On Wed, Nov 28, 2018 at 08:48:10PM +0000, Jeremy Harris wrote: > OpenSSL 1.1.1 FIPS 11 Sep 2018 > RHEL 8.0 beta > > Using SSL_CTX_set_tlsext_servername_callback() > when the called routine returns SSL_TLSEXT_ERR_NOACK > I was expecting the handshake to fail. It carries > on; am I doing something wrong? NOACK is basically "pretend that there wasn't a callback here"; you should probably use SSL_TLSEXT_ERR_ALERT_FATAL to abort the connection if you want the handshake to fail. -Ben -- openssl-users mailing list To unsubscribe: https://mta.openssl.org/mailman/listinfo/openssl-users