STM32 MCUs Security

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

CRC only up to 8kB Flash instead of 16kB

Posted on October 28, 2014 at 17:38I want to calculate a CRC over the whole Flash Memory (16kB) of a STM32F030F4. I works fine up 8kB. Putting Values >8192 for BufferLength into CRC_CalcBlockCRC(uint32_t pBuffer[], uint32_t BufferLength). The progra...

klaus2 by Associate II
  • 512 Views
  • 5 replies
  • 0 kudos

size of intvec in STM32F205

Posted on October 24, 2014 at 23:18I want to use the CRC example of IAR ''ROM size save with CRC32 Note 52791'' from my Boot.The problem is that the intvec area set on start of the APP ROM but don't get into the CRC calculation.Today I see that the ...

Barbie by Associate II
  • 368 Views
  • 2 replies
  • 0 kudos

intvec size

Posted on October 24, 2014 at 23:15I want to use the CRC example of IAR ''ROM size save with CRC32 Note 52791'' from my Boot.The problem is that the intvec area set on start of the APP ROM but don't get into the CRC calculation.Today I see that the ...

Barbie by Associate II
  • 272 Views
  • 1 replies
  • 0 kudos

Calculate and check CRC over bin file STM32F205

Posted on October 20, 2014 at 13:51I want to make a CRC check over the APP  FLASH area (I use a BIN file) to know that my APP update O.K.For that I have some question.1. Does the IAR has an option of giving me the CRC of he BIN file I made ?2. How c...

Barbie by Associate II
  • 565 Views
  • 3 replies
  • 0 kudos

Read protection with over-the-air updates?

Posted on October 14, 2014 at 17:39I am trying to figure out a way to secure a small section of user data on the STM32F437, and keep it in place during reflashing the device. I ideally want to be able to make it so this data is read protected, but t...

cns1307 by Associate II
  • 408 Views
  • 2 replies
  • 0 kudos

HASH HAL module with STMF427 and STMF429

Posted on September 17, 2014 at 14:21Can I use HASH HAL module from STM32F4xx_HAL_Driver to STMF427 and STMF429?... topic is closed ... only STM32F415xx STM32F417xx STM32F437xx STM32F439xx .. #hash-hal-stmf427

dvi555 by Associate
  • 296 Views
  • 0 replies
  • 0 kudos

ECC example in CRYP-LIB with STM32 F407

Posted on July 02, 2014 at 08:54Hello, I have tried ECC_KeyGeneration_SignatureVerification example in STM32-CRYP-LIB with STM32 F407 (toolchain is IAR) But, when ''Generate ECC key pair'' be executed, the status be changed to FAILED (value:6002 RNG...

AES Decryption on STM32W

Posted on June 04, 2012 at 02:59Hi:   From simpleMAC & datasheet, it mentioned the STM32W has AES encryption h/w module & API.   But how about AES decryption?   It takes long time to fulfill this function in software. And i think it is quit strange...

mingjong by Associate
  • 1105 Views
  • 8 replies
  • 0 kudos

AES CMAC encryption returning bad_context error

Posted on February 10, 2014 at 17:32Hello,I'm currently implementing AES CMAC crypto using the STM32 crypto library from ST and I'm unable to get the example code to work without returning an error.  I'm using an STM32F103.The example encrypt routin...