anchor.diff:      OverHead = proplists:get_value(overhead, Config, 0),
       [try
            TimePerOpBrutto = run(Crypto,KeySize,BlockSize,MilliSecGoal),
  -         ct:pal("Brutto: ~p Overhead: ~p (~.2f %) Netto: ~p",
  -                [TimePerOpBrutto, OverHead, 100*OverHead/TimePerOpBrutto,TimePerOpBrutto - OverHead]),
  +         %% ct:pal("Brutto: ~p Overhead: ~p (~.2f %) Netto: ~p",
  +         %%        [TimePerOpBrutto, OverHead, 100*OverHead/TimePerOpBrutto,TimePerOpBrutto - OverHead]),
            TimePerOpBrutto - OverHead
        of
            TimePerOp -> % µs
  
positive.code: %%%
  %%%
  block(Config) ->
      run_cryptos([aes_cbc, aes_gcm, aes_ccm, chacha20_poly1305],
                  Config).
  
  stream(Config) ->
      run_cryptos([aes_ctr, chacha20],
                  Config).
      
  %%%================================================================
  %%%
  %%%
  
negative.code: 
  all() ->
      [
       {group, textblock_256}
      ].
  
  groups() ->
      [
       {textblock_256, [], [
                            {group, ciphers_128},
                            {group, ciphers_256}
                           ]},
  
       {ciphers_128, [{repeat, 5}], [
                                     block,
                                     stream
                                    ]},
  
       {ciphers_256, [{repeat, 5}], [
                                     block,
                                     stream,
                                     chacha
                                    ]}
      ].
  
  %%%----------------------------------------------------------------
  %%%
  init_per_suite(Config0) ->
      try crypto:start() of
          _ ->
              [{_,_,Info}] = crypto:info_lib(),
              ct:comment("~s",[Info]),
              ct:pal("Crypto version: ~p~n~n~p",[Info,crypto:supports()]),
              Config1 = measure_openssl_aes_cbc([128,256], Config0),
              calibrate([{sec_goal,10} | Config1])
  
      catch _:_ ->
  	    {fail, "Crypto did not start"}
      end.
  