Medibank’s admission: All of its millions of customers hit in breach

Medibank says all of its millions of customers have been hit by its worrying data breach. Photo: AAP

Medibank has admitted that confidential information from every one of it four millions customers has been accessed in its worsening data leak.

In a significant admission on Wednesday, Australia’s largest health insurer said details of all of its customers, and those of budget arm Ahm, had been affected by the breach.