STM32 MCUs Security

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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
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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...

IAP when Flash RDP?

Posted on February 26, 2014 at 17:46 Hi! I'm coding for a IAP program using standard procedures as follows: //normal startup JumpAddress = *(__IO uint32_t*) (ApplicationAddress + 4); Jump_To_Application = (pFunction) JumpAddress; __s...

l9tsong by Associate
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STM32F Cryptographic library package (HW accelerated)

Posted on January 31, 2014 at 23:17I have a question about the HW crypto acceleration in the STM32F4 family.  According to Note 2 on p.12 in the STM document ''STM32 Cryptographic Library Package Presentation'' (see here: http://www.st.com/st-web-ui...

todd by Associate
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STM32F1.. SPI CRC problem

Posted on December 15, 2013 at 21:04Hi, After a few days of experimenting and struggeling my SPI application CRC check somehow still does not seem to work. I'm using the STM32F103ZD uC. Master SPI1 sends data and slave SPI2 receives this data. MOSI/...

random number

Posted on January 15, 2013 at 15:42Hi, I use STM32F107. I have to generate a random number. I don't see how to do it :\ Anybody for help ? #random-number #rng

TLS keys to AES key in STM32F4

Posted on November 22, 2013 at 17:25I'm having trouble bridging the two pools of information I read on the subject of TLS handshakes and the AES cryptographic processor. TLS is an exchange of a server certificate, a client premaster secret, and a pu...

drobison by Associate II
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Big Endian CRC

Posted on November 12, 2013 at 22:51I would like to use the hardware CRC on the STM32F407 with DMA. However, my data comes in Big Endian, so if I just use the memory to memory DMA setup my CRC does not compute correctly. Is there a way that I can co...

arolin by Associate
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