STM32 MCUs Security

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Firmware CRC / Debugger

Dear allI want to check flash integrity with CRC checksum – IAR workbench has built-in features to calculate and add the CRC to the firmware.Under STM32CubeIDE I use a post buildsrec_cat.exe firmware.bin -binary -stm32-l-e 0xEFFC -o firmware_withCRC....

FWege.1 by Associate III
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Resolved! YMODEM for SBSFU safe enough?

Hi,I have seen, that for the bootloader with just one image, it is only possible to use the YMODEM with UART for updating the firmware with the SBSFU. Now what I'm am concerned about is, that the YMODEM seems not to be very error tolerant. So, what f...

STsch.1 by Associate III
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SBSFU - Improve boot time not working

Hi,When I have a look at the AN5056(https://www.st.com/resource/en/application_note/dm00414677-integration-guide-for-the-xcubesbsfu-stm32cube-expansion-package-stmicroelectronics.pdf), there is a possibility on page 39 to improve the boot time. That ...

0693W00000HrGTdQAN.png 0693W00000HrGZBQA3.png
STsch.1 by Associate III
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Resolved! AES_GCM Acceleration: Mismatch between Accelerator and MbedTLS & Header size forced to 1 by CubeMX

Hi,I am currently trying out the AES Accelerator of the STM32WB55, using the HAL. It is working fine on its own, but I am unable to get matching results to MbedTLS. So Ciphertexts and Tags generated by the Accelerator are not matching those generated...

Resolved! Not able to load UserApp (sfb file) using TeraTerm .The terminal is always stuck at the first block transfer.

Hello, I am new with NUCLEO STM32G4754 and trying the SBSFU examples (1 image). I can flash and launch the SBSFU but I can't load any user application (userapp.sfb)I use STM32 tools, Windows with the same result :I connect using Teraterm (on Windows)...

p123 by Associate II
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