Maritime Security Centre of Excellence (MARSEC COE)’s “Naval Cooperation and Guidance for Shipping (NCAGS) Course” was successfully conducted physically at the premises of MARSEC COE between the dates of 26-30 May 2025, to provide NATO and national military personnel with a deep knowledge of NCAGS capabilities and a comprehensive understanding of the dependence and necessary interaction between military operations and merchant shipping as it applies to peacetime, crises and armed conflict operations on the Multi-Domain (Maritime, Land, Air, Space and Cyberspace), and a total number of 42 lecturer/SME/attendees from 10 different nations (Azerbaijan, Denmark, Djibouti, Ghana, Greece, Kuwait, Tunisia, Romania, Türkiye and the United Kingdom) participated in the event in-person.