gnutls_certificate_set_known_dh_params(3) gnutls gnutls_certificate_set_known_dh_params(3)

gnutls_certificate_set_known_dh_params - API function

#include <gnutls/gnutls.h>

int gnutls_certificate_set_known_dh_params(gnutls_certificate_credentials_t res, gnutls_sec_param_t sec_param);

is a gnutls_certificate_credentials_t type
is an option of the gnutls_sec_param_t enumeration

This function will set the Diffie-Hellman parameters for a certificate server to use. These parameters will be used in Ephemeral Diffie-Hellman cipher suites and will be selected from the FFDHE set of RFC7919 according to the security level provided.

This function is unnecessary and discouraged on GnuTLS 3.6.0 or later. Since 3.6.0, DH parameters are negotiated following RFC7919.

On success, GNUTLS_E_SUCCESS (0) is returned, otherwise a negative error value.


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