Germany is beginning to use biometric data to scan individuals at border crossings, and Facebook even collects face patterns to suggest who should be tagged in photos.
A NATO spokesman in Kabul said identification was made using "biometric data" but could not say how that specifically tied the men to militancy.
But recording and identifying recipients using biometric data, such as face, fingerprint and iris scans slashes the opportunity for fraud.
But these fall short of the reliability of a state-backed identity, issued by a government official, checked against other databases, using biometric data (such as fingerprints and retinal scans) and backed by law in effect an electronic passport.There is one place where this cyberdream is already reality.
Last year the Association of School and College Leaders (ASCL) estimated that about 30% of secondaries in England were using biometric data.
The optical quality of eyes implanted with the corneal inlay has been recently studied in detail [ 7] using biometric data from real eyes.
A Department for Education spokesman said: "We have already acted to make it unlawful for schools to use biometric data like fingerprints without parents' permission.
Brian Lightman, general secretary of ASCL, said: "It's right that parents give their consent to use biometric data, just as they do for taking photographs.
BIPA basically makes it illegal to collect or use biometric data, such as a "scan of hand or face geometry," without rigorous disclosure of methods, intentions and guarantees regarding that data.
That's according to a study by the Imperial College of London, which used biometric data collected from 18-year olds around the world between 1914 and 2014.
