Supply-chain dependencies: Check your resilience blind spot

A commentary inspired by a DEF CON 33 panel argues that cyber operations typically cause temporary disruption compared to kinetic warfare, then pivots to business implications: organizations must map and understand their supply-chain dependencies, build resilience for critical third-party disruptions, and consider emerging extortion models that target suppliers to pressure downstream customers; examples like Ukraine’s power grid disruptions and the Change Healthcare outage underscore the urgency of identifying critical suppliers and mitigation strategies.