1. by @nov

2. • (@nov)
• Smart.fm
• OpenID / OAuth / API
• OpenID Foundation Japan
•
•
http://j.mp/openid_trans

3. OpenID Tech Night Vol.6
OAuth AX OAuth Hybrid Web Identity

4. OpenID

5. OpenID
ATND
OpenID
ATND
OpenID Provider

6. OpenID
• ID
• OpenID Provider
• OpenID Provider
• docomo / goo / OCN ID => nttid.jp

7. OpenID Provider

8. OpenID
ATND (RP) OP
OP
OP (Discovery)
(Association)
(Authentication Request)
(Authentication Response) (Verification)

9. Discovery
ATND (RP) NTT ID (OP)
“www.nttid.jp”
NTT ID??
http://www.nttid.jp
X-XRDS-Location
XRDS

10. Discovery
ATND (RP) NTT ID (OP)
<?xml version="1.0" encoding="UTF-8"?>
“www.nttid.jp”
<xrds:XRDS NTT ID??
xmlns:xrds="xri://$xrds" http://www.nttid.jp
xmlns:openid="http://openid.net/xmlns/1.0"
xmlns="xri://$xrd*($v*2.0)">
<XRD> X-XRDS-Location
<Service priority="0">
<Type>http://specs.openid.net/auth/2.0/server</Type>
<URI>https://login.nttid.jp/openid/auth</URI>
</Service>
<Service priority="1">
<Type>http://specs.openid.net/auth/2.0/return_to</Type>
<URI>https://login.nttid.jp/openid/rp/return</URI>
</Service> XRDS
</XRD> URL
</xrds:XRDS>

11. OpenID (RP) Discovery

12. RP Discovery
ATND (RP)
http://atnd.org
X-XRDS-Location
XRDS
OpenID
Web

13. RP Discovery
ATND (RP) NTT ID (OP)
(Authentication Request)
http://atnd.org (realm)
X-XRDS-Location
OP RP return_to URL
XRDS

14. RP Discovery
ATND (RP) NTT ID (OP)
(Authentication Request)
<?xml version="1.0" encoding="UTF-8"?>
<xrds:XRDS
xmlns:xrds="xri://$xrds"
xmlns:openid="http://openid.net/xmlns/1.0"
xmlns="xri://$xrd*($v*2.0)"> http://atnd.org (realm)
<XRD>
<Service priority="0">
<Type>http://specs.openid.net/auth/2.0/return_to</Type>
X-XRDS-Location
<URI>http://atnd.org/session</URI>
OP </Service>
RP return_to URL
</XRD>
</xrds:XRDS>
RP Discovery RP
XRDS

15. RP Discovery
ATND (RP) NTT ID (OP)
(Authentication Request)
<?xml version="1.0" encoding="UTF-8"?>
<xrds:XRDS Authentication 2.0
OpenID
xmlns:xrds="xri://$xrds"
xmlns:openid="http://openid.net/xmlns/1.0"
http://j.mp/openid_trans http://atnd.org (realm)
xmlns="xri://$xrd*($v*2.0)">
<XRD>
TechNight vol.4 & vol.5
<Service priority="0"> @zigorou
<Type>http://specs.openid.net/auth/2.0/return_to</Type>
X-XRDS-Location
http://j.mp/zigorou
<URI>http://atnd.org/session</URI>
OP </Service>
RP return_to URL
</XRD>
</xrds:XRDS>
RP Discovery RP
XRDS

16. OpenID
•
• http://j.mp/openid_trans
• OpenID Simple Registration Extension (SREG)
• OpenID Attribute Exchange (AX)
•
• OpenID OAuth Extension (OAuth Hybrid)
• User Experience Extension
• OpenID Contract Exchange Extension ... etc.

17. OpenID AX
• OP - RP
• : RP OP
• etc.
• RP (URL)
• OP
Yahoo! Japan AX
=> Yahoo! Japan @konfoo