1To list curves:
2
3   openssl ecparam -list_curves
4
5To generate an ECDSA key:
6
7   openssl ecparam -genkey -name secp384r1 -out k.pem
8
9To print out the ECDSA key:
10
11   openssl ec -in k.pem -noout -text
12
13
14https://kjur.github.io/jsrsasign/sample/sample-ecdsa.html
15https://superuser.com/questions/1103401/generate-an-ecdsa-key-and-csr-with-openssl
16