SPIE Security + Defence

International Conference & Exhibition for Security & Defense. SPIE Security + Defence is the event that bridges the divide between fundamental optical science and the application of the underpinning technologies in advanced security and defence systems

SPIE Security + Defence is an annual trade show held in Edinburgh, United Kingdom, dedicated to the Defense & Security sector. The event took place for Sep 14-17, 2026. SPIE Security + Defence serves as a meeting point for manufacturers, suppliers, buyers, and decision-makers across the Defense & Security sector. The exhibition showcases the latest products, technologies, and innovations in Defense & Security, giving attendees direct access to suppliers and thought leaders. Whether you are attending to source new suppliers, launch a product, or keep pace with industry developments, SPIE Security + Defence offers valuable opportunities for networking and business growth. The listing also tracks practical planning details such as event dates, destination, estimated scale, and links to official resources when they are available. SPIE Security + Defence is useful for exhibitors building a regional sales calendar, attendees comparing events in similar sectors, and teams deciding where face-to-face meetings can support pipeline, partnerships, and market research. Use this page to compare the show's timing, location, audience scale, exhibitor profile, and TradeShowBuzz scores before shortlisting it for your next event plan.