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Web Authenication with Shibboleth - a view from the Flat East

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A look at what Shibboleth is and how it's being used at the University of Cambridge. Presented to the Oxford ICT Forum 14t July 2010 (http://www.ictf.ox.ac.uk/conference/2010/)

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Web Authenication with Shibboleth - a view from the Flat East

  1. 1. WebAuthenticationwith Shibboleth A view from the Flat East Jon Warbrick Computing Service University of Cambridge jw35@cam.ac.uk
  2. 2. Once upon a time there was the web...
  3. 3. ...and then sites started to want to identify their visitors <Location /basic> AuthType Basic AuthName "Who are you?" require valid-user </Location>
  4. 4. To each site its own users
  5. 5. To each site its own users
  6. 6. To each site its own users
  7. 7. Organization-wide SSOs• University of Cambridge Raven• Oxford WebAuth• Classic Athens (R.I.P.)• Google• etc, etc, ...
  8. 8. Great for the institution InsideOutside
  9. 9. Great for the institution InsideOutside Not so good for anything outside
  10. 10. Two elephants• Data protection• Trust
  11. 11. Enter the Griffin• AKA Shibboleth• A Web Auth system designed to support (though not to require) • multiple IdPs • inter-organization use • privacy and anonymity • multiple attributes
  12. 12. Myth and Legends• Shib is only for e- Journals• Only supports anonymity• Only supplied by Internet2• Doesn’t do standards• Is really hard
  13. 13. So, what can we do with it?
  14. 14. E-Journals
  15. 15. Standard web server plugins
  16. 16. Authorization decisions Directory
  17. 17. Other people
  18. 18. Other people, take 2
  19. 19. Existing software EZproxy
  20. 20. VHS vs. BetamaxFacebook Connect Google Friends Connect
  21. 21. Thanks for listening...• There may be questions...• ...including perhaps ‘Why “Shibboleth?”’
  22. 22. “On the Internet, nobody knows you are a dog...
  23. 23. “On the Internet, nobody knows you are a dog......but sites often want to know that you are the same dog as last time”
  24. 24. Credits• ‘In the Field’, Julian Wearne, http://www.flickr.com/photos/ikaink/ 4184787380• Mosaic screen shot courtesy of NCSA/University of Illinois http:// www.ncsa.illinois.edu/News/Images/• two elephants, Timo Heuer, http://www.flickr.com/photos/upim/ 293676365/• Fire Breathing Mythical Dragon, Wili Hybird, http://www.flickr.com/ photos/walkadog/3484426248/• “On the Internet”, by Peter Steiner, page 61 of July 5, 1993 issue of The New Yorker, (Vol.69 (LXIX) no. 20). Reproduced only for academic discussion, evaluation, and research.• “Same dog as before”: “Tofu, online trust, and spiritual wisdom” from the Pushing Strings” blog by Eve Maler.

A look at what Shibboleth is and how it's being used at the University of Cambridge. Presented to the Oxford ICT Forum 14t July 2010 (http://www.ictf.ox.ac.uk/conference/2010/)

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