DIGEST username="Mufasa"
       realm="testrealm@host.com"
       nonce="dcd98b7102dd2f0e8b11d0f600bfb0c093"
       uri="/dir/index.html"
       qop=auth,
       nc=00000001
       cnonce="0a4f113b"
       response="6629fae49393a05397450978507c4ef1"
       opaque="5ccc069c403ebaf9f0171e9517f40e41"
