In order to adapt to new technologies and to increase both efficiency and consumer convenience, the global critical infrastructure will have to switch to digital over the next few years. The cybersecurity of the energy infrastructure in this new environment will be crucial. How do we meet these new challenges and protect power plants, networks, and auxiliary power facilities from blackouts? Can a digitally sovereign state ensure cyberspace security? What is the riskbenefit ratio of energy digitalization for energy consumers? What best practices can be developed into international standards?