• Trustzone on ZC702

    I need to work on security related project on ZC702. Please provide guidance on how to proceed if I need to have following:-

    1. Trustzone enabled
    2. Linux environment

  • Cortex M55 Trustzone recommendations before jumping to next level software

    Hello,

    I'm still working on my bare metal firmware on new product based on Cortex M55 with Trustzone enabled (secure and non secure firmware are running).

    I have an issue , hardfault occurs,  when secure firmware would like to jump to next level secure…

  • Trustzone ARM V8M Call cmse_ns_entry function from secure world...

    Hi,

    I'm working on bare metal firmware using Cortex M55. Trustzone and use of cmse macros are enabled.

    Both secure world and non secure world are created and built.

    We want to call a secure service from non secure world. So for that  we create a cmse_ns_entry…

  • Introducing Arm’s Dynamic TrustZone technology

    Introducing Arm’s Dynamic TrustZone technology

    TrustZone has been successfully securing media pipelines on Arm-based devices for over a decade. During this time the requirements of these devices have grown significantly with bit rates, resolution, frame rates, picture quality, and user interface innovation…

  • Difference between the OP-TEE and ARM TrustZone

    I would like to know the Difference between the OP-TEE and ARM TrustZone

    Thanks & Regards

    Manjunath

  • Is ARM Trustzone resistant to the Physical Attacks ?

    ARMv9 supports ARM Trustzone. Is ARM Trustzone resistant to the Physical Attacks ?

    Kindly guide me on this

    Thanks & Regards

    Manjunath 

  • Setting Non-Secure Memory from Secure Memory on TrustZone for Armv8-m

    Hello,

    I have a very simple program on TrustZone enabled Cortex M33 core;
     - Start Secure & Privileged state
     - Set an SRAM Memory Region as Non-Secure using SAU
     - Set a WORD Value in Non-Secure World from Secure World (I don't switch to Non-Secure code…

  • How to Run: AWS MQTT Example using TrustZone and TF-M. Many problem It has!! Really working it is?

    Dear Keil, TF-M and IoT members

    I'm Eric 

    I amd developping IoT and TF-M with Wiznet W5000 and WizFi360.

    I refered to your project examples;

    STM32L5: ARM AWS MQTT demonstration (Youtube link: https://www.youtube.com/watch?v=T7F3Md0PHpw).

    This TFM example…

  • Trustzone with Wifi

    Hello,

    I am using the LPC55s69 in combination with wifi10click board. I want to develop a secure application that does some calculation and then sends the result over wifi. The secure application is already working but i am struggling quite a bit with…