What is Ransomware as a Service (RaaS)? The Dangerous Threat to World Security | UpGuard

This report explains the rapid growth of ransomware and the Ransomware-as-a-Service (RaaS) model, detailing how affiliates leverage prebuilt ransomware to conduct phishing-led intrusions, disable security controls, spread, encrypt data, and apply double-extortion tactics with cryptocurrency payments laundered to obscure attribution; it highlights prominent families (e.g., REvil, Ryuk, Netwalker, Egregor) and provides pragmatic defenses including phishing awareness, DKIM/DMARC, patching, backups, least privilege, endpoint monitoring, and third‑party risk management, while cautioning against paying ransoms.