NXP_DIE_DICE_UDS_MK_SK in ELS

cancel
Showing results for 
Show  only  | Search instead for 
Did you mean: 

NXP_DIE_DICE_UDS_MK_SK in ELS

616 Views
airhelps
Contributor I

Hello,

I want to use NXP_DIE_DICE_UDS_MK_SK as input key of HKDF to derive the secret on MCXN947.
But, secure reference manual doesn't describe precise slot number of it.
I found some other keys like NXP_DIE_MK_SK in 9.9 ELS key store state after boot.

airhelps_0-1777542492654.png

 

 

Labels (1)
0 Kudos
Reply
0 Replies
%3CLINGO-SUB%20id%3D%22lingo-sub-2359219%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3ENXP_DIE_DICE_UDS_MK_SK%20in%20ELS%3C%2FLINGO-SUB%3E%3CLINGO-BODY%20id%3D%22lingo-body-2359219%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%3CP%3EHello%2C%3C%2FP%3E%3CP%3EI%20want%20to%20use%26nbsp%3B%3CSTRONG%3ENXP_DIE_DICE_UDS_MK_SK%3C%2FSTRONG%3E%3CSPAN%3E%26nbsp%3B%3C%2FSPAN%3Eas%20input%20key%20of%20HKDF%20to%20derive%20the%20secret%20on%20MCXN947.%3CBR%20%2F%3EBut%2C%20secure%20reference%20manual%20doesn't%20describe%20precise%20slot%20number%20of%20it.%3CBR%20%2F%3EI%20found%20some%20other%20keys%20like%20NXP_DIE_MK_SK%20in%26nbsp%3B9.9%20ELS%20key%20store%20state%20after%20boot.%3C%2FP%3E%3CP%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%20lia-image-align-inline%22%20image-alt%3D%22airhelps_0-1777542492654.png%22%20style%3D%22width%3A%20400px%3B%22%3E%3Cspan%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22airhelps_0-1777542492654.png%22%20style%3D%22width%3A%20400px%3B%22%3E%3Cimg%20src%3D%22https%3A%2F%2Fcommunity.nxp.com%2Ft5%2Fimage%2Fserverpage%2Fimage-id%2F384160iE95BE9F6D9D6B9E7%2Fimage-size%2Fmedium%3Fv%3Dv2%26amp%3Bpx%3D400%22%20role%3D%22button%22%20title%3D%22airhelps_0-1777542492654.png%22%20alt%3D%22airhelps_0-1777542492654.png%22%20%2F%3E%3C%2Fspan%3E%3C%2FSPAN%3E%3C%2FP%3E%3CBR%20%2F%3E%3CBR%20%2F%3E%3C%2FLINGO-BODY%3E%3CLINGO-LABS%20id%3D%22lingo-labs-2359219%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%3CLINGO-LABEL%3EDevelopment%20Board%3C%2FLINGO-LABEL%3E%3C%2FLINGO-LABS%3E