The importance of consent and privacy when deploying voice biometrics
Whilst choice of voice biometrics for many companies operating large call-centres may the correct technological choice, its implementation doesn’t appear to have taken into account the data protection requirements that accompany biometrics in the relevant jurisdictions.
The GDPR is very specific about the use of biometrics and refers to it as an especially sensitive category of personal data that warrants extra protection.
Source: The importance of consent and privacy when deploying voice biometrics