Smartphone Lense for HD Iris Picture at Scale
Fingerprint, Facial Recognition and Iris Recognition in combination is nearly impossible to fake and duplicate. All three forms of recognition could be much cheaper and performed directly from the smartphone with specialized extension lenses and sensors.
These three forms of authentication could be used for important activities like military campaign authorizations or large banking transactions. It also could be used to authenticate the famous football suitcase of US president to launch an ICBM from one of the nuclear triads.