Infamous Chinese cyber-espionage threat actor Volt Typhoon, allegedly tied to the country’s government, breached Singtel last summer. A report on Bloomberg, citing “two people familiar with the matter”, claims hackers used a webshell to breach Singtel, which commented on the breach, but did not outright confirm it.

Singapore Telecommunications Ltd., Singapore’s largest mobile carrier, was breached by Chinese state-sponsored hackers this summer as part of a broader campaign against telecommunications companies and other critical infrastructure operators around the world,

"Like any other large organisation and key infrastructure service provider around the world, we are constantly probed," Singtel said.

Singtel, Singapore’s largest mobile carrier, was breached by Chinese state-sponsored hackers this summer as part of a broader campaign against telecommunications companies and other critical infrastructure operators around the world,

Investigators believe that the breach was carried out by a hacking group nicknamed Volt Typhoon, Bloomberg said, citing two people familiar with the matter. "Our protective and detective measures picked up the malware and eradicated it,

Alleged intrusion spotted in June Chinese government cyberspies Volt Typhoon reportedly breached Singapore Telecommunications over the summer as part of their ongoing attacks against critical infrastructure operators.