Data exfiltration was the most common tactic used by ransomware groups to exert pressure (47%), followed by DDoS attacks (45%), data encryption (43%), and communicating with stakeholders/customers (34%).
| Publisher | Illumio & Ponemon Institute |
| Report | The Global Cost of Ransomware Study |
| Published | 1 January 2025 |
Published by Illumio & Ponemon Institute in The Global Cost of Ransomware Study , 1 January 2025. The figure is taken from the report as published; the full methodology is in the source.