STM32 MCUs Security

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SBSFU KEY Revoke Mechanism is Possible ??

As per current SBSFU Key storage mechanism, we can store One Key per each SLOT wise, as we are going to use single slot, we can configure one Key in SBSFU.Also, if you want to store more keys, we can use other slot keys as well like ECC_KEY2 and ECC_...

SPati.7 by Associate III
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Resolved! Is the STM32H753 a drop-in replacement for STM32H743?

I know that STM32H753 is pin-compatible to STM32H743, and as far as I know also code-compatible for most intents and purposes. The only difference seems to be the Crypto hardware acceleration. So I assume that I can run code from H743 on the H753 wit...

JArwe.1 by Associate II
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Using Tamper with TF-M in STM32U5

Hi,In TFM and SBSFU applications, by default the anti-tamper protection is enabled for both internal tamper events and external tamper events. It is activated at the start of TFM_SBSFU_Boot, and remains active.In case of tamper detection, sensitive d...

ZKRAC.1 by Associate II
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cmox_rsa_pkcs1v15_verify() returns CMOX_RSA_AUTH_FAIL

Working on a project using STM32G071CBT6. Using STM32CubeExpansion_Crypto_V4.0.1 Projects NUCLEO-G071RB Applications RSA PKCS1v1.5_SignVerify RoutinesTrying to sign a 138 byte msg.cmox_rsa_pkcs1v15_verify() returns CMOX_RSA_AUTH_FAILAny suggestions?

YGarg by Associate II
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I have a product going to market that uses a stm32l486xx processor. There are two CVEs that apply to this micro, CVE-2021-29414 and CVE-2020-27212. Can anyone tell me what the first CVE means?

Also, apparently CVE-2020-27212 means that you can bypass flash readout protection. Is that a correct reading of that CVE? Note that searching both the ST main site and the community site produce no hits for either CVE, and trying to determine the ...