Cyber security framework relying on a novel approach to manage and coordinate, in an integrated way, identity, trust, privacy, security, and recovery in IoT systems. The multiple cyber security functionalities offered by the framework map to different planes which are combined in an optimized way to support the end-to-end IoT services. In particular, the framework includes three Vertical Planes devoted to identity, trust, and recovery management, and three Horizontal Planes supporting the Vertical Planes by managing privacy of data, monitoring security of entities, and providing Permissioned Blockchain and Hardened Encryption technologies