Recover the signed data
- openssl rsautl -sign -in sig -inkey key.pem
+ openssl rsautl -verify -in sig -inkey key.pem
Examine the raw signed data:
- openssl rsautl -sign -in file -inkey key.pem -raw -hexdump
+ openssl rsautl -verify -in file -inkey key.pem -raw -hexdump
0000 - 00 01 ff ff ff ff ff ff-ff ff ff ff ff ff ff ff ................
0010 - ff ff ff ff ff ff ff ff-ff ff ff ff ff ff ff ff ................
The certificate public key can be extracted with:
- openssl x509 -in test/testx509.pem -pubout -noout >pubkey.pem
+ openssl x509 -in test/testx509.pem -pubkey -noout >pubkey.pem
The signature can be analysed with: