STM32 MCUs Security

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Issue with SFBU and EEPROM Firmware Update

Hello,I'm currently working on a project that involves using the SFBU (Secure Firmware Bootloader Update) due to the limited flash size of the MCU. I've set up an external EEPROM to store the entire firmware before the update process.I've made necess...

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Resolved! Using derived hardware key (DHUK) with AES on stm32u5

I've been trying to set up the AES peripheral so that it's only using the hardware derived key from the SAES peripheral (without setting any clear text key). However, the only method mentioned in the reference manual on using the DHUK is through the ...

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