STM32 MCUs Security

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STM32L562QEI6 enter Boot through USART interface

Hello,I have a system with one STM32L562QEI6 and one STM32F405RGT6, that is the main MCU.They communicate with USART interface.In the main CPU, boot0 and boot1 pins are phisically connected to VCC or GND through some resistors, so I can enter boot mo...

MFail.11 by Associate II
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  • 7 replies
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STM32L433RC SBSFU "Fw header authentication error"

Hello,I am trying to run the Secure boot feature on STM32L433RC using the SBSFU library example project (single image slot). The example project I am modifying is STM32L432KC board. Below are the modification/steps I made to example project to run on...

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HDevi.1 by Associate II
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  • 2 replies
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Problem with encryption in STM32H747BI board

HI,I have successfully implemented encryption in my project using STM32 cryptographic firmware library software expansion for STM32Cube. It works fine with 128 bit AES encryption (i.e. using 16 bytes long AES key). However, I need to implement 256 ...

SLuit.1 by Associate III
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  • 4 replies
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Resolved! Problems building SECoreBin (prebuild.sh)

Hello everyone,I am trying to build SECoreBin, but the build fails with prebuild.sh. All python requirements listed in requirements.txt are installed, but the error is following:ImportError: No module named Cryptodome.CipherAnd even more: What should...

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leeana by Associate III
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  • 3 replies
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Resolved! Sharing UART between SBSFU and user app

HelloI would like to use the same UART that is used in SBSFU, to communicate with the host PC for service purposes. Is it possible? Maybe create kind of a wrapper interface like "press 1 for sbsfu, 2 for logs"? A little bit confused how to implement...

leeana by Associate III
  • 695 Views
  • 2 replies
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Compatibility with X-CUBE-CRYPTOLIB v4?

Hi,I just downloaded the latest cryptolib v4 and read in the docs that it is not compatible with v3 anymore.Are there any instructions how to use it with the "STM32 Security in practice" workshop?Thanks,Anguel

Anguel by Senior
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  • 5 replies
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Calculated CRC value does not match incoming CRC value

HelloI'm having trouble calculating crc. I am using STM32F401 with cube ide. The correct crc occurs on crccalc.com. But I couldn't run CRC-8 with MCU. I have looked at the examples, but when I try it gives different results.  Can you provide a worki...

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Ftaht.1 by Associate
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  • 4 replies
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Resolved! Problem implementing cryptographic library in stm32h747

I am using STM32H747BI MCU and I have one project to write the data to flash memory. I am using core 7 to write the data to flash. While writing, I have to encrypt the data. So I requested cryptographic library software expansion from STM32 and they ...

SLuit.1 by Associate III
  • 1762 Views
  • 5 replies
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