China-linked group UNC3886 targeted Singapore ‘s telecom sector in a cyber espionage campaign, Singapore’s Cyber Security Agency revealed. Cyber Security Agency of Singapore (CSA) and the Infocomm Media Development Authority (IMDA) ran Operation CYBER GUARDIAN to protect the telecom sector. Since July 2025, investigations showed China-linked UNC3886 launched a targeted campaign against all four major […]
First seen on securityaffairs.com
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