Singtel unit Optus is under growing scrutiny after two back-to-back disruptions to Australia’s “000” emergency call system, says former editor and financial journalist Ven Sreenivasan.

Australia's Optus has come under scrutiny after it sent emails about a deadly telecommunications outage to the wrong address at the Department of Communications, leaving messages unread for more than ...

Australian Prime Minister Anthony Albanese said he had raised the recent deadly outage of Singtel-owned Optus's emergency call number with his Singaporean counterpart, Lawrence Wong, in a bilateral ...

Following a deadly Optus outage, Australia's top telcos agree to stress test networks to ensure emergency services contact ...

The telco chief will face questions from the communications minister over the company’s damning triple-zero outage.

The government has fast-tracked legislation to set up a new Triple Zero watchdog aimed at protecting Australians from mobile ...

A new app promising “instant” access to emergency services could help Australians in the event there was a triple-0 outage such as the recent Optus incident which has been linked to three deaths.

Coles has become entangled in Optus’s fatal outage, revealing 13 of its mobile customers were unable to reach crucial emergency services during last month’s triple-0 meltdown.

OPTUS suffered another outage on Sunday (Sep 28) that disrupted emergency calls, just as a delegation from parent company Singtel visits Australia this week to meet Communications Minister Anika Wells ...

The latest meltdown prompted anger from both sides of politics, with Jim Chalmers branding it a “shocking failure”, opposition communications spokeswoman Melissa McIntosh saying it put “lives at risk” ...

Australian telco Optus said on Monday it had suffered an emergency call outage in an area south of Sydney, 10 days after a broader disruption that it said had probably caused four deaths when ...