Security of cloud infrastructures and services in the Italian context: national and European regulatory compliance (GDPR, NIS2, ACN), IAM identity and access management, secure configuration of IaaS/PaaS/SaaS workloads, data protection in transit and at rest, continuous monitoring, and incident response on public and hybrid cloud environments. Includes aspects of digital sovereignty, cloud service qualification according to AgID frameworks, and the National Strategic Hub (Polo Strategico Nazionale).