anchor.diff:      ].
   
   all_protocol_groups() ->
  -    [{group, 'tlsv1.2'},
  +    [
  +     {group, 'tlsv1.3'},
  +     {group, 'tlsv1.2'},
        {group, 'tlsv1.1'},
        {group, 'tlsv1'},
        {group, 'dtlsv1.2'},
  
positive.code:         _ ->
              {skip, "Missing AES_256_CCM crypto support"}
      end;
  init_per_testcase(TestCase, Config) ->
      Cipher = ssl_test_lib:test_cipher(TestCase, Config),
      SupCiphers = proplists:get_value(ciphers, crypto:supports()),
  
negative.code:     [{tls_config, #{server_config => ServerOpts,
                      client_config => ClientOpts}} |
       proplists:delete(tls_config, Config)];
  init_certs(ecdhe_1_3_rsa_cert, Config) ->
      {ClientOpts, ServerOpts} = ssl_test_lib:make_rsa_cert_chains([{server_chain, ssl_test_lib:default_cert_chain_conf()},
                                                                    {client_chain, ssl_test_lib:default_cert_chain_conf()}],
                                                                   Config, ""),
      [{tls_config, #{server_config => ServerOpts,
                      client_config => ClientOpts}} |
       proplists:delete(tls_config, Config)];
  
  
  init_certs(GroupName, Config) when GroupName == dhe_ecdsa;
                                     GroupName == ecdhe_ecdsa ->
      {ClientOpts, ServerOpts} = ssl_test_lib:make_ecc_cert_chains([{server_chain, ssl_test_lib:default_cert_chain_conf()},
  