More sensitive information that could be used in frauds and identity thefts included Medicare card numbers (including individual identifier and expiry), Pensioner Concession card number and expiry, Commonwealth Seniors card number and expiry, Healthcare Concession card number and expiry, Department of Veterans’ Affairs (DVA) (Gold, White, Orange) card number and expiry.

Sensitive individual health data included prescription medication, including the name of the drug, strength, quantity, and the reason for prescription and instructions.

“The types of information impacted may increase the likelihood of Australians being targeted by phishing, identity-related crime, and cyber scam activities,” the company added.