Ask questions and find answers on STM32 security frameworks and tools, including cryptographic libraries, TrustZone, and the Secure Manager.
Hi, I am working with the SBSFU_Boot on the STM32U5A9 chip. After the SBSFU_Loader has written the update image into internal memory, a reset happens in order for the SBSFU_Boot to write the image to be booted. When performing the update, it ends up ...
Hello, I have an STM32H755 nucleo board and I want to use the secure memory area features but I need to clarify my understanding of the reference manual "rm0399" and some follow up questions.My understanding is that:From my normal code (non-secure) i...
All the provided examples are using USART YMODEM to transfer data. I know, that it really doesn't matter what kind of protocol you use as long as image is placed in a correct place in the memory, but I wonder if I can use DFU feature to update firmwa...
Hi Team,Firmware file are just signed not encrypted through STM32 SigningTool - stm32mcu (STM32_SigningTool_CLI.exe) after generating public and private keys through STM32_KeyGen_CLI.exe.Public key in raw 64 bytes is provided to bootloader_main.c as ...
HelloDo I unterstand correctly that the recommended secure boot option for STM32L4 is SBSFU?It seems that the only resource on how to get started with examples is the playlist on YouTube where a non signed exe from google drive has to be installed.Is...
Hi everyone,Hi @Jocelyn RICARD, @D.Botelho @Jocelyn RICARDyou made this small bootloader example for testing H7 security features, e.g. RDP:https://community.st.com/ysqtg83639/attachments/ysqtg83639/mcu-security-forum/6051/1/STM32H753_SecureMem_Examp...
Hi ST Team, I am using STM32H7S78-DK development board.I have read and tested following article:https://wiki.st.com/stm32mcu/wiki/Security:STiRoT_for_STM32H7Shttps://wiki.st.com/stm32mcu/wiki/Security:OEMiRoT_OEMuRoT_for_STM32H7Shttps://wiki.st.com/s...
On a secured STM32H7Sx device (in CLOSED or LOCKED product state), what is the recommended way of passing volatile data to lower HDPL levels?According to the reference manual, the SBS_RSSCMDR register can be used to pass volatile data from HDPL 1, 2 ...
Hi everyone, I was trying to port TFM + TFM_SB on my STMU575ZI-Q Nucleo following this guide: https://www.st.com/resource/en/user_manual/um2851-getting-started-with-stm32cubeu5-tfm-application-stmicroelectronics.pdf and I've managed to flash secure b...
HelloI am developing on the STM32H7B3-DK using X-CUBE-SBSFU v2.7.0 with IAR compiler version 9.70. During the build, I encountered the following critical error:Fatal error[Li004]: file "STM32CryptographicV3.1.3_CM7_IARv8.a" is not an object or archiv...
