Chip Maker, Trio-Tech International, Hit In Ransomware Attack

June 30, 2026

INCIDENT

Chip maker Van Nuys, California-based Trio-Tech International identified and responded to a ransomware incident in one of its subsidiaries in Singapore.
Trio-Tech International designs, manufactures and markets front and back-end equipment and systems used in the testing and production of semiconductors.
The subsidiary experienced a ransomware incident starting on March 11 that resulted in encryption of certain files within the company’s network, Trio-Tech International said in an 8-K advisory to the Securities and Exchange Commission (SEC).

Incident Date

March 11, 2026

Estimated Cost

Unknown at this time

Type of Malware

Threat Source

Industries

Technology

Impacts

IT