Recent Security Breach 2025. The first six months of the year have seen. The 'rockyou2025' database includes almost 10 billion passwords pulled from 'a mix of old and new data breaches.' here's how to check if yours are at risk.

Around four in ten businesses (43%) and a third of charities (34%) report being insured against cyber security risks rising to 62% of medium businesses and 54%. 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.