Ex-TSMC Employee Sentenced to 10 Years for Stealing 2nm Technology

• April 27, 2026

Ex-TSMC Employee Sentenced for 2nm Technology Theft

A Taiwanese court has handed down a 10-year prison sentence to a former employee of Taiwan Semiconductor Manufacturing Company (TSMC) convicted of illegally transferring sensitive 2-nanometer semiconductor manufacturing technology to Tokyo Electron, a Japanese firm. This marks the conclusion of a high-profile legal case that has drawn significant attention across the semiconductor industry.

The individual, whose identity was not disclosed, was initially facing up to 20 years behind bars after being accused of corporate espionage involving one of the most advanced chip manufacturing processes currently in development. The 2nm technology represents a critical advancement in semiconductor fabrication, promising substantial gains in power efficiency and performance over previous nodes.

The incident came to light in late March when Taiwanese authorities revealed the completion of their investigation into the matter. The court’s final verdict, announced recently, resulted in a prison term amounting to half of the maximum sentence anticipated.

TSMC, as the world’s leading contract chipmaker, has maintained strict confidentiality around its semiconductor process advancements, given the intense global competition in the microchip space. Theft or unauthorized disclosure of such cutting-edge technology carries serious implications not only for the involved companies but also for national technological security and the broader semiconductor supply chain.

Tokyo Electron, known primarily for its equipment utilized in semiconductor manufacturing, was implicated as the recipient of the proprietary process data. The case highlights ongoing concerns related to intellectual property protection within the semiconductor industry, especially as nations aggressively compete to achieve leadership in next-generation node development.

While specific details on how the technology was transferred remain confidential, the case underscores the significant legal and security risks associated with insider threats in high-tech industries. It also reflects growing judicial efforts in Taiwan to safeguard proprietary technology against industrial espionage.

The court’s decision sets a precedent for future cases involving the misappropriation of advanced semiconductor technologies. It reaffirms stringent consequences for illegal sharing of trade secrets critical to maintaining a competitive edge in chip manufacturing innovation.

A former TSMC employee received a 10-year prison sentence for illegally sharing 2nm chip technology with Tokyo Electron.