Tabletop exercise: coherent resilience Baltic 2023 (CORE23-B) : final report

Coherent Resilience 2023 - Baltic (CORE 23-B) was a Tabletop Exercise on the energy system of the Baltic States with a focus on maritime critical energy infrastructure protection against hybrid threats. The Tabletop Exercise took place on 13-17 November 2023 in Riga, Latvia. The aim of the exercise was to support national authorities and key energy system stakeholders of the Baltic States and partnering nations with increasing the resiliency of their maritime energy installations and associated distribution networks in the Baltic Sea against hybrid threats. A spectrum of threats was introduced in the exercise scenario ranging from hybrid attacks and terrorism activities to conventional maritime operations. This exercise served as a collaborative venue to improve national contingency plans and procedures and develop NATO and the European Union capacity to support national authorities. CORE 23-B was a five-day regional, multilateral, interagency, and public-private sector event that was executed with an academic seminar, a three-day exercise, and a distinguished visitors' day that included after-action briefings. This report focuses largely on syndicate responses to the exercise scenario vignettes and injects to include capturing key takeaways and recommendations. The event brought together over 120 participants from 12 NATO and European Union countries or partner nations, who came from 45 different organizations representing maritime, energy supply and security stakeholders.