SINGAPORE — Singapore's telecommunications infrastructure has come under attack from cyberespionage group UNC3886.All four of the country's major telcos — Singtel, StarHub, M1 and Simba Telecom — were targeted, Minister for Digital Development and Information Josephine Teo revealed on Feb 9.UNC3886 is a state-linked advanced persistent threat (APT) actor and poses a menace to national security in many countries, including Singapore.Even though no sensitive data was seen or exfiltrated, Teo said the attacks cannot be taken lightly.«They could deploy more tools to disrupt telecoms and internet services. Everything that requires a phone or internet connection would then be affected,» said Teo, who is also Minister-in-charge of Cybersecurity and Smart Nation in Singapore.«The knock-on effects of their campaign could also have included other essential services like banking and finance, transport, and medical services,» she added. «Successful cyberattacks can also affect trust and confidence in Singapore as a whole, and our economic security.» Read more