Number Of Data Breaches In 2025. The number of people affected by data breaches in the first half of this year totalled more than 1 billion, a new report shows. Biggest data breaches and cyber hacks of 2023 and 2025.
Alongside the adoption of data security tools and processes, 2023 was a year of data breaches, with billions of sensitive records exposed and millions affected. Data breach statistics show that the average cost increased by 2.6% to $4.35 million in 2022 from $4.24 million in 2021.