Australian Data Breaches Surge 48% Amid Ransomware Rise

Cyble dark‑web research observed a surge in claimed Australian data breaches in 2025 (71 breaches through Oct 3), driven largely by ransomware groups (≈71% of breaches), supply‑chain compromises, and extortion operations; the report catalogs a dozen major incidents including terabyte‑scale document thefts, a 696 GB leak with >5.1M files, leaked source code, unauthorized portal access auctions, and coordinated compromises of pension fund accounts resulting in financial loss.