13 Biggest Data Breaches in Australia [Updated 2024] | UpGuard

This report catalogs the largest recent Australian data breaches and security incidents (e.g., Canva, Sydney Tools, Latitude, MediSecure, Optus, Medibank, Qantas), providing dates, impacted user counts, types of exposed data, attack vectors (phishing, stolen credentials, misconfigured databases, unauthorized API access, third‑party compromise, ransomware), and discusses broader implications for national cyber policy and organizational resilience.