TsingLink Embed Secure System is an embedded IoT security system based on ARM TrustZone® technology, including TinyTEE running in secure state and TsingLink Cloud SDK running in non-secure state.

TinyTEE provides some trusted applications such as device authentication, secure storage, secure boot, encryption engine, and true random number generator.
TsingLink Cloud SDK is based on embed RTOS. It can connect to TsingLink Cloud IoT platform securely and quickly, and provides prevent replay attacks, dynamic token, real-time two-way communication, secure OTA and other IoT functions.