STM32 MCUs Security

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Resolved! SBSFU --> MCU Boot with STM32U585 without Trustzone

Hi all,we would implement SBSFU (Secure Boot and Secure Firmware Update) on STM32U585.Our goals are:application do not use TrustZone feature (TZ_EN = 0)we want to avoid access to MCU on field (Device protection, for exapmle RDP = 1)question: if on fi...

SafeDev by Associate II
  • 1337 Views
  • 3 replies
  • 0 kudos

Resolved! SBSFU | KMS | How to use KMS_GenerateKeyPair()

Hello all.I have a question about how to use KMS_GenerateKeyPair() function. There are no examples in the code, and API description is not really enough for my little brain. Could somebody provide me an example on how it should be used? What kind of ...

SBSFU project structure and setup?

Hi,My question is about project structure.To implement SBSFU what is the best or correct approach if I have a project that I would like to flash to a target incorporating SBSFU?Import four project folders (SBSFU, SECoreBin, UserApp and MyProject) int...

DHard.2 by Associate II
  • 1332 Views
  • 9 replies
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Resolved! RDP of STM32G0B1xB/xC/xE

Hello .According to the reference manual, the default RDP level is set to level 1. However, after performing a full erase with ST-Link and then writing the hex file, the RDP level was found to be set to 0.I would like to set the RDP level to 1 at the...

aki49 by Associate II
  • 945 Views
  • 4 replies
  • 2 kudos

Resolved! Regenerating OEMiRoT_Data.obk

Hi,While using the STM32Cube_FW_H5_V1.1.1 repository to explore secure boot on the STM32H5, I saw that the configuration file to generate OEMiRoT_Data.obk is missing. As I want to use my own keys and certificates for the OEMiRoT example application, ...

jens-vdb by Associate II
  • 1008 Views
  • 4 replies
  • 1 kudos

Resolved! BOOT_LOCK not cleared?

Hello,RM0444.Rev5 page 98 says that it is possible to reset it only when:• RDP is set to Level 0, or• RDP is set to Level 1, while Level 0 is requested and a full mass-erase is performed.I supposed that if RDP is changed from level1 to level0 then th...

S-.1 by Associate II
  • 559 Views
  • 1 replies
  • 1 kudos