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Introduction

ARM TrustZone technology for ARMv8-M is an optional Security Extension that is designed to provide a foundation for improved system security in a wide range of embedded applications. If the Security Extension is implemented, the system starts up in Secure state by default. If the Security Extension is not implemented, the system is always in Non-secure state. TrustZone technology enables the processor to be aware of the security states available.

It contains the following sections:

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