STM32 MCUs Security

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How to disable stm32g491 dual-bank mode

We were running tests originally with the g474re eval board to test/integrate SBSFU functionality. We needed to disable dual-bank mode with the STM32CubeProgrammer before being able to transfer via Ymodem. We are now trying on the g491 and are failin...

TDock.1 by Associate
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  • 1 replies
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Resolved! Memory limitations using SBSFU

Hello,I am developing a SBSFU for a custom application on a NUCLEO-H753ZI board. The application works well on its own. However, when I switch its linker script for the one of the example UserApp delivered with the SBSFU archive, I encounter some une...

EBonv by Associate III
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  • 8 replies
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Resolved! PCROP deactivation in STM32H7

I am working with STM32H750VBT6 rev. V. I divided the internal flash into protected and unprotected areas. I set option bytes for the protected area. It worked fine. After that I needed to deactivate PCROP protection. I could not do it. I use STM32Cu...

BEvge.1 by Associate II
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  • 1 replies
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I am learning about X-CUBE-AWS examples, when update from OTA, I get a SIGNATURE CHECK FAILED exception, somebody can help me to resolve this problem?

I download X-CUBE-AWS 1.4.0 to compile and install on my STM32F769IDISCOVERY board, everything running ok, but when I configure it to update new app version from OTA, after reboot is shows:= [SBOOT] SECURE ENGINE INITIALIZATION SUCCESSFUL= [SBOOT] ST...

saico by Associate II
  • 738 Views
  • 2 replies
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Resolved! Cryptographic Acceleration STM32F207

Hello,The reference manual for the STM32F207 states that the F20x and F21x family has a cryptographic processor: Ref Manual - Page 508. The datasheet for the F207 doesn't state any support for that though. Is this a mistake in the reference manual?Th...

Anvi by Associate III
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  • 1 replies
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I am very very new in MPUs / MCUs and IOT. What product should I try for cryptographic operations like AES or Diffi Hellman and also for storing keys securely in device.

Hi, actually I 'm planning to write some C code for cryptographic functions for e-signature, encrypt data or decrypt data in IOT devices.There are lots of products here. So I don't know which one is efficient for encrypt or decrypt operations or sign...

OISLE by Associate
  • 531 Views
  • 2 replies
  • 1 kudos

How to Program stm32f103rc using j-Link when RDP enabled?

Hello.I'm trying to program the main flash memory of STM32F103RCT6 using J-Link while RDP is enabled.I followed main flash memory programming procedure in PM0075 manual.the procedure is in below picture.When only RDP is enabled, I unlocked Flash_CR_L...

0693W00000Bd7ZLQAZ.png
HJung.2 by Associate II
  • 1818 Views
  • 3 replies
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Resolved! "Multiple definition" when compiling SBSFU v2.4.0 for STM32WB55

I've been able to compile previous versions of SBSFU (P-NUCLEO-WB55.Nucleo/Applications/1_Image) without issues, but with this one I've run into two issues:First, SE code did not fit in SE_ROM_region. I was able to fix this by adjusting the linker ma...

crwper by Senior
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  • 3 replies
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