Trustzone: The Wirnet iBTS and iFemtoCell gateways embed a trustzone security feature. TrustZone is an hardware-based security built into SoCs by semiconductor chip designers. The Trustzone approach is the concept of secure and non-secure worlds that are hardware separated. TrustZone technology is commonly used to run trusted boot and a Trusted
OS to create a Trusted Execution Environment (TEE).