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Enforcement or court caseComputeChina USReported

China tells critical infrastructure operators to stop buying Micron chips

See how this story connects

The Cyberspace Administration of China said on 21 May 2023 that Micron’s products had failed a cybersecurity review it opened on 31 March, citing serious network security risks to the supply chain of China’s critical information infrastructure. Operators of critical information infrastructure in China were told to stop buying Micron products.

Why it matters

Operators of critical information infrastructure in China, from transport to healthcare, were told to stop buying from a major US memory maker, months after US controls on chip sales to China.

When
21 May 2023
ID
WTA-N-2023-0059
Who
CAC, Micron
Authority
Cyberspace Administration of China
Target
Micron
Action
security review failed; purchase ban
Status
in force · Enforcement ledger

Summary by wheresthe.ai, from Cyberspace Administration of China and the reporting credited above. We could not open the primary document, so it is marked Reported. Checked against the source on 9 Oct 2026.

Source copy: download the page as saved on 18 Oct 2026 (PDF). Also held by the Internet Archive.

Next stop on this Storyline: What happened nextChina’s internet regulator summons NVIDIA over alleged security risks in H20 chips

Cite this story

WTA-N-2023-0059: “China tells critical infrastructure operators to stop buying Micron chips.” wheresthe.ai, 21 May 2023. https://wheresthe.ai/d/cn-cac-micron-security-review-2023-05/ (source: Cyberspace Administration of China).

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