Shift5, an OT cybersecurity company that defends military platforms and commercial transportation systems from cyberattacks, raised $20 million in Series A funding to provide enhanced cybersecurity and operational intelligence for today's commercial fleet operators and military platforms. The round was led by 645 Ventures, with participation from Squadra Ventures, General Advance, and First In.

Shift5 is the OT cybersecurity company that protects the world's transportation infrastructure and weapons systems from cyberattacks. Created by founding members of the U.S. Army Cyber Command who pioneered modern weapons system cyber assessments, Shift5 defends military platforms and commercial transportation systems against malicious actors and operational failures. Customers rely on Shift5 to detect threats and maintain the resilience of a wide variety of operational technology systems, including aviation, rail and metro, defense, helicopters, and other heavy fleet machinery.