The CSR can be customized to generate X.509 certificates and keys that support the Elliptic Curve Digital Signature Algorithm (ECDSA). The following key sizes and algorithms are supported:
Size |
ASN1 OID |
Signature Algorithm |
256 |
prime256v1 |
ecdsa-with-SHA256 |
384 |
secp384r1 |
ecdsa-with-SHA384 |
521 |
secp521r1 |
ecdsa-with-SHA512 |