The Conservatives want to use Automated entrance and exit checks to identify individuals who have overstayed their visa, under measures to strengthen border security after Brexit.The proposals would make biometric passports a requirement and see the introduction of an American-style visa waiver scheme.The party hopes the Electronic Travel Authorisation (ETA) would provide an enhanced ability to screen arrivals against watchlists and block those deemed to be a threat from entering the UK.The party hopes to mandate a biometrics requirement for all ETAs to provide another security layer – enabling the Home Office to link forensic evidence from crime scenes to foreign nationals who have entered the country.