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  • Platform security architecture is announced by Arm

  • A question about interrupt priority degrade

    Hi guys,

    I found in armv8-arch ref manual that when PRIS bit in the AIRCR is set, the priority of non-secure handler is mapped to the bottom of the priority range. So I did an experiment.

    I configured two exceptions, systick and svc. The priority are 2…

  • Platform Security Architecture - PSA primer

    I have been providing a high level introduction to Platform Security Architecture at the Tech Symposia in USA and Asia over the last couple of weeks. Since interest is high I thought I would share my slides so they can receive a wider audience.

    The architecture…

    • BeyondTrustZone_Taiwan_LR (3).pdf

  • Platform Security Architecture – Scalable Security for the IoT

    Arm releases a white paper on the Platform Security Architecture

    The recent deployment of connected devices, as part of the evolution of the Internet of Things (IoT), has led to a major increase in the number of IoT-based cyber-attacks. These attacks…