Solution found! Add the following line: SSL_CTX_set_cipher_list(*ppctx, "ALL"); -- View this message in context: http://openssl.6102.n7.nabble.com/Using-weak-ciphers-in-OpenSSL-v-1-1-0e-client-tp71061p71064.html Sent from the OpenSSL - User mailing list archive at Nabble.com.