STM32 MCUs Security

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

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

STM32U585 TrustZone ADC DMA-buffer always 0

Hi, I'm using 3 channels of ADC4 with GPDMA1 (channel 4) in secure world of a TrustZone-project and the DMA-buffer stays always 0. The same ADC/DMA-configuration with the same application code (all mnus the security aspects) are working fine without ...

H573 Trust Zone / Secure Boot support in Zephyr MCUBoot

HiI've been trying to understand what level of support is available for the H573 security features in Zephyr RTOS with mcuboot but either can't find any information or no one replies to my comments.I have a Zephyr sysbuild build working where mcuboot...

ekwus by Associate
  • 37 Views
  • 1 replies
  • 0 kudos

Discuss migration to STM32 for CRA complaince

HelloWe are considering STM32 based processor for our next generation of products and would like to talk to a security expert with ST to discuss achieving CRA compliance.The "contact" page on the website down not provide a way to contact ST in the UK...

TL5 by Visitor
  • 41 Views
  • 3 replies
  • 1 kudos

FW Signature check error due to hash mismatch

Hello @Jocelyn RICARD ,I’m integrating SBSFU v2.7.0 on an STM32WB55 to enable secure OTA firmware updates. I’m hitting a problem where the runtime hash verification fails: the hash computed by SBSFU at boot does not match the hash in the image header...

DenysK_0-1759246389237.png
DenysK by Associate
  • 248 Views
  • 3 replies
  • 1 kudos

Resolved! STM32H503 cannot perform regression

Hello.  I am experimenting with securing a STM32H503 using password authentication, which will ultimately be an automated process.I created a simple password for testing and created the password hash in board_password.bin and da_password.bin(just for...

RGari by Associate III
  • 2683 Views
  • 15 replies
  • 0 kudos

SBSFU based security design for STM32G0B1

 TL;DR:On STM32G0B1 with SBSFU + SECoreBin, I want to design a secure crypto/key enclave for the user APP.Enclave should be WRP/PCROP/MPU protected.Only accessible via SVC/gateway from the unprivileged APP.Should remain updateable through SBSFU (incl...

Gorka3 by Associate
  • 252 Views
  • 1 replies
  • 0 kudos

Recovering STM32U3 from RDP2 level to RDP1 level

Hi team, I provisioned both OEM1 and OEM2 keys. I locked the device using OEM2 key and then put the device in RDP level 2 with the below commands:STM32_Programmer_CLI.exe -c port=SWD mode=hotplug -lockRDP2 0xFEDCBA98 0x76543210Response: "Lock RDP2 pa...

deva2k by Associate
  • 63 Views
  • 1 replies
  • 0 kudos

RDP regression from Level 1 to level 0

Hi teams,CPU: STM32U0Current RDP level: Level 1OEM1 RDP lock: Enabled.I had set the 128bit OEM1 key to the OEM key registers  [FLASH_OEM1KEYWyR ]accordingly, and the written OEM1 key values was verified using their CRC values by reading  OEM1KEYCRC r...

Akhil0812_1-1757927296932.png Akhil0812_0-1757927087750.png Akhil0812_2-1757927466101.png Akhil0812_3-1757927536810.png