Ask questions and find answers on STM32 security frameworks and tools, including cryptographic libraries, TrustZone, and the Secure Manager.
Hi,in https://www.st.com/resource/en/programming_manual/cd00283419-stm32f10xxx-flash-memory-microcontrollers-stmicroelectronics.pdf section 2.4.1 it says that, for connectivity line devices (like the STM32F105RC I'm using), pages 0-1 are automaticall...
I have a bootloader that attempts to verify the integrity of an application image before it transfers execution to the application. It does this by performing a CRC (using software) on the image. However, if the internal flash is corrupted somewhere ...
Hi,My setting is "TZEN=1", "RDP=1", "nSWBOOT0=0","nBOOT0=1".I can't use it anymore, please tell me how to regression the TZEN to 0 and RDP to 0.Thanks,QiZhang
Hello,the cryptolib offers the function ECDSAsign. In the ecc.h it is declared as int32_t ECDSAsign(const uint8_t *P_pDigest, int32_t P_digestSize, const ECDSAsignature_stt *P_pSignature...
Hi all,I've downloaded the package 'STM32CubeExpansion_SBSFU_V2.4.0' and I've opened, using STM32CubeIDE (Version: 1.6.1), the project STM32WB55RG_Nucleo_2_Images_SECoreBin. I'm not able to compile the project because I've the following error:arm-non...
Hello, I am interested in learning how to sign an app that we created. could it be automated or what files would have to be changed? A second thing is if i want to switch to a different authentication algorithm (replace RSA for example), how would I ...
HelloI am doing a project where I investigate the increased energy consumption when implementing TLS on an MQTT protocol.At the moment, I am doing tests where I measure the current via the IDD pins. But I was surprised at how little impact the implem...
Hello,I am working on a SBSFU for a H753ZI board. To help me with this, I am using the example projects provided with the SBSFU package and the MOOC.I was able to successfully download the SBSFU on the board and make the example UserApp run on it. I ...
Please guide me how to add SLOT_ACTIVE_2 to firewall protection.
Hi all,We have been testing our 2 images configuration SBSFU firmware update with our NUCLEO-L476RG. We have encountered 2 scenario's during which the different steps taken by the bootloader was not entirely clear to us. We could use your help to cla...
