Volver a Blog Christian Lifländer 23 abril, 2019 Christian-Marc Lifländer serves as the senior cyber policy official of NATO’s International Staff. He is responsible for leading the development and implementation of cyber defence policy across NATO. Before joining NATO, Mr. Lifländer held executive and senior advisory level positions within the Estonian Ministry of Defence, including Acting Deputy Undersecretary for Defence Policy, Director of Policy Planning, and Adviser to the Minister of Defence.