The Evolution of Personal Identification | 5,800 Years

In 3800 BC, Babylonians used clay name tags to identify their citizens — and the concept of proving who you are has grown more complex every century since. This video traces 5,800 years of personal identification evolution, from Sumerian cylinder seals and Roman signet rings to fingerprint databases, biometric passports and neural identity implants. Stay until the end to see how humans will prove their identity in 2100.