Cyber Incident Review: Medibank 2022 Cyber Breach

On 12th November 2022, Medibank/ahm experienced a data breach incident due to a ransomware threat. This privacy violation could have impacted your security or the people around you.

Attackers compromised credentials of someone with high-level access to Medibank’s systems. A third party obtained the credentials and then sold the information to hackers.

This password-related human error caused a breach of 9.7 million individuals’ personal information.

There is a high risk that a criminal could use the data set to steal someone’s identity or convince the individual to disclose further information. 

This guide provides an overview about the significance of this breach, how it occurred, Medibank’s response and what to do if your information was potentially exposed.