To check the integrity and signature of an NSP (Nintendo Submission Package) file, you can use the verification command.
The tool will save your prod.keys to the /switch/ folder on your SD card. How to get Switch Keys for Hactool/XCI Decrypting - GBAtemp hactool prodkeys does not exist top
Their initial findings suggested that prodkeys are unique to each Nintendo Switch console and are generated by Nintendo during the manufacturing process. These keys are then stored securely on the console, making it extremely difficult for users to obtain or replicate them without access to Nintendo's proprietary systems. To check the integrity and signature of an
Ensure your dumped keys match the firmware version of the game files you are trying to decrypt. hactool prodkeys does not exist top
I can provide the you need for your specific setup.