STM32 MCUs Security

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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,...

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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