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

ST crypto library RSA usage error in Proteus 8 simulation

Hi there, I'm new to the STM32 MCU and simulating RSA encryption-decryption on Proteus 8 now. Currently I am using the x-cube-crypto and STM32F401RE-Nucleo to do simulation. The source code is from:nickfox-taterliIn the Proteus 8 I chose a board of S...

zlai.1 by Associate
  • 980 Views
  • 1 replies
  • 0 kudos

Accessing Secure Area does not create secure fault

I am using TFM-SBSFU example provided in STM32L5.Secure Area 1 which is already configured as below.When I am trying to read 0x8012000 from non-secure application, I am getting secure fault. I want to add one Partition 0x807d000 of 4KB into secure a...

_legacyfs_online_stmicro_images_0693W00000bhxEVQAY.png _legacyfs_online_stmicro_images_0693W00000bhxE6QAI.png
PYada.1 by Associate III
  • 783 Views
  • 1 replies
  • 0 kudos

STM32L4 readout protection RDP

Using STM32L452CC and STM32CubeProgrammer API v2.12.0 Windows 64-bits.Firstly, I'm setting the readout protection to its middle level (RDP = BB in the programmer) and then program the chip successfully. Then, letting the chip power cycle. Now reading...

IP.2 by Associate II
  • 1951 Views
  • 1 replies
  • 0 kudos

STM32WB55 - Change RDP level without POR

Hi,I am currently trying to change RDP level via firmware without a power reset (POR) on a NUCLEO-WB55RG (STM32WB55). I am facing the problem that after changing the RDP level a power reset is necessary. Without a power reset the device seems to get ...

sstel.1 by Associate II
  • 1618 Views
  • 3 replies
  • 1 kudos

STM32H750IB How set the RDP Level ?

When I set the RDP Level 1 the Controller stops working.I must unpower the Controller and power it agin, NRST didn't work.I use the code:       HAL_FLASH_Unlock();       HAL_FLASH_OB_Unlock();       OBIni.OptionType = OPTIONBYTE_RDP;       OBIni.RDPL...

JFieb.1 by Associate
  • 1118 Views
  • 1 replies
  • 0 kudos

How to repartition SRAM while using trust zone

I am using the SBSFU example of "NUCLEO-L552ZE-Q" Projects.I have added my application code to the NON-Secure application project.When I see "Region_defs.h", in which nonsecure (NS_TOTAL_RAM_SIZE ) size is 192 KB whereas secure (S_TOTAL_RAM_SIZE)size...

PYada.1 by Associate III
  • 1116 Views
  • 2 replies
  • 0 kudos