Halcyon

About Halcyon

Halcyon is an American cybersecurity company headquartered in Austin, Texas, specializing in ransomware prevention and cyber resilience. Its core platform helps global enterprises defend against ransomware, enable rapid endpoint recovery, and maintain business continuity through multi-layer protection including encryption detection, key capture, automated decryption, and data extortion prevention. The company emphasizes end-to-end ransomware detection and recovery with 24x7 monitoring and a ransomware warranty, along with professional services to harden defenses and recover from incidents. Halcyon markets a comprehensive cyber resilience solution designed to undo attacks within minutes and reduce downtime for organizations worldwide.