Signing

Full Title or Meme

A signature on a digital document is designed to show that the document has not be altered and the identity of the key used to make the signature.

Solutions

Curves Supported by OpenSSL can be discovered by keying (there will typically be many more that shown here)

openssl ecparam -list_curves

IETF name	NIST name	SSL	Description
secp256k1		default	Koblitz curve 256 bit SEC
secp256r1	P-256	default	random curve 256 bit SEC
secp384r1	P-384	default	random curve 256 bit SEC
secp521r1	P-521	default	random curve 256 bit SEC
sect283r1			Weierstrass curve 283-bit
brainpoolP256r1		default
brainpoolP384r1		default
brainpoolP521r1		default
brainpoolP256t1

References

• Standards for Efficient Cryptography SEC 2: Recommended Elliptic Curve Domain Parameters
• IBM MQ SSL curves supported