STM32 MCUs Security

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Resolved! ECC key decompression in X-CUBE-CRYPTOLIB

I am using the X-CUBE-CRYPTOLIB (V4.2.0) in a project for STM32F207.I am successfully able to generate ECC key pair using cmox_ecdsa_keyGen() and generate ECDSA signature using cmox_ecdsa_sign() but I am now needing to generate a shared secret using ...

ncat1 by Associate
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  • 1 replies
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Resolved! STM32H573 Debug Authentification MCU Locked?

Hallo together,i`m working with the STM32H573I-DK EvalBoard to check if the Chip fits our project needs.I was working with the template STiROT_Appli from the STM32Cube_FW_H5_V1.3.0 Firmware. Full path to the template: STM32Cube_FW_H5_V1.3.0\Projects\...

Mike123 by Associate II
  • 1485 Views
  • 5 replies
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Provisioning by User Code

Hi,is there a possibility to do the complete chain to product state "closed" by non secure user code ?I have a custom bootloader which usually did a set of the old RDP Level.Now, with a STM32H57 device we have to use the new product state. I'm able t...

Resolved! Dynamic use of WRP (in STM32WBx5) ?

To secure my bootloader against erroneous writes from the application I want to enable write protection on it. But since for some things the bootloader needs to modify data inside its partition (security counter update and key invalidation), I can no...

OliM by Senior
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  • 8 replies
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Resolved! SBSFU versus TFM for STM32U5G9J-DK2

# Overview I am looking into secure bootloader options for the STM32U5G9J-DK2 that support application updates. For now, I just wanted to run a demo that showed updating the application over UART.Initially I thought to start with SBSFU since that is ...

ttnickb_2-1731430416736.png ttnickb_1-1731430297792.png
ttnickb by Associate III
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  • 4 replies
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Resolved! Issue with STM32H735 Bootloader in RDP Level 1 (0xBB) Mode

Hello,I’m working with the STM32H735, and I need to enter bootloader mode to program the microcontroller. I modify the SYSCFG->UR2 register to set the address to 0x1FF00000, then perform a software reset. I use this method because I have no control o...

SHm by Associate II
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  • 12 replies
  • 1 kudos