Safeguarding Critical National Infrastructure is one of the most urgent and complex challenges in cybersecurity. The risks extend beyond technology and are deeply connected to how systems are identified, classified and managed, and to the people and processes that support them.

At Caeleste Institute, we are recognised experts in building capacity and capability to protect essential services. We work with governments, regulators and operators to strengthen resilience by addressing every dimension of security, from operational technology labelling and system classification through to people, process and technology alignment.

Our expertise extends to the protection of cyber physical systems where the consequences of an attack can have direct and immediate effects on public safety and national stability. We design frameworks that integrate governance, operational practice and technical safeguards, ensuring security is embedded in both strategy and day to day operations.

Alongside strategic capacity building, we also create and deploy technical solutions that deliver measurable protection. This includes tools and systems that enhance visibility, support decision making and enable proactive defence across critical environments.

With Caeleste Institute, CNI stakeholders gain not only expert guidance but also the practical solutions required to achieve long term resilience in the face of evolving threats.

We also have a deep speciality in building and deploying high-fidelity digital twins of CNI assets, from water systems  to transportation networks to serve as safe sandboxes for running realistic cyber crisis simulations. These environments allow stress-testing defense protocols, and training AI models to respond to cascading failure scenarios without ever risking real-world disruption. 

Our research also extends to resilience-by-design frameworks, which focus on ensuring continuity of essential services even during a successful cyber-physical attack, incorporating principles of graceful degradation, fail-secure mechanisms, and rapid recovery protocols to maintain public safety and economic stability in the face of sophisticated adversaries.