STM32 MCUs Security

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Resolved! Some questions regarding the SBSFU loader

I couldn't find any clear explanation for the term loader on an5056 and um2262.Maybe it is so obvious for others but unfortunately not for me:\ So here is my questions regarding loader and appreciate you helping me understand it well.What is the load...

port SBSFU to an stm32f756 project

Hi, I want to port SBSFU to my project which was written for the STM32F756VGT microcontroller by Keil.So I have some questions regarding this situation.At first, I took the `STM32F769I-Discovery` example of SBSFU as a base project that I need to make...

Where is the YMODEM code located for SBSFU?

What .c file has the code for the YMODEM portion of the SBSFU pictured below ?I have found the string "File> Transfer> YMODEM> Send" a few times, but when I changed the string to test if I found the correct area, nothing changes in the picture above....

0693W00000GW7cAQAT.png 0693W00000GW7dXQAT.png
FWguy by Associate II
  • 975 Views
  • 9 replies
  • 0 kudos

LInk Errors libSTM32Cryptographic_CM0_CM0PLUS.a

Hi, I am implementing ECDSA signing functionality based on some sample code in the package en.STM32CubeExpansion_Crypto_v4.0.1. I am getting the following linker error. What am I missing? Thanks! c:\st\stm32cubeide_1.6.1\stm32cubeide\plugins\com.st.s...

RKher.1 by Associate III
  • 532 Views
  • 3 replies
  • 0 kudos

Resolved! Hello, I'm curious to know how to add a secure boot feature on the STM32429I-EVAL1. I would like to allow the boot on a bootloader located in the flash memory, only if this one is known by the internal bootloader.

I'm trying to add a authentication mechanism with a symmetric key stored in the system memory but I'm not sure if it's the right way and i also don't know how to store this key in the system memory.I read about SBSFU but not sure about it.Kindly advi...

Jmail.1 by Associate
  • 615 Views
  • 3 replies
  • 0 kudos

YMODEM transfer single file, then split into two files

I'm using YMODEM in TeraTerm to transfer my internal and external firmware and my goal is to make this a single file. I have already combined the two files into a .bin and when I transfer them via YMODEM, the transfer stops once it reaches the end of...

FWguy by Associate II
  • 1066 Views
  • 2 replies
  • 1 kudos

Error when jumping to user app

Hello everyoneSo I've managed to adapt and build my custom user app. Flashed it into the device.But it fails on startup somewhere between gpio and timers initializations in main().Console shows the following text:= [TEST] write 8 bytes @ Isolated cod...

leeana by Associate III
  • 1138 Views
  • 8 replies
  • 0 kudos