Intel Agilex® 7 Device Security User Guide

ID 683823
Date 7/07/2023
Document Table of Contents

6.4. Generating Quartus Prime Programming File was Unsuccessful


Error (20353): X of public key from QKY does not match with private key
from PEM file.
Error (20352): Failed to sign the bitstream through python script
Error: Quartus Prime Programming File Generator was unsuccessful.


If you try to sign a configuration bitstream using an incorrect private key .pem file or a .pem file that does not match the .qky added to the project, the above common errors display.


Ensure that you use the correct private key .pem to sign the bitstream.

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