Duo Security, now a part of Cisco, began with one simple mission: to democratize security, empowering every organization to better protect themselves. Combining deep security expertise with a user-centered design philosophy, Duo provides Trusted Access via multi-factor authentication, device health analysis and single sign-on for the modern era. Modern networks are complex, combining local and cloud resources and an ever-growing number of applications and devices. Duo solves the challenges this complexity brings by unifying user, device, and application access security with granular trust levels, for both personal and corporate devices, across all environments. Learn why 14,000+ organizations use Duo today.