Singapore's four major telcos came under attack by cyber espionage group UNC3886

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Singapore Telcos Targeted by UNC3886 Cyberattack In July 2025, an advanced persistent threat actor known as UNC3886 targeted Singapore's four telecommunications companies, compromising critical infrastructure. The attack was detected by the Infocomm Media Development Authority (IMDA) and has led to ongoing investigations into the extent of the breach. 74 sources 40