STM32 MCUs Security

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[STM32WB55CEU6] AES-256 Decrypt Error

Decryption(AES-256) error after encryption(AES-256) signal network transmissionThe progress is as follows--------------------------------------------------------------------------------------------------------------​AES SettingsKeyEncrypt(board 1)Dec...

0693W00000Unsu1QAB.png 0693W00000Unsu1QAB.png 0693W00000UnsufQAB.png 0693W00000UnsupQAB.png
Nemonas by Associate II
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Need to Debug

STM32H7B3I-DK 1_Image demo project.Please let me know, what is the debug mechanism for SECoreBin application? How can I enable debug mode of SBSFU Secure Engine application?

jM.1 by Associate
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Suggestions about security?

Hello, I'm working for an MNC and we use stm32l431cc. And I have to implement firmware updates over the air.physical connection:TARGET DEVICE <---UART----> External IOT DEVICE (GSM MODULE) which can be plugged in and out <----> Cloud service.For the ...

Vmere.1 by Senior
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What you need to do to enable debugging for SECoreBin?

Hi,My custom SBSFU_UserApp.bin failed the header signature verification in slot SLOT_ACTIVE_1 when I tried to execute it on the STM32H7B3I-DK board.To replace ECDSA with RSA signing verification, I have changed se_crypto_bootloader.c.SECoreBin projec...

speak.1 by Associate
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Cryptolib: ECDSA Public key format

Hello,I try to verify data with cmox_ecdsa_verify. It fails with CMOX_ECC_ERR_BAD_PARAMETERS. I think my public key has the wrong format, because the buffer CMOX_ECC_SECP384R1_PUBKEY_LEN is 96. My key has the length of 120 bytes.I have exported my pu...

ABach.5 by Associate
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SBSFU Implementation in Nucleo STM32H743ZI Board.

   1. I need to implement SBSFU (Secure Boot and Secure Firmware Update) in my Nucleo STM32H743ZI Board, but the SBSFU package is available for STM32H753ZI, STM32H7B3I-DK, STM32H750B-DK board. So Which Package is best for the Nucleo STM32H743ZI board...

pragnesh by Associate III
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