The benefits 5G will bring to consumers, network equipment manufacturers (NEMs), and service providers (SPs) are both numerous and game-changing. 5G will radically improve the mobile broadband services that consumers enjoy and enable connectivity to billions of global devices to create a boom in the Internet of Things (IoT). 5G will provide robust support for new use cases we may scarcely imagine today. But there’s another critical challenge that deserves attention: Security—particularly the need for validation and testing. On a basic level, the adoption of 5G will depend on whether or not 5G services are demonstrably safe.