STM32 MCUs Security

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Problem with reloading option bytes - STM32L452RE

I want to modify option bytes to set up readout protection. I am programming this device with my own programming tool (UART+BOOT0+RESET pin). Programming works fine using bootloader protocol. Setting readout protection doesn't. After setting it up it...

WPuch by Associate II
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  • 9 replies
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Secure firmware update at secure zone with SBSFU

Hello,I am programming with the STM32U575ZIT6 microcontroller, and I am trying to update the firmware in the secure zone. However, when I try to update the firmware in the secure zone, the function ret_arm=LOADER_FLASH_DEV_NAME.EraseSector(sector_add...

Hard Fault when reading flash

I am working to generate the CRC for the flash memory, During this I am facing hard fault when the CRC module tries to read from certain flash locations, to debug it I made a small loop which assigns the value of each 4 byte. I found that reading at ...

sivaram by Associate III
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  • 25 replies
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Resolved! Interrupt Issues for UWB in SBSFU

Hello,I am using the SBSFU application on the U575 microcontroller and have created my own program, which is stored in the secure area and accessed via NSC. I am trying to send data via ultrawideband, but the interrupt is not triggered. I have tested...

STSAFE110 Communication Protocol Documentation

Hello,We are planning to integrate the STSAFE110 into our device, which runs on Ubuntu. Since we’ll be developing our own code to retrieve the unique ID, I wanted to ask if there is any reference manual or documentation available for this. I couldn’t...

Wadeva by Associate III
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  • 1 replies
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Resolved! OEMiROT_BOOT project compilation in STM32H563

In OEMiROT_BOOT project compilation, first we are checking if the is recognized or not. Before that "Project.eww" needs to be opened and then we are creating the Project.bin binary file under EWARM. So how to do that. My purpose is to perform OTA via...

Annotation 2024-11-27 105310.png

SAES using wrapped key

I am working with SAES on STM32U585. I am trying to make use of wrapping/unwrappinng my encryption key with  hardware-secret key DHUK . This in the SAES initialization I am using  hcryp.Instance = SAES; hcryp.Init.DataType = CRYP_BYTE_SWAP; hcryp.I...

AKova.3 by Associate III
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  • 14 replies
  • 0 kudos