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threat intel
Risky Bulletin: Chinese cyber-spies breached all of Singapore's telcos
Singapore's Cyber Security Agency (CSA) disclosed that a Chinese cyber-espionage group tracked as UNC3886 compromised all four of the country's major telecom providers, M1, SIMBA Telecom, Singtel, and StarHub, during attacks that occurred last year. The CSA spent 11 months working with industry partners to investigate the breaches and remove the attackers from the affected networks.
Why it matters: Telecom operators and their customers across Singapore face exposure to espionage, surveillance, and potential future attacks; security teams should assume telecom infrastructure may have been exploited for intelligence gathering and review access logs and network activity during the compromise period.
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- First seen by Cybersecurity Tracker