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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STM32 H733 Secure Boot & Secure Firmware Update

Hi,I need to implement things that are required to implement secure boot & secure software update STM32 H733 Microcontrollers. Trying to understand from the beginner perspective, though I have the Cube package downloaded from the st website, still li...

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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