STM32 MCUs Security

Ask questions and find answers on STM32 security frameworks and tools, including cryptographic libraries, TrustZone, and the Secure Manager.

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Help in SBSFU memory

Hi all,I generated the SBSFU file. now i am getting another issue, I was thinking to program the .bin file using CubePrg (DFU method)so I loaded the .bin file which created using sbsfu, then I set the start address as 0x080000000 or 0x0 and trying to...

Roshan by Associate III
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Resolved! Why am I getting an RNG failure on the STM32L4P5?

I have just updated a board design, replacing the STM32L433CC with an STM32L4P5RE. I have no problems using the RNG on the L433. However, with the L4P5, I get only one result from the RNG before it give a seed error.RNG: CR = 00800004, DR = 9a4c8249,...

Can I use RTT print in the application upgraded by SBSFU?

Hi,I'm working on the project which used RTT print as the debug interface and now integrated with SBSFU to enable the firmware upgrade capability, but after that I noticed somehow the internal flash been erased after I launched the RTTViewer and conn...

I have ported X-CUBE-SBSFU to my own board successfully and can update the firmware via the UART, but am now looking to update in app from a web server similar to how it is done is the X-CUBE_GCPv2.

I actually have not tried it out yet, but looking at the code, I think the SBSFU in the X-Cube-GCP package is not the same as there are some things that are very different (like the slot names for example)Need some advice from the ST reps hereWould ...

Eugene G by Associate II
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Critical failure SBSFU during firmware update

======================================================================                                                                 =             (C) COPYRIGHT 2017 STMicroelectronics                =                                               ...

OAber by Associate II
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SBSFU on Dual Core STM32 Microcontrollers

Hi could I find out if anyone has successfully got X-CUBE-SBSFU running on the dual core components? There does not seem to be any examples from ST for these use cases.The dual core components I am aware of are H745/755, and H747/757. However all of...

DN_1 by Associate II
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About the Entropy Health test function

Hi AllI need to fill the security policy about STM32 crypto library(STM32CubeExpansion_Crypto_V3.1.0), and had three function name to fill.1, Entropy Health test2, Repetition Count Test3, Adaptative Proportion TestAnyone knows these?Regards,

YChen.51 by Associate II
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