STM32 MCUs Security

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Code does not run when RDP is enabled on STM32L072

Hi ST community,I have a fully functional application on my STM32L072. The problem is when I tried to enable RDP, nothing works anymore.After flashing the application I tried to connect with ST-Link, the option bytes are set correctly and it is not p...

RCont.1 by Associate II
  • 396 Views
  • 0 replies
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Read protection on STM32 chip

Read Protection has been set in the STM32 chip .In this case, how to judge the chip is in the read protection state through the bootloader program of the chip.I now is to send the erase instruction, if return NACK, judge chip is in the read Protectio...

忠余.1 by Associate II
  • 646 Views
  • 5 replies
  • 0 kudos

About CRCSIZE setting in STM32H7 SPI peripheral

I am confused about the setting of the SPI CRC functionality: it is not clear what CRCSIZE is doing and how to set it. I understand that to get a N bits CRC you have to choose a N+1 bits polynom, but why is the length of the CRC not deduced from the ...

Gpeti by Senior II
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  • 3 replies
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what will be the source file path for x-cube-cryptolib-master for AES256 Encryption . I Used Atollic truestudio for CubeMax gererated code. I Download x-cube-cryptolib-master from ST.com

Not able to access some function definition for AES256 . I am using Atolic true studio for cubeMx generated Code. I used STM32L442KC MicrocontrollerI Added crypto library using below steps .open properties of project and in C/C++ general>Paths and Sy...

STAR by Associate II
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Resolved! Should SFU_LL_Flash_Write be aligned to 64 or 32 bit?

In the code it says the following:/** * @brief This function writes a data buffer in flash (data are 32-bit aligned). * @note After writing data buffer, the flash content is checked. * @param pFlashStatus: FLASH_StatusTypeDef * @param pD...

Arno1 by Senior
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  • 1 replies
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Resolved! Require authentication for firmware update

I started a new project, and my security requirement states that user authentication is required when updating firmware.I wonder if there's a feature for this, and if not, can the bootload side be modified to meet this requirement?I searched and foun...

DPark.2 by Associate II
  • 626 Views
  • 4 replies
  • 0 kudos