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Federal cyber experts called Microsoft's cloud a "pile of shit," approved it anyway

Ars Technica / 3/19/2026

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Key Points

  • In late 2024, FedRAMP reviewers found Microsoft GCC High lacked proper detailed security documentation, making it hard to assess the system's overall security posture.
  • A team member described the package as a pile of shit, underscoring the evaluators' concerns.
  • Despite past cybersecurity breaches involving Russian and Chinese hackers, FedRAMP approved GCC High anyway, with a buyer-beware notice to federal agencies.
  • The decision effectively allowed Microsoft to expand its government cloud business, highlighting tension between security scrutiny and federal procurement.

In late 2024, the federal government’s cybersecurity evaluators rendered a troubling verdict on one of Microsoft’s biggest cloud computing offerings.

The tech giant’s “lack of proper detailed security documentation” left reviewers with a “lack of confidence in assessing the system’s overall security posture,” according to an internal government report reviewed by ProPublica.

Or, as one member of the team put it: “The package is a pile of shit.”

For years, reviewers said, Microsoft had tried and failed to fully explain how it protects sensitive information in the cloud as it hops from server to server across the digital terrain. Given that and other unknowns, government experts couldn’t vouch for the technology’s security.

Such judgments would be damning for any company seeking to sell its wares to the US government, but it should have been particularly devastating for Microsoft. The tech giant’s products had been at the heart of two major cybersecurity attacks against the US in three years. In one, Russian hackers exploited a weakness to steal sensitive data from a number of federal agencies, including the National Nuclear Security Administration. In the other, Chinese hackers infiltrated the email accounts of a Cabinet member and other senior government officials.

The federal government could be further exposed if it couldn’t verify the cybersecurity of Microsoft’s Government Community Cloud High, a suite of cloud-based services intended to safeguard some of the nation’s most sensitive information.

Yet, in a highly unusual move that still reverberates across Washington, the Federal Risk and Authorization Management Program, or FedRAMP, authorized the product anyway, bestowing what amounts to the federal government’s cybersecurity seal of approval. FedRAMP’s ruling—which included a kind of “buyer beware” notice to any federal agency considering GCC High—helped Microsoft expand a government business empire worth billions of dollars.