Maritime Situational Awareness (MSA) Course was successfully held both physically and virtually at the premises of NATO MARSEC COE between the dates of 27 September - 01 October 2021, with the aim of providing trainees with knowledge on how to improve / support Maritime Situational Awareness (MSA), with special focus on Maritime Security Operations (MSO), and a total number of 30 lecturer / SME / attendees from 15 different countries (Australia, Belgium, France, Gambia, Germany, Greece, India, Italy, Republic of Korea, Romania, Senegal, Sweden, Turkey, UK and USA) participated in the event in-person.