Massive Data Breach 2025 Update. Welcome to our 2025 data breaches and cyber attacks page, where you can find an overview of the year’s top security incidents, the most breached sectors of 2025, month. Incident management skills gaps have increased from 27% in.

A third of americans may have had their personal data swept up in a february ransomware attack on a unitedhealth group subsidiary that disrupted. A breach of the nolichucky dam in greene county, tennessee, could happen at any time due to extreme rainfall from helene, officials said.