S32K Secured Debug

[wanglijun]

Hello, I have a question about he secured debug: Firstly I will set a value " Backdoor Comparison Key" in flash configuration. The when to input the backdoor verification key?

[danielmartynek]

Hello @wanglijun,

Please refer to this example:

https://community.nxp.com/t5/S32K-Knowledge-Base/Example-S32K144-Verify-Backdoor-Access-Key-S32DS1-3...

Regards,

Daniel

[wanglijun]

Hello, Is there reference document about the S32K secured debug? Thank you!

[danielmartynek]

Hello @wanglijun 

All the information needed can be found in the S32K1xx RM.

It is very similar to the security features of the Kinetis family MCUs.

You can refer to AN4507 Using the Kinetis Security and Flash Protection Features

https://www.nxp.com/docs/en/application-note/AN4507.pdf

Regards,

Daniel