STM32 MCUs Security

If RDP is set to level 2, it disables the read and writes access to flash using the internal flash code/program, Which is not correct behavior as per Data sheet

SBSFU - Improve boot time not working

Hi,When I have a look at the AN5056(https://www.st.com/resource/en/application_note/dm00414677-integration-guide-for-the-xcubesbsfu-stm32cube-expansion-package-stmicroelectronics.pdf), there is a possibility on page 39 to improve the boot time. That ...

Resolved! STM32L496 header missing Hash peripheral definitions

It looks like STM32L496xx.h does not have the hash peripheral definitions in it. e.g. The STM32Cube_FW_L4_V1.16.0 examples for STM32L496 HASH peripheral are all configured to use the STM32L4A6xx. Does ST have a plan to update STM32L496xx.h?, or Is...

STM32F105: information about FLASH read protection seems to be wrong in flash memory documentation

Hi,in https://www.st.com/resource/en/programming_manual/cd00283419-stm32f10xxx-flash-memory-microcontrollers-stmicroelectronics.pdf section 2.4.1 it says that, for connectivity line devices (like the STM32F105RC I'm using), pages 0-1 are automaticall...

Resolved! RM0438 RNG htcr reg config && rng_cr

hi there I cannot figure out the true meaning of htcr reg and config1~config3 field in rng_cr reg。 I was wondering about the relationship between health test register and health test parameter （repetition counter test the “40�? consecutive bi...

Question on counter initial value for AES CTR on STM32WB

HelloIn chapter 22.4.9 of RM0434 Rev6 is stated:Counter: a 32-bit big-endian integer that is incremented each time a blockprocessing is completed. The initial value of the counter must be set to 1.Why can be the initial value of the counter not be se...

My question is about intellectual property theft at CMs. Clearly ST recognizes the issue and even addresses it by adding SFI (secure internal firmware install) on some microcontrollers. AN5054 is listed in the resources for STM32L010K4; however, it is my

My question is about intellectual property theft at CMs. Clearly ST recognizes the issue and even addresses it by adding SFI (secure internal firmware install) on some microcontrollers. AN5054 is listed in the resources for STM32L010K4; however, it i...

How to buy the HSM for OEM manufacture IOT devices?

the HSM description in manual UM2238(Page 13)