An integrated threat protection solution designed to detect, investigate, and respond to cyber threats across Microsoft 365 services.
It is safe to open the Email, but do not click anything inside the Email like a link... etc.
1
What is the indicated senders address on that Email and what was the content of the Email.
2
On the Email, if there is a link you are meant to click, do not click the link, hover your mouse over the link, what is the URL the link redirects to.