Nuance Communications is using its voice biometric technology to help companies go passwordless. Nuance’s technology has been built to analyze these differences to accurately determine who is who. The technology was first deployed in a customer call center back in 2001. Its also been used in finance-related mobile apps and to secure PCs at a handful of organizations. Tech firms are also developing better authentication systems that rely on other biometrics such as facial recognition or even how a person walks.”]