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Webfinger: Personal Web Discovery
Webfinger: Personal Web Discovery
Webfinger: Personal Web Discovery
Webfinger: Personal Web Discovery
Webfinger: Personal Web Discovery
Webfinger: Personal Web Discovery
Webfinger: Personal Web Discovery
Webfinger: Personal Web Discovery
Webfinger: Personal Web Discovery
Webfinger: Personal Web Discovery
Webfinger: Personal Web Discovery
Webfinger: Personal Web Discovery
Webfinger: Personal Web Discovery
Webfinger: Personal Web Discovery
Webfinger: Personal Web Discovery
Webfinger: Personal Web Discovery
Webfinger: Personal Web Discovery
Webfinger: Personal Web Discovery
Webfinger: Personal Web Discovery
Webfinger: Personal Web Discovery
Webfinger: Personal Web Discovery
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Webfinger: Personal Web Discovery

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  • 1. Webfinger: Personal Web Discovery Made for Ignite Railsconf 2010 by Eric Mill
  • 2. $ finger eric@example.com Login: eric Name: Eric Mill On since Mon May 31 20:22 (EDT) 23 minutes 8 seconds idle On since Mon May 31 20:44 (EDT) No mail. Plan: READING RAINBOW
  • 3. Problem: OpenID is hard.
  • 4. Email > URL If only we could query email addresses...
  • 5. john @ doe.com 1. Ask http://doe.com about john@doe.com 2. Get back lots of public data about John 3. Find John's OpenID somewhere in it 4. Log John right in
  • 6. Webfinger enhances OpenID
  • 7. Homepage Achewood Profile Name OpenID Salmon Endpoint john@doe.com Avatar Facebook Public Key The film, "Avatar" Twitter Primary email Flickr
  • 8. A bit like Twitter Annotations Image taken from Marcel Molina's Warblecamp talk "Annotations"
  • 9. Early Adopters
  • 10. kprojection@gmail.com http://gmail.com/.well-known/host-meta <?xml version='1.0' encoding='UTF-8'?> <XRD xmlns='http://docs.oasis-open.org/ns/xri/xrd-1.0' xmlns:hm='http://host-meta.net/xrd/1.0'> <Link rel='lrdd' template='http://www.google.com/s2/webfinger/?q={uri}'> <Title>Resource Descriptor</Title> </Link> </XRD>
  • 11. http://www.google.com/s2/webfinger/?q=acct:kprojection@gmail.com <?xml version='1.0'?> <XRD xmlns='http://docs.oasis-open.org/ns/xri/xrd-1.0'> <Subject>acct:kprojection@gmail.com</Subject> <Alias>http://www.google.com/profiles/kprojection</Alias> <Link rel='http://portablecontacts.net/spec/1.0#me' href='http://www-opensocial. googleusercontent.com/api/people/105820544165373224801/'/>a <Link rel='http://microformats.org/profile/hcard' href='http://www.google. com/profiles/kprojection' type='text/html'/> <Link rel='http://specs.openid.net/auth/2.0/provider' href='http://www.google. com/profiles/kprojection'/> <Link rel='describedby' href='http://www.google.com/profiles/kprojection' type='text/html'/> </XRD>
  • 12. require 'redfinger' me = Redfinger.finger 'kprojection@gmail.com' me.open_id.first.to_s # => "http://www.google.com/profiles/kprojection" require 'mofo' hcard = hCard.find(me.hcard.first.to_s) hcard.fn # => "Eric Mill"
  • 13. acct: ?
  • 14. acct: ! name@scope acct:klondike@twitter.com acct:ericmill@facebook.com acct:konklone@flickr.com
  • 15. "Bridging The Islands" Google I/O 2010 OpenID, OAuth, Portable Contacts, ActivityStrea.ms, Salmon... Cross-Site Replies: Webfinger + Salmon
  • 16. Post on Cliqset
  • 17. See reply on Status.net
  • 18. Will this confuse people?
  • 19. OpenID Connect Proposal for OpenID built on OAuth 2 Works with emails using Webfinger (sort of) Image by Chris Messina, from Flickr, licensed under CC by-nc-sa
  • 20. Will regular people go for this?
  • 21. Thank you. And thanks to: Brad Fitzpatrick Chris Messina John Panzer DeWitt Clinton (many more)

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