The discuss backend server returned the following error:
You don't have permission to access this discuss meeting.
diswww now uses https for all traffic.
If you are seeing this message on a page you have bookmarked
and believe you should have access with an MIT certificate,
please update your bookmark to use port 8443 instead.
https://diswww.mit.edu/foo/bar --> https://diswww.mit.edu:8443/foo/bar