STM32 MCUs Security

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

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STM32H750IB How set the RDP Level ?

When I set the RDP Level 1 the Controller stops working.I must unpower the Controller and power it agin, NRST didn't work.I use the code:       HAL_FLASH_Unlock();       HAL_FLASH_OB_Unlock();       OBIni.OptionType = OPTIONBYTE_RDP;       OBIni.RDPL...

JFieb.1 by Associate
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  • 1 replies
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How to repartition SRAM while using trust zone

I am using the SBSFU example of "NUCLEO-L552ZE-Q" Projects.I have added my application code to the NON-Secure application project.When I see "Region_defs.h", in which nonsecure (NS_TOTAL_RAM_SIZE ) size is 192 KB whereas secure (S_TOTAL_RAM_SIZE)size...

PYada.1 by Associate III
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  • 2 replies
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Resolved! Do STM32F769I - DISCO has any security features?

I was searching for the security features of STM32F769I - DISCO and came to know that only STM32F77x has CRYP and HASH in the STM32F7xx series.Do STM32F769I - DISCO really have security features? If so, can you provide a relevant document regarding t...

MdFayaz by Associate III
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  • 3 replies
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Resolved! Accidental MCU/Flash write lock up: My misuse or CubeProg bug?

While programming OptionBytes or FW on STM32WLx5 most of the time is OK.In CubeProg I have noticed, that on some MCUs, when I get reading of RDP 0xFF or 0, the next action to program something write related, it could not be done and it's failed.Stati...

ZSvet.1 by Associate II
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  • 4 replies
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Resolved! STM32CubeU5: how to build TFM applications?

hi all,I would like to experiment with the TFM applications contained in the STM32CubeU5 package on my B-U585I-IOT02A boardunfortunately, it seems that STM32CubeIDE is not supporteddoes anyone have suggestions on how to build the TFM applications, ba...

GTort.1 by Associate II
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What is the STM32 Programmer CLI CRC calc polynomial?

Hey, I went through the manual of the STM Programmer command line interface and implemented a post build CRC calc with the Safety lib command -sl.C:\PROGRA~1\STMicroelectronics\STM32Cube\STM32CubeProgrammer\bin\STM32_Programmer_CLI.exe -sl MESOL_CAN_...

AndreM by Associate
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  • 4 replies
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Custom loader for SBSFU / STM32WB5MMG - how to run FUS?

I am building a custom loader for SBSFU on the STM32WB5MMG. The loader is similar to the BLE_Ota loader, but instead of using BLE, it loads firmware/wireless stack from an onboard microSD card, as well as being able to write CKS keys.I do need to hav...

crwper by Senior
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