Singapore’s Four Major Telcos Attacked by Chinese-Linked Hacking Group

Taiwan’s National Security Bureau said China’s cyber army has long been engaging in cyberattacks against Taiwan’s critical infrastructure

A member of an alleged hacking group is seen in a file photo. Nicolas Asfouri/AFP via Getty Images
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Singapore’s four major telcos in July 2025 were targeted by cyberespionage group UNC3886 allegedly linked to China’s cyber army.

Josephine Teo, Minister for Digital Development and Information, made the announcement at the Operation Cyber Guardian Engagement Event for Cyber Defenders on Feb. 9.

“All four of our major telcos – Singtel, StarHub, M1 and Simba – have been targets of attacks,” she said.

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