How to use LRP for NTAG424?

[2512903047]

90 71 00 00 08 01 06 00 00 00 00 00 00 00

return 91 9d

90 71 00 00 01 01 00

return 91 7e

And ... In AN12321

PCDResponse= 89B59DCEDC31A3D3F38EF8D4810B3B4 (15.5Bytes???!!)

If possible, try to give a detailed example, otherwise I don't know which step is wrong

[Jonathan_Iglesias]

Hi ,

Hope you are doing great, in this case the best would be that you use our application note dedicated to LRP, this is not deditated to a certain product, it explaind how LRP is implemented and the steps to befollowed in order to  correctly calculate the encrypted/decrypted data 

https://www.nxp.com/docs/en/application-note/AN12304.pdf

please check the link above and follow the procedure explained there.

Have a great day !
BR

Jonathan