Another Supply Chain Vulnerability

Security Update News

Update Information

Title Another Supply Chain Vulnerability
Update ID SCHNEIER:09A7C26EF18755366C5BFA2D2CDEAA8A
Type schneier
Published 2025-07-21T11:04:59
Last Updated 2025-07-19T20:07:08

Security Impact

Severity NONE

AI Analysis

AI Description Microsoft outsourced maintenance of Defense Department systems to engineers in China with minimal US supervision, potentially exposing sensitive data to hacking risks.
AI Severity High
AI Vendor Microsoft Corporation
AI Product Microsoft’s Defense Department Systems
AI Version Not specified

Update Details

ProPublica is reporting:

> Microsoft is using engineers in China to help maintain the Defense Department’s computer systems–with minimal supervision by U.S. personnel–leaving some of the nation’s most sensitive data vulnerable to hacking from its leading cyber adversary, a ProPublica investigation has found.
>
> The arrangement, which was critical to Microsoft winning the federal government’s cloud computing business a decade ago, relies on U.S. citizens with security clearances to oversee the work and serve as a barrier against espionage and sabotage.
>
> But these workers, known as “digital escorts,” often lack the technical expertise to police foreign engineers with far more advanced skills, ProPublica found. Some are former military personnel with little coding experience who are paid barely more than minimum wage for the work.

This sounds bad, but it’s the way the digital world works. Everything we do is international, deeply international. Making anything US-only is hard, and often infeasible.

EDITED TO ADD: Microsoft has stopped the practice.

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