Rack::Auth::WRAP protected resource sample

app.rb

require 'rubygems'
require 'sinatra'
require 'rack/auth/wrap'

use Rack::Auth::WRAP, :shared_secret => "NjkzNTczOTAtMDA2MC0wMTJkLTQ1M2YtMDAyMzMyYjFmYWY4\n",
					  :audiences => "http://localhost:4567",
					  :trusted_issuers => "urn:demo-issuer"

get "/" do 
  if @env["REMOTE_USER"]
     return "You are authenticated as #{@env["REMOTE_USER"]['Email']}"
  else
      return "You are an unauthenticated user"
  end
end