STM32 MCUs Security

How to make a binary file length multiple of 16byte

Hi,I am working on p-nucleo-wb55 and run SBSFU example successfully. now i want replace default user application with my application as a secure application (.sfb). I refer AN5056(Integration guide for the X-CUBE-SBSFU) section 8.1 How to make an app...

I have two questions: 1) Is there an integration of STM32CubeExpansion_Crypto into STM32CubeIDE? 2) Where can I find the macro "AES_SUCCESS" and the typedef "AESECBctx_stt" ? Thank you!

User app not decrypt

Hi,I am testing SBSFU in p-nucleo-wb55. when i am flashing user_app.sfb it flash successfully at slot1 (Download Area) but can not decrypt and hang at below STATE can you please help me how to resolve this issue and also tell me how to enable debug l...

Wolfssl wc_GenerateSignature function takes to long compared to freescale MCUs

Hi there. I have been using the wolfssl lib for a while on the freescale mcu mk82fn256xxx and the performance have been greate so far. Wc_generateSignature performs a signature within milliseconds. Recently I switched from freescale to STM, SMT32F437...

How to Verify obtained AES output and how to transmit the OUTPUT in UART (STM32H750VB)

I have used STM32H750VB as my main controller for a Project and in that i am in need of AES Encryption to be done..With the help from our community friends i am able to integrate the AES part in my main coding..I have used the 192 bit plain text arra...

I am trying to get AES CBC decryption to produce the original input message as went into AES CBC encryption. I'm not getting it.

I have created a simple function to encrypt a message using the AES CBC flow suggested in the documentation (AES_CBC_Encrypt_Init, AES_CBC_Encrypt_Append, AES_CBC_Encrypt_Finish), and then using the same flow to decrypt (AES_CBC_Decrypt_Init, AES_CBC...

Read out protection

I am using bootloader to update my firmware and I am using dual bank to update code. When I working on bank 1, new code sending to bank2 after reset I am starting bank2 successfly, but I want to use Read Out Projection in my MCU.If I use Read Out Pr...