
| MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCqR+B2Mj1irNp1JnY2zQIQRQPz7ybs6mUjHT3 | |
| hf5APyaig2u6fBPThqxssgg0YviqIj/70hVK/JXcqP1zgR5AhsA0agnwAjfB/ow4EH+3HEYV52q | |
| pxN98pUxC+1l2hgVtn8xCS/JGyjK+6dv+lZw3ixJoX2RjVtdJ4/cn318EhhQIDAQAB | |
| -----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-SHA256 | |
| -----BEGIN ALGORITHM----- | |
| MAoGCCqGSM49BAMC | |
| -----END ALGORITHM----- | |
| -----BEGIN DATA----- | |
| MIIB46ADAgECAgkA3l4tFOVii0UwDQYJKoZIhvcNAQELBQAwVjELMAkGA1UEBhMCQVUxEzARBgN | |
| VBAgMClNvbWUtU3RhdGUxITAfBgNVBAoMGEludGVybmV0IFdpZGdpdHMgUHR5IEx0ZDEPMA0GA1 | |
| UEAwwGTXkga2V5MB4XDTE1MDcwMjE3MDYzOVoXDTE2MDcwMTE3MDYzOVowVjELMAkGA1UEBhMCQ | |
| VUxEzARBgNVBAgMClNvbWUtU3RhdGUxITAfBgNVBAoMGEludGVybmV0IFdpZGdpdHMgUHR5IEx0 | |
| ZDEPMA0GA1UEAwwGTXkga2V5MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCqR+B2Mj1irNp | |
| 1JnY2zQIQRQPz7ybs6mUjHT3hf5APyaig2u6fBPThqxssgg0YviqIj/70hVK/JXcqP1zgR5AhsA | |
| 0agnwAjfB/ow4EH+3HEYV52qpxN98pUxC+1l2hgVtn8xCS/JGyjK+6dv+lZw3ixJoX2RjVtdJ4/ | |
| cn318EhhQIDAQABo1AwTjAdBgNVHQ4EFgQUzQBVKTEknyLndWd2HTsBdTKvyikwHwYDVR0jBBgw | |
| FoAUzQBVKTEknyLndWd2HTsBdTKvyikwDAYDVR0TBAUwAwEB/w== | |
| -----END DATA----- | |
| $ openssl asn1parse -i < [SIGNATURE] | |
| 0:d=0 hl=3 l= 129 prim: BIT STRING | |
| -----BEGIN SIGNATURE----- | |
| A4GBADrHSmFSJw/Gv7hs5PNzpaJwAri/sitarIZfzN/SjR+n8L8yeTEoiDb1+BkxlFvXvPHTaOK | |
| oO3WlslNNOxh1W5/JkYYGOUkCcyIjnln6qS560imcr3VNjomT/M8M2Iss+rJiKau1TRuaP7H8i6 | |
| +Gqf3saGdr8/LnvFAdNQvkalQt | |
| -----END SIGNATURE----- |