Global Average Cost of a Data Breach
USD millions per incident, 2018 to 2025
+26.4%
Increase from 2020 trough
to 2024 peak
-9.0%
First decline in five years
(2024 to 2025)
+15.0%
Total increase
2018 to 2025
Source: IBM/Ponemon Institute, Cost of a Data Breach Report (2018--2025).