STM32 MCUs Security

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I'm trying to initialize an ECDSA 256 public key with the STM32 Crypto library following the example provided in the documentation, but I'm getting the error: ECC_ERR_BAD_OPERATION

EC key information:> openssl ec -in fake_key.pem -text -param_enc explicit -nooutread EC key Private-Key: (256 bit) priv: af:b9:... pub: 04:c0:ae:88:33:3d:a3:d9:ba:20:37:20:05:28:3e: 2a:eb:3e:44:c6:fb:57:08:cd:e4:f4:3e:f9:4d:a6: f0:29...

DGast.1 by Associate III
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Resolved! APPLI_region_RAM overflow!

Hi... there Hope all are doing well From past few days I'm playing with SBSFU with STM32 L4 Cell-01 Discovery board I'm using x-cube AWS default application with default settings of the linker fileIn demo code, I've added SDMMC with FAT fs, which is ...

0693W000003C5oWQAS.jpg 0693W000003C5obQAC.jpg

Resolved! X-CUBE-SBSFU - no download link yet

Hi!I requested the download on Saturday (sorry - I missed the first mail regarding the setup and was'nt aware of the delay in granting download permission...I started the setup late on Saturday) - I read that it might take up to 48h to get the link, ...

KKreb.1 by Associate
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Resolved! Firmware security and protection

I've developed an IOT device and now I'm concerned about security. Uses ethernet, tls and mqtt to upload cloud data. Checks a directory on the web for firmware updates. The mqtt is well sanitized and i'm not extremely worried about attack vectors com...

xrstokes by Associate III
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SHA256 computation hangs on STM32L562 discovery board.

Hi, I hope the day is going well for everyone.We've been working to validate SHA256 computations on the HASH unit of the board named in the question. In the process we have noted what appears to be a reproducible problem with the unit.In short it ap...

GWett.1 by Associate II
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