The Top Cyber Attacks of December 2021

This report summarizes notable December 2021 cyber incidents: Conti ransomware disrupted Shutterfly and claimed customer and corporate data exfiltration; spyware linked to NSO tooling targeted Polish political figures for espionage; an insider at Pfizer attempted to exfiltrate thousands of proprietary files to a personal cloud account; and BlackCat ransomware impacted French IT provider Inetum but was largely contained through rapid response. The piece highlights varied attacker methods (external ransomware, spyware, and insider theft) and emphasizes the importance of comprehensive cybersecurity and incident response preparedness.