STM32 MCUs Security

Ask questions and find answers on STM32 security frameworks and tools, including cryptographic libraries, TrustZone, and the Secure Manager.

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Tamper configuration in SBSFU code for stm32u5

hi i am trying to work with ST given example code of SBSFU for the U585 controller. Here my requirement is to add the active tampers to the system. in this given code i think tamper is only configured in the bootloader application only.tamper detecti...

sabari1_0-1725342152610.png
sabari1 by Associate III
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  • 1 replies
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Resolved! STM32H5 RDP protection C code

Hi,Currently I can able to RDP protection ie., Product state using STM32CubeProgrammer and it is working.But our requirement is we want to use Any HAL_driver /C-code instead of STM32Cube. Any suggestion. 

STM32F413-Disco board with SBSFU

Hi,I want to use SBSFU with my simple application. I watched https://youtube.com/playlist?list=PLnMKNibPkDnGd7J7fV7tr-4xIBwkNfD--&si=T2hYVP2BWDyQkhAWI successfully implement the SBSFU example project on my board. Here, I've a problem to use SBSFU wit...

Meenakshi by Associate III
  • 414 Views
  • 2 replies
  • 1 kudos

Resolved! STM32H7 SBSFU Firmware Validation

Hi all,I'm new to using the STM secure boot/secure firmware update and I'm trying to understand how the verification works when sending a new firmware image to the board. I got SBSFU running on an STM32H750B-DK dev board and successfully loaded the e...

Resolved! TFM / CubeMX integration

HI,we are interested in a guide to  a clear workflow of integrating CubeMX-generated code for U5 into TFM-based application.In particular:1. We have trustzone-enabled CubeMX-generated app with Azure RTOS and TouchGFX. The IDE and compiler are IAR. We...

bear2023R by Associate III
  • 1938 Views
  • 9 replies
  • 3 kudos

Read Secure World Registers with GDB

Hello everyone,I am currently debugging a Cortex-M33 MCU with TrustZone-M. During my debugging session, I have observed some unexpected behavior when reading the VTOR (Vector Table Offset Register) in both secure and non-secure states using GDB.Backg...

Migrating STM32 Crypto Library from v3.1.5 to v4.2.1

Hi, I am currently working on migrating a project from STM32 Crypto Library version 3.1.5 to version 4.2.1. I would greatly appreciate your assistance with the following queries:Compatibility Inquiry: Is version 4.2.1 compatible with version 3.1.5? S...

Nile by Associate
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  • 1 replies
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ST33TPHF2XI2C How to access TPM's GPIOs?

Hi, I am working on integrating the TPM ST33TPHF2XI2C into our platforms and we noticed that there are two GPIOs in the TPM chip. The datasheet says the following:  The GPIO function could be modified by activating GPIOs mapped on the NV storage inde...

aaflores by Associate
  • 403 Views
  • 1 replies
  • 0 kudos