This is a rare and unique challenge coin from the Defense Information Systems Agency (DISA) of the Department of Defense. The item features exceptional craftsmanship and design, making it a great addition to any militaria collection. With its origins from Scott Air Force Base, this original item showcases the rich history and importance of the DISA in the modern military landscape. The coin reflects the high standards of the agency and serves as a symbol of excellence and dedication to the nation's defense. This challenge coin is a must-have for collectors and enthusiasts alike.