Curves aren't negotiated with the ciphersuite, but rather via a separate extension. Since OpenSSL 1.0.2, there are SSL_CTX_set1_curves and SSL_CTX_set1_curves_list to configure supported curves:
https://www.openssl.org/docs/manmaster/ssl/SSL_CTX_set_ecdh_auto.html OpenSSL 1.1 also has a security levels API in the works to make this sort of configuration easier. _______________________________________________ openssl-dev mailing list To unsubscribe: https://mta.openssl.org/mailman/listinfo/openssl-dev