The 2022 Year in Review report represents an unprecedented effort to tell a comprehensive story of Cisco Talos’ work in the past year, relying on a wide variety of data and expertise. It captures insight from dozens of Cisco subject matter experts, including our reverse engineers, detection specialists, data scientists, linguists, managed hunt providers, incident responders, and threat intelligence analysts. Based on year-long data, the report highlights their perspectives on major security events responded to in 2022, their current status and impact, as well as the key trends in the threat landscape and anticipated changes.