Intel® Agilex™ Device Security User Guide

ID 683823
Date 10/31/2022
Public

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2.2.1. Quartus Key File Assignment

You specify a signature chain in your Intel® Quartus® Prime software project to enable the authentication feature for that design.

From the Assignments menu, select Device > Device and Pin Options > Security > Quartus Key File, then browse to the signature chain .qky file you created to sign this design.

Figure 1. Enable Configuration Bitstream Setting
Alternatively, you may add the following assignment statement to your Intel® Quartus® Prime Settings file (.qsf):
set_global_assignment -name QKY_FILE design0_sign_chain.qky 

To generate a .sof file from a previously compiled design, that includes this setting, from the Processing menu, select Start > Start Assembler. The new output .sof file includes the assignments to enable authentication with the provided signature chain.

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