GET
/-._~0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz

date:Mon, 09 Sep 2011 23:36:00 GMT
host:host.foo.com

date;host
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855