If your organisation does not have a legitimate reason to communicate with other countries, Office365 has built in region (country) based email blocking that you should switch on!
With so many people working from home there are probably a few people running into the “Expired Password” problem when logging in using Remote Desktop Services (RDS). Here is how to change your password on a Terminal Server.
Microsoft now makes it easy for you to add Multi-Factor Authentication (MFA) to your Windows Remote Desktop Server using their Azure MFA service. Here is how to set it up.