Although piracy follows a downward trend in the last decade, the threat of sailing in high risk areas still poses a psychological burden for crews. After the 9/11 attacks that changed the world, IMO requires every ship above 500 GT sailing the world’s oceans to have a Ship Security Alert System (SSAS) to enhance security. Have you ever wondered what this system is and how it works?
https://safety4sea.com/cm-do-you-know-what-a-ship-security-alert-system-is/