TSMC has confirmed a leak of employee personal data
November 13, 2026

TSMC has experienced a leak of employee personal data through third-party cloud systems. Information affecting approximately 46,000 records was exposed publicly.
According to the chipmaker's management, the incident affected only the infrastructure of an external cloud provider. The company's own production systems, networks, and confidential client data were not compromised during this cyberattack.
The TSMC employee data leak highlights the security risks associated with using third-party cloud services to store corporate information. Company representatives are continuing to investigate the incident in cooperation with the provider.



