OpenID: One login for all websites - PowerPoint PPT Presentation

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OpenID: One login for all websites

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Too many logins! Solution: OpenID. A single login for all sites! ... Doesn't prevent spam. Phishing vulnerability. One login stolen - all are stolen. Thanks! ... – PowerPoint PPT presentation

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Tags: openid | login | logins | one | websites

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Title: OpenID: One login for all websites


1
OpenID One login for all websites
2
This presentation
  • Problem
  • Solution
  • Technical details
  • Popularity
  • Demonstration
  • Limitations

3
Problem
  • Too many logins!

4
Solution OpenID
An open, decentralized, free framework for
user-centric digital identity. openid.net
  • A single login for all sites!
  • Create an OpenID identity at a site running the
    server software. Use it at a site whose
    application implements the client protocol.
  • Authentication and personal data.
  • Decentralized Anyone can run a server.

5
How it works
  • You go to a website (blogs.com).
  • It has OpenID support. Theres a textfield for
    your OpenID handle (mike.ids.com).
  • The website takes mike.ids.com and checks with
    ids.com to see if youre logged in there and
    have blogs.com on your list of OK sites.
  • If so, your identity is verified, and youre
    authenticated at blogs.com.

6
OpenIDs popularity
  • 60 million users.
  • Adopted by AOL.
  • Bounty set 5000 to each of first ten major open
    source projects to use it.
  • Firefox 3 may somehow support it.

7
Demonstration
8
Limitations
  • Not a trust system!
  • Doesnt prevent spam.
  • Phishing vulnerability.
  • One login stolen -gt all are stolen.

9
Thanks!
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