12.9 million Australians' health data breached in suspected ransomware attack on MediSecure.

12.9 million Australians' health data was compromised in a cybersecurity incident involving electronic prescription provider MediSecure. The breach was first detected on April 13, when a database server was found to be encrypted by suspected ransomware. The company has confirmed that personal and health information was leaked for those who used its prescription delivery service from March 2019 to November 2023.