This sounds like a use case for Macaroons [1]. A primer and a public implementation can be found here [2]. There's also a JavaScript implementation [3]. [1] ht

This sounds like a use case for Macaroons [1]. A primer and a public implementation can be found here [2]. There's also a JavaScript implementation [3]. [1] http://research.google.com/pubs/pub41892.html http://research.google.com/pubs/pub41892.html [2] http://hackingdistributed.com/2014/05/16/macaroons-are-better-than-cookies/ http://hackingdistributed.com/2014/05/16/macaroons-are-bette... [3] https://github.com/nitram509/macaroons.js/tree/master https://github.com/nitram509/macaroons.js/tree/master