4. Valet key for your web http://toyotaownersclub.com/forums/index.php?showtopic=77384

5. VS

6. http://www.flickr.com/photos/leelefever/133949029/

9. Love triangle End user Service provider Consumer

10. WTF ?!

11. “ Passwords are not confetti. Please stop throwing them around. Especially if they’re not yours ” Chris Messina http://www.slideshare.net/carsonified/how-oauth-and-portable-data-can-revolutionize-your-web-app-chris-messina-presentation/

13. OAuth dance steps http://flickr.com/photos/wigwam/2255831538/

14. OAuth dance steps consumer key An identifier for the consumer to the service provider consumer secret Secret used to establish ownership of the consumer key request token A value that is used to obtain authorization from the user. Finally traded in for an access token. access token Value used to gain access to a protected resource on behalf of the user without requiring the users credentials token secret Secret used to establish ownership of a given token

20. OAuth security http://icanhascheezburger.com/2007/11/27/meh-security-system-let-me-showz-u-him/

22. Signature HMAC-SHA1 HTTP method Base URL Normalized parameters oauth parameters oauth_consumer_key, oauth_token, oauth_nonce, oauth_timestamp, oauth_signature_mothod, oauth_version request parameters param1,param2 oauth_signature = HMAC-SHA1(text,secret) consumer_secret & oauth_token_secret *also base64 encoded + urlencoded

23. Signature RSA-SHA1 HTTP method Base URL Normalized parameters oauth parameters oauth_consumer_key, oauth_token, oauth_nonce, oauth_timestamp, oauth_signature_mothod, oauth_version request parameters param1,param2 oauth_signature* = RSA-SHA1(text,secret) consumer_secret (consumer private key ) *also base64 encoded + urlencoded

26. Why bother ? “ OpenID + OAuth is the Final Nail in the Coffin of the WS-* vs. REST Discussion” Dare Obsanjo http:// www.25hoursaday.com/weblog/2007/11/12/OpenIDOAuthIsTheFinalNailInTheCoffinOfTheWSVsRESTDiscussion.aspx

29. Thanks