STM32 MCUs Security

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Secure boot for STM32H745

Hello Team,We are developing a bootloader for STM32H745 MCU. Follwoing are requirements, 1. SDcard will contain the images for M7, M4 and External QSPI flash connected to H745 MCU2. Planning to use Secure boot such as SBSFU. Please suggest if this is...

ATank.1 by Associate III
  • 588 Views
  • 1 replies
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Question on Device unique key pair on STM32U585

The STM32U585 chip comes with a pre provisioned device unique public / private key pair which can be used for SFI.Is there a way to be able to work with this key pair outside of SFI for our own custom use case?I know that we can export the device cer...

abhkr24 by Associate
  • 489 Views
  • 1 replies
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stm32U5 NonSecure_Init Hard Fault

I have a board with an STM32U575CGTx on it and I am trying to execute a simple Trust Zone Enabled program.  I have 2 sample projects attached 1.) Trust Zone Disabled, 2.) Trust Zone Enabled.  The project with TZ Disabled runs perfectly, toggling a GP...

ttatakis by Associate III
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  • 5 replies
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Resolved! STM32H573 stuck in PROVISIONING state

Hi there,My STM32H573I-DK demo board is stuck in PROVISIONING state, probably as the result of a failed or aborted provisioning operation. I was doing hand-on training  with the  How to start with STiRoT on STM32H573 wiki. Now, I cannot regress it to...

CRE by Associate II
  • 1255 Views
  • 4 replies
  • 1 kudos

Resolved! Unexpected results for AES (ECB mode)

Hi folks,I am trying to use the hardware-AES of the STM32WLE5JC, but I get weird results that do not match the expected values. I am comparing my STM-implementation against RadioLib's Crypto which is based on tiny-AES-c and AES-CMAC. RadioLib's imple...

bns by Associate III
  • 1542 Views
  • 6 replies
  • 2 kudos

X-CUBE-CRYPTOLIB problem

Hello, I have created an encrypted file by openssl-aes256-CFB. in openssl IV length should be 128 bit but in X-CUBE-CRYPTOLIB it is not possible,  it cannot set to 128 bit, (HARDFAULT). only i can set 256bit and then received error 0x10003

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.