Ransomware in 2025

The cyber-extortion epidemic reached new heights in 2025, with a record number of attacks recorded. This increase is being powered by a new breed of attackers who eschew encryption and rely solely on data theft as leverage for extortion.

Recorded live at Black Hat Europe in London, Symantec & Carbon Black Threat Hunter, Dick O'Brien shares how Ransomware strategies shifted in 2025 and what's coming in 2026.