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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Resolved! RM0438 RNG htcr reg config && rng_cr

hi there I cannot figure out the true meaning of htcr reg and config1~config3 field in rng_cr reg。 I was wondering about the relationship between health test register and health test parameter (repetition counter test the “40�? consecutive bi...

Wxu.1 by Associate II
  • 1289 Views
  • 5 replies
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Resolved! Enabling PCROP with RDP level 0 causes board to crash

Hello,I have an unexpected behavior with a H753ZI board. After a very few steps, I ended up in a situation where PCROP seems to be enabled and RDP level is set to 0. For some reasons, this causes the board to freeze indefinitely, moreover after disco...

EBonv by Associate III
  • 1675 Views
  • 5 replies
  • 1 kudos

Resolved! Scripts unavailable SBSFU youtube video

In the video, "Security Part6 - STM32 security ecosystem - 02 Building the SBSFU" there are some scripts under the folder "STM32SecuWS" which are unavailable in the SBSFU download software. Where can I get these scripts? I am also struggling while fo...

APara.5 by Associate II
  • 1146 Views
  • 3 replies
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Question about STM32L562E-DK demo with "TFM application"?

Hi,I followed document "readme.txt" in "STM32Cube_FW_L5_V1.4.0\Projects\STM32L562E-DK\Applications\TFM" to family with TFM, it work fine.My question:1: "press reset button or restart the board power" will lock the board. Please tell me what code in...

zqizh.1 by Associate II
  • 602 Views
  • 2 replies
  • 0 kudos

Confusion about rebuilding projects

I am using STM32CubeIDE and am slightly confused on the rebuilding project steps of the UM2262 manual. Should I be going into each individual folder in the "Projects" folder and rebuilding all of them (such as NUCLEO76RG --> Applications --> 2_Images...

APara.5 by Associate II
  • 568 Views
  • 1 replies
  • 0 kudos

Resolved! How can i reset the HDP2EN to 0

Currently, i working on the nucleo-L552zeq and i run the SBSFU exemple propose by the cubeL5. i use the script regression.sh and the script the SBSFU_UPDATE.sh to initialize the board and download the firmware. this example can work normally on the b...

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HQIN.1 by Associate
  • 647 Views
  • 1 replies
  • 0 kudos

stm32L152RE sbsfu does not jump to user application code

I have updated the startup scripts from the MOOC to work with the stm32l152re. However, when I build the user app and flash it onto the MCU I only get the text from the SBSFU in the terminal. It automatically wants to receive a new user firmware:= [S...