Looks like Brainpool curves are not supported by NSS, SChannel or SecureTransport, so they're useless for TLS when the client is a browser. If the client is som

Looks like Brainpool curves are not supported by NSS, SChannel or SecureTransport, so they're useless for TLS when the client is a browser. If the client is something that uses openssl, you can use them. https://en.wikipedia.org/wiki/Comparison_of_TLS_implementations#Supported_elliptic_curves https://en.wikipedia.org/wiki/Comparison_of_TLS_implementati...