ASSA ABLOY Future Labs’ Derek Scheips argues for voice recognition in physical access systems citing the technology’s appeal with users, according to a Source Security article. A Unisys-sponsored survey suggests voice recognition has the highest acceptance among biometric modes followed by fingerprints and hand geometry. From this, inferences are made pointing towards convenience and familiarity driving the consumer preferences.

Other arguments for the use of voice recognition technology include its contactless nature in authenticating one’s identity, making it suitable for situations where dirt or grime are evident or environmental conditions are poor. Remote authentication is also key wherein a user may call a system on the phone to verify identity. Still, however, voice recognition faces some degree of accuracy challenges. Voice quality changes due to aging, mood or illness can affect the accuracy of a voice recognition system as well as background noise while a user is trying to authenticate.

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