This was not at all how Unices worked, of course, which is likely why it never happened. On Unices it would have needed some sort of shared process credentials structure that could be augmented in place by a privileged process. On the Hurd, it would have required an extra method implemented by the auth server.
On my machines, login is not run any more. It's just a PAM client that provides a very dumb paper-compatible cooked mode terminal user interface, after all. I thought for a long time about writing a PAM client that had a better full screen TUI interface that assumed (gasp!) video terminals. So eventually I did just that.
Archive Today presently does not, and I'm getting hung up on Captcha tests trying to submit a bug report. Present broken archive: <https://archive.is/Nv9Ik>. If someone else could submit a "Bad Grab" report I'd appreciate it.
(In general, check popular archive tools, such as the Internet Archive (above) or Archive Today, and past a working link rather than griping about individual site access issues.)
Anyways, the point being that it might not be the university doing it, but an individual user. I guess the former would be kind of shitty, but the latter is maybe ok as individuals should be able to chose freely?
FWIW, both the domain at large + this specific URL seems to work fine for me in Spain.
> [...] An open Internet is a great thing, and it would be nice to have one. But it is now less and less compatible with running systems that are useful to their users. I hate firewalling off large chunks of the net from our mailer, but I would hurt even more from our users fleeing email because of spam. And so I firewall. [...]
(Greetngs from germany)