BlackBerry Limited (BlackBerry) provides mobile communications solutions. The Company is engaged in the sale of smartphones and enterprise software and services. The Company's products and services include Enterprise Solutions and Services, Devices, BlackBerry Technology Solutions and Messaging. It is engaged in providing enterprise mobility management (EMM) and mobile security, and offers a portfolio of enterprise software solutions and services that can be deployed across a range of ecosystems and devices, including BlackBerry Enterprise Service (BES) 12 and Good Platforms, BES12 Cloud, enterprise file-sync-and-share (EFSS), SecuSUITE for Enterprise, Enhanced subscriber identity module (SIM)-Based Licensing (ESBL), WorkLife by BlackBerry solution and Professional Cybersecurity Services. The BlackBerry Technology Solutions business unit consists of five units: QNX, Certicom, Paratek, the BlackBerry IoT Platform and Intellectual Property and Patent Licensing (IPPL).