I would assume it is using some sort of public-private key encryption to generate the fingerprints. I say this because they say "anyone outside of CBP." So with

I would assume it is using some sort of public-private key encryption to generate the fingerprints. I say this because they say "anyone outside of CBP." So with the proper key, and fingerprint, you can probably reconstruct a photo, or some sort of deepmind type image.