Send http from IdP to external web service

[Cantor, Scott]

> We're running shib IdP v3.3.0.  I was wondering if it’s possible, for a given SP,
> to send a simple http (POST or GET) to an external (to the IdP) web service
> after the user logs in and before they are redirected to Service Provider.  The
> subject identifier will need to be part of the http call.

Of course. How and where would depend on why. And there's an HTTP DataConnector added to 3.4 already, for attribute resolution anyway.

-- Scott