Real Decreto-ley 12/2018, de 7 de septiembre, de seguridad de las redes y sistemas de información

This legislative measure establishes the legal framework for the security of network and information systems in Spain. Its primary goal is to enhance the resilience of critical infrastructure and ensure a high common level of cybersecurity across the national territory to protect essential services from digital threats. This affects operators of essential services, digital service providers, and public administrations. It requires these entities to implement security measures and report significant security incidents to the authorities.