topic Key generation For Secure Boot loader and Secure firmware update using Secure Provisioning Tool in i.MX RT Crossover MCUs

Key generation For Secure Boot loader and Secure firmware update using Secure Provisioning Tool

Nagaveni — Wed, 29 Mar 2023 04:58:51 GMT

Hi ,

I am using IMXRT1170 Evk and generating SRK keys using Secure provisioning tool.

1.Please confirm how many number of SRK keys need generate Using Tool ?

2.How many SRK keys do you recommend to use For better Secure Boot loader application?

Thanks In advance.

jingpan — Wed, 29 Mar 2023 08:38:38 GMT

1. It's up to you. But by default it generate 4.

2. If you programmed these 4 key into SRK, they all can be used. But each time RT1170 can only use one of them.

Regards,

Jing