Ransomware Trends 2025: Double Extortion and RaaS

Ransomware continues to evolve. Double extortion—encrypting systems while exfiltrating data for leverage—remains standard. Ransomware-as-a-Service (RaaS) lowers the barrier for affiliates. Defenders should prioritize backup integrity, segmentation, EDR, and incident response readiness. We recommend tabletop exercises and retainer-based IR.