How to post data to ArcGIS Online (.NET)

[huapengwei]

how to use the username and password to get the server name in ArcGIS Online.(.net)
e.g.
1�?�Login arcgis online:  http://tiles.arcgis.com/tiles/login
2�?�the result will return a response .http://tiles.arcgis.com/tiles/********/arcgis/admin/services.

Quetion:How can I get the response after logining arcgis online?
I try to use HttpWebRequest to  post data to the login URL,but the result return null.no cookie and no response.


thanks in advance,

Harper

[RichardWatson]

https://developers.arcgis.com/en/authentication/

http://resources.arcgis.com/en/help/arcgis-rest-api/index.html#//02r30000022t000000