Just in case you're wondering if it's just you, just got off the phone with support, they're getting calls for this from all over.
"Authentication service 'AppleConnect' experienced a malfunction: java.lang.RuntimeException: AppleConnect: fatal validation violation: java.lang.RuntimeException: Method failed: HTTP/1.1 403 Forbidden"
I know the first place I checked was JamfNation to see if anyone else was having issues, so I guess I'll put it up.
