A stadium environment is a complex one, with varied areas of security, multiple services provided in different areas of the arena, tiered accesses for VIPs, talent, staff, and others, and of course, the huge crowds that sports, concerts, and other events draw. Properly securing every area of a stadium, while also ensuring that appropriate access is efficiently granted to authorized persons, is a massive undertaking for stadium security, that can create big security risks. Below are some common challenges faced in a stadium or arena facility: