Public Cloud Security Breaches Documenting their mistakes so you don't make them.
Posts with the tag AzureAD:

Office 365 (2023)

In July of 2023, Microsoft disclosed a compromise of Exchange Online that targeted “25 organizations … including government agencies as well as related consumer accounts of individuals likely associated with these organizations.” The vector of compromise was several validation flaws in the Microsoft-hosted Exchange Online and AzureAD services.