Honestly, I would deal with this above MediaWiki, because otherwise
you will end up with maintenance work going forward, in addition to
possibly having to repeat this for other business areas going forward.
Easiest way is to get them into a central AD, Domain Trusts will
probably be the easiest
I'm wondering if anyone has dealt with the problem of wiki usernames no longer
being unique. I'll explain
In our company, we store usernames in Active Directory and use LDAP for
MediaWiki authentication. This has worked reliably for years. Everyone has
email addresses ending in
