Electricity demand is the amount of power consumers and industries need from the grid at a given time. It changes with time of day, weather, industrial activity, and the growth of large loads such as data centers. Utilities and planners use demand data to decide how much generation, transmission, and backup capacity is needed.
In cyber security, electricity demand matters because critical digital services depend on stable power. A sudden rise in demand can strain grids, increase outage risk, and create opportunities for attackers who want to amplify disruption. Defenders monitor demand alongside grid telemetry to spot abnormal patterns, protect control systems, and plan resilient capacity for facilities that must stay online. For organizations running essential infrastructure, understanding demand is part of both continuity planning and incident response.