As more and more countries begin implementing biometric technology at their borders, banks are also beginning to use fingerprint analysis and retina scans to verify identities; Canada has used their NEXUS program to track travelers and India has used the Aadhaar program to identify their population; banks have begun testing out these technologies to see what fits their customer best: fingerprints, retina or facial recognition; with the new technology still comes age old issues of theft; stealing a fingerprint then changing it can happen just like the changing of a password; banks are still trying to figure out how to address the new technology and learning lessons from border patrol is one way for them to ensure the best solution.  Source