Overview

• TSMC’s routine monitoring flagged unauthorized access to its proprietary 2nm chip development data
• The company fired implicated personnel and launched legal action as part of its zero-tolerance policy on trade secret violations
• Taiwanese prosecutors arrested three suspects, including two former employees, under the country’s amended national security law
• The resulting lawsuit is now under judicial review and public disclosures have been barred pending court proceedings
• Authorities are probing the breach’s full scope to determine if domestic or foreign collaborators were involved