AES-CCM encryption with stm32l496
Hi, i am using stm32l496 and bluenrg module. i want to implement AES-CCM encryption but I don't have any idea about the implementation and also I don't have library for aes-ccm. please help me.
STM32 MCUs Security
Ask questions and find answers on STM32 security frameworks and tools, including cryptographic libraries, TrustZone, and the Secure Manager.
Forum Posts
STSAFE
Hi,How to authenticate a device connected to STM 32 using USB Peripheral the STM 32 is integrated with STSAFE IC , How to use peripheral Authentication Example for this in the software package
SBSFU integration with STM32 L496ZG
I am integrating SBSFU with the STM32L496ZG microcontroller and have created a new project. I attempted to generate the SFB file using a customized post-build script from the L476 Simple App example. Although I modified the script paths for my projec...
STSAFE-A110 and hardware-level security
I'd like to open a small discussion about what would be the best usage of STSAFE-A110 to enhance the hardware-level security of our IoT device. To be more specific, in our application we want to use the STSAFE-A110 to store the customized device priv...
Enable TrustZone without using STM32Programmer
Hello,I am working STM32u575 Nucleo board. I want to use secure flash to store secure data and to use it I need to enable TrusZone. Is there a way we can program option bytes with TZEN =1 without using STM32programmer?Regards,Shafi
Resolved! STM32U585:FLASH Read protection level 1 issue
Dear Sir/Madam We are using STM32U585AII6Q MCU part in one of our projects. We encountered a problem with Flash read protection and no longer able to flash the MCU. Below is the reference screenshot from the error. We also tried few methods defined ...
Resolved! Need help on writing into secure flash in STM32U575
I am working on STM32U575 to write and read from Secure flash. I referred STM32Cube_FW_U5_V1.4.0\Projects\NUCLEO-U575ZI-Q\Examples\FLASH\FLASH_EraseProgram_TrustZone\but I was facing following issueCan you please help me resolving it. Do we have an...
RCC_CSR registers with SBSFU
Hello,I am working with SBSFU on a STM32U575 microcontroller and have written a function to check the cause of the system reset by reading the flags from the RCC registers using __HAL_RCC_GET_FLAG. However, the issue is that none of the RCC register ...
Resolved! STM32H503 cannot perform regression
Hello. I am experimenting with securing a STM32H503 using password authentication, which will ultimately be an automated process.I created a simple password for testing and created the password hash in board_password.bin and da_password.bin(just for...
Resolved! SFI without TrustZone on STM32U5 is possible?
I need to perform SFI on an STM32U599 MCU, so following the wiki article "SFI Step-by-step on STM32 boards" I prepared the firmware and programmed the HSM V2 smartcard.I'm sending the commandSTM32_Programmer_CLI -vb 1 -c port=SWD mode=HOTPLUG -sfi xx...