anchor.diff:      (jetty/run-jetty handler {:port 9090})))
   ----
   
  +NOTE: for you want know how it really works, see xref:how-it-works[How it works] section.
  +
   Advanced Usage
   --------------
   
  
positive.code: How It Works
  ~~~~~~~~~~~~
  
  TODO
  
  Examples
  --------
  
negative.code: 
  Each authentication backend has it own default flow for handle not authorized requests, but it can
  be overwrited with `:unauthorized-handler` parameter to backend constructor.
  
  As example, the default behavior of http basic auth backend, is:
  
  