York St John University is proud of its safe and secure campus, which allows students and employees to live, learn, and work in a community setting. SPS Security Services, a professional 24-hour security team that is present on campus 365 days a year, provides security. York St John University is proud of its safe and secure campus, which allows students and employees to live, learn, and work in a community setting. SPS Security Services, a professional 24-hour security team that is present on campus 365 days a year, provides security. On all of our locations, they also have a complete CCTV network, with cameras strategically placed on the exteriors of buildings.