Sri Lanka’s recent cycle of floods, landslides and weather-driven devastation has laid bare an urgent reality: the nation’s greatest threats no longer wear uniforms or cross borders with flags. Instead, they arrive as climate shocks, economic instability, public-health risks, cyber disruptions and misinformation that spreads faster than rising rivers.Across Asia, Governments are now reframing national security to include these non-traditional security (NTST) threats.