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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Forum Posts

RDP regression from Level 1 to level 0

Hi teams,CPU: STM32U0Current RDP level: Level 1OEM1 RDP lock: Enabled.I had set the 128bit OEM1 key to the OEM key registers  [FLASH_OEM1KEYWyR ]accordingly, and the written OEM1 key values was verified using their CRC values by reading  OEM1KEYCRC r...

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mbedTLS with support of TLS_1.3 STM32H743II

Hi,I'm using a STM32H743II.The product will communicate to server using the LwIP (TCP Layer) + MbedTLS (SSL/TLS Layer), running over FreeRTOS environment.We want to use the latest TLS protocol standard (TLS Version 1.3).We are currently using MbedTLS...

Jonas_A by Associate
  • 394 Views
  • 3 replies
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STM32H573: OBKey Provisioning failed

Hello @Jocelyn RICARD , @D.Botelho I am trying to enable debug authentication on a stm32h573 mcu following this example: https://community.st.com/t5/stm32-mcus/how-to-enable-rdp-like-product-state-flash-protection-in-stm32h5/ta-p/708082.I was able to...

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aco990 by Associate III
  • 73 Views
  • 1 replies
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Resolved! Provisioning via CANFD bootloader and RSS.

Hello!I am trying to provision a DA certificate on STM32H563 through CANFD Bootloader in system memory.I am calling special function 0x83 as described in AN2606 and AN5405. As I can understand, this is an RSSLIB_PFUNC->DataProvisioning.I am filling t...

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same-bank exitSecureArea details on h755

Hello,I have two applications: one at 0x08000000 and one at 0x08080000. Both run fine individually (when setting the boot config bytes to the fitting offset). Now I want to use the one at 0x08000000 as secure area and escape it by using exitSecureAre...

smnhff by Associate II
  • 1517 Views
  • 7 replies
  • 2 kudos

AES GCM STM32U545

Post edited by ST moderator to be inline with the community rules especially with the code sharing. In next time please use </> button to paste your code. Please read this post: How to insert source code Hello,I am trying to use AES GCM on the STM32U...

AK2 by Associate
  • 500 Views
  • 0 replies
  • 0 kudos

How to porting TFM to stm32u545 in Zephyr application?

Hi, I’m working on porting TF-M to a custom hardware platform based on the STM32U545 running Zephyr. As a starting point, I copied the existing b_u585_iot02a platform and adjusted it for the STM32U545’s 512 KB Flash. However, I haven’t been able to g...

Lezhi by Associate II
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  • 0 replies
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