Sectra Tiger/R provides encrypted smartphone communications up to the RESTRICTED security level, enabling secure calls, messaging, and media sharing. It combines hardware-based end-to-end encryption with advanced device integrity features through Samsung Knox platform to enforce security policies and protect against malware and unauthorized access. The user-friendly solution operates security functions in the background while supporting secure cross-organizational communication and maintaining data separation. Approved for RESTRICTED-level information, it facilitates straightforward implementation and maintenance of secure communications within organizations.