anchor.diff:              State1 = calculate_traffic_secrets(State0),
               State = ssl_record:step_encryption_state(State1),
               {error, {{handshake_failure,
  -                      "CertificateVerify has a not supported signature algorithm"}, State}}
  +                      "CertificateVerify uses unsupported signature algorithm"}, State}}
       end.
   
   
  
positive.code:                   tag_len = 16}.
  
  
  %% Verify CertificateVerify:
  %%    ClientHello         (client) (1)
  %%    ServerHello         (server) (2)
  
negative.code: %%    Finished            (server) (20)
  %%    Certificate         (client) (11)
  %%    CertificateVerify   (client) (15) - Drop! Not included in calculations!
  get_handshake_context_cv({[<<15,_/binary>>|Messages], _}) ->
      Messages.
  
  
  %% Get handshake context for traffic key calculation.
  %%
  %% Client is authenticated with certificate:
  %%    ClientHello         (client) (1)
  %%    ServerHello         (server) (2)
  