STM32 MCUs Security

I IntegratedST Xc-Cube-CryptoLib to my project. I am using Cmox hash functions to calculate hash, But while debugging the control goes to HardFault_Handler. I suspect it could be memcpy issue. Please find the call stack in the attached image

Does JTAG/SWD access locks Flash in RDP2 ?

Hi ,I am working on STM32U575 nucleo board .Flash got locked (code freeze) and i have to power cycle board to run my application in below cases :Switching from RDP0 to RDP2 in firmware on Pushbutton operation . Application freeze . It runs again when...

Why interrupts not occur under debug when RDP switched to level 1?

WIth oocd I try to do following steps:1) Send reset and halt command2) disable bit DHCSR.C_MASKINTS3) Enable interrupts into ISER reg4) Make any interrupt pending in ISPR reg5) Perform Step commandif readout protection is diasabled, core interrupt oc...

STM32G031K6 - self-locking procedure and cannot reach MCU anymore through SWD

Hello, Having an issue with STM32G031K6Ux MCU. Below added function that checks Options bytes, and if needed - makes changes (power re-cycle is needed after it).This function CheckOptionBytes() works OK on several MCU's. But on this MCU we have an is...

TFM and hardfault with NonSecure application

Hi,We are currently using an stm32l5 in our product and experimenting with a stm32L562E-dk and with the official TFM (https://git.trustedfirmware.org/TF-M/trusted-firmware-m.git master branch on the latest commit at this date.) The TFM is unmodified...

SBSFU debug along with the Application

Hi,I am facing some issues with debugging SBSFU project.When I flash the application in debug mode, I can not jump to breakpoints set in SBSFU projects.Is there any way to perfrom this.Best Regards,Ankush Nagaraju

Debugging bootloader + app: How to get a CRC header to the target, too?

I have a workspace in CubeIDE that has two STM32F0 projects: A bootloader and an app.To be able to debug both, bootloader, and then jumping through to the app code, I made an additional Debug Configuration where I added the source folder, and the sym...

SBSFU + UserApp with FreeRTOS?

I write an application with FreeRTOS using STM32CubeIDE. Now I want to run it as an application with SBSFU. It seemed to have a hard fault after SFU_MPU_SysCall(). My application is a bit big. Its .sfb is 300KB. But it can run correctly alone wit...