Banco Azteca is using fingerprint-reading biometric authentication sensors from DigitalPersona. The bank is using the sensors at its banks, Elektra stores and corporate facilities. The fingerprint with the BA Card replaces the signature or the PIN that we use with credit cards or ATM cards in North America and Europe. Biometric smart cards are readily accepted by consumers in Mexico, where fingerprints are used for voter registration, biometrics are widely accepted in a country like Mexico where fingerprint images are used in voter registration.”]
Source: https://www.csoonline.com/article/2121446/biometric-banking.html