Microsoft has relied on engineers based in China for years to help maintain some of the U.S. Department of Defense’s

A security patch Microsoft released this month failed to fully fix a critical flaw in the U.S. tech giant's SharePoint server software, opening the door to a sweeping global cyber espionage effort, a timeline reviewed by Reuters shows.

After a ProPublica investigation raised security concerns, Microsoft will cease using China-based engineers for work on sensitive Pentagon cloud computing systems.

A report from ProPublica has claimed Microsoft is using these engineers to maintain the Department of Defense’s computer systems, with ‘minimal supervision by US personnel’.

Microsoft has used engineers based in China to support highly sensitive US Defence Department cloud systems via a model called "digital escorting", a ProPublica investigation has revealed. American workers with security clearance input commands written by foreign engineers,

Defense Secretary Pete Hegseth says the DOD is "looking into" a Microsoft cloud program that used Chinese engineers after an investigative report raised concerns about CCP access.