STM32 MCUs Security

Ask questions and find answers on STM32 security frameworks and tools, including cryptographic libraries, TrustZone, and the Secure Manager.

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Accessing UART in Nonsecure region

I am using stm32h563zi microcontroller (Nucleo-H563zi) in this i have created project  using trust zone. In this aim was to use UART4 to transmit message. But i am unable to transmit, i have uploaded main.c of secure and nonsecure. what is the possib...

Shubham08 by Associate III
  • 342 Views
  • 2 replies
  • 0 kudos

STM32G0 RAM backup buffer

Dear ST,For the implementation of many security mechanisms (e.g., the MARCH C algorithm), the use of a RAM backup buffer is proposed. However, I can't find a RAM backup buffer in the STM32G0 family datasheet. I also can't find the SRAM Backup option ...

Kolkentu by Associate II
  • 202 Views
  • 0 replies
  • 0 kudos

Resolved! STM32H750 User data in secure flash

Hello,I am using X-CUBE SBSFU for an application running on STM32H750 mcu.The user application is running from QSPI, and I want to encrypt/decrypt some data that will be stored into an external EEPROM.To do this I would like to use an AES algorithm a...

i2399 by Associate III
  • 270 Views
  • 3 replies
  • 1 kudos

Trust zone memory address question

When using TrustZone, the memory address changes from 0x0800 0000 to 0x0c00 0000. Is thr actual physical address the same? Or are the memory regions separated into a 0x0800 0000 region and a 0x0c00 0000 region? Using MCU stm32l562 freeRTOS

seo by Associate
  • 129 Views
  • 1 replies
  • 1 kudos

Resolved! TrustZone and LED blinking in the nonsecure project

Hi,I have generated a CubeMX project with trustzone. So, I have a secure and a nonsecure project. The secure project runs, jumps to the nonsecure project and the nonsecure project tries to blink the red. I am using CMakeLists and have included my_app...

fa31 by Associate III
  • 353 Views
  • 4 replies
  • 4 kudos

Resolved! Alternate OBK sector on STM32H56x

We appreciate the example in the STM32Cube repository, located at STM32Cube_FW_H5_V1.1.1\Projects\NUCLEO\H563ZI\Examples\FLASH\FLASH_OBK_EraseProgram. We are looking to modify the product state and write the .obk file directly from the firmware, and ...

zhiv12 by Associate II
  • 216 Views
  • 1 replies
  • 1 kudos