Re: The mind boggles
Of course there are mitigations against it. However Office365 supports a variety of older protocols as well as their own proprietary ones. As these get turned off on an account by account basis, it will cause small groups of users to suffer connection problems IF they happen to have set things up using the old way.
It's part of the everyday life of an IT admin now that your systems are going to be under attack from somewhere.
Biting the hand that feeds IT
