Monday, February 22, 2010

OpenId provider server/endpoint discovery

OpenID 2.0 discovery
- XRI disovery -> resolve XRDS doc from XRI
- Yadis discovery
 > "X-XRDS-Location" header or meta-attibute
 > return XRDS document when "Get" with a header "Accept:application/xrds+xml"
- HTML based discovery
 > link to endpoint with rel="openid.server" or rel="openid.provider "

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