4.1 Obtain a Nonce
The following example shows a request from the broker client to the AD FS server for a nonce (section 3.2.5.1.1.1) and the response from the AD FS server that contains the nonce (section 3.2.5.1.1.2).
Request:
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POST https://server.example.com/adfs/oauth2/token/ HTTP/1.1 { Content-Type=application/x-www-form-urlencoded, Host=server.example.com, Content-Length=24, Expect=[100-continue] } grant_type=srv_challenge
Response:
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HTTP/1.1 200 OK { Content-Length=1200, Content-Type=application/json;charset=UTF-8 } {"Nonce":"eyJWZXJza..."}