WAKEFIELD, Mass., Feb. 16, 2017 -- Xura, a leading provider of secure digital communications services for Communication Service Providers, has a history of innovation, and for some time been delivering security products that utilize machine-learning. At MWC 2017, Xura will demonstrate how self-learning machines have helped its customers combat grey-route and SIM-box messaging fraud, and how it helps protect revenues and subscribers from threats carried via signaling, such as denial-of-service attacks, fraud, and privacy invasion.