OMG, y'all will never believe this, but evidently Microsoft misled federal investigators. Oh how the fallen have, um, remained consistent.
https://www.propublica.org/article/microsoft-cloud-fedramp-cybersecurity-government

Federal Cyber Experts Thought Microsoft’s Cloud Was “a Pile of Shit.” They Approved It Anyway.
A federal program created to protect the government against cyber threats authorized a sprawling Microsoft cloud product, despite the company’s inability to fully explain how it protects sensitive data.