Asset register

An asset register is a comprehensive, systematically maintained inventory that catalogs all valuable resources within an organization, including hardware, software, network infrastructure, data, intellectual property, cloud services, and personnel roles. For each asset, the register typically records key attributes such as ownership, location, operational status, criticality to business operations, associated security controls, and lifecycle stage. It serves as the authoritative source of truth for understanding an organization's full technology and information landscape.

In the context of cybersecurity, the asset register is foundational for effective risk management and threat intelligence. By providing a complete view of an organization's attack surface, it enables security teams to accurately identify and prioritize vulnerabilities, conduct thorough risk assessments, and develop targeted mitigation strategies. It supports incident response planning by clarifying the potential impact of a compromise, aids in regulatory compliance, and informs strategic resource allocation. As a living document, the asset register must be continuously updated to reflect changes in infrastructure, technology, and organizational structure.