Recently, the news regarding whether the United States will approve the sale of NVIDIA’s H200 chip to China has attracted widespread attention. This issue stems from comments made by NVIDIA CEO Jensen Huang, who stated that the current scale of China’s AI chip market has reached $50 billion and is expected to grow to $200 … Read more
Due to chip security issues, AI chip giant NVIDIA is caught in a whirlpool of doubts. Despite NVIDIA publicly asserting twice that its chips have no backdoors, there have been numerous precedents of security concerns from the U.S. regarding chip safety. According to the U.S. “Chip Security Act,” exported chips must be embedded with features … Read more
I am Lao Yu by the sea. When NVIDIA suddenly announced the suspension of H20 chip production, when American lawmakers openly clamored that “backdoors must be reserved in exported chips,” and when the Trump administration enforced a 15% “licensing tax”—we finally see clearly: the battlefield of chips has no luck, only a life-and-death game! If … Read more
NVIDIA H20 Chip Security Controversy and Responses from Chinese Enterprises Introduction: The Outbreak and Impact of Chip Security Controversy In August 2025, a rare inventory crisis is unfolding in the Chinese chip market—approximately 600,000 NVIDIA H20 chips are piled up in warehouses, unopened and unattended. This chip, once regarded as the “cornerstone of computing power” … Read more
In the summer of 2025, global chip giant NVIDIA found itself in an unprecedented trust crisis—its H20 computing chip, specifically supplied for the Chinese market, was reported to have serious security issues, leading to discussions with the National Internet Information Office. The fate of the H20 chip has been tumultuous: born in 2023 to circumvent … Read more
On July 31, the National Internet Information Office officially announced that it had summoned NVIDIA regarding the security risks of backdoor vulnerabilities in the H20 computing chips sold to China, requiring the company to provide explanations and submit relevant proof materials. In recent years, the United States has implemented a “small yard, high wall” strategy … Read more
Project Name: Password Cracking and Protection Techniques Based on Persistent Fault Injection Submitting Unit: School of Information and Electronic Engineering, Cyber Security Center Responsible Person: Zhang Fan 01 Project Overview Research Background: In today’s severe international competition for chips, as China strives to promote chip autonomy and controllability, chip security has become particularly important. Ultimately, … Read more