It's allegedly more secure and voice biometrics is already in use amongst the financial sector.
http://www.itproportal.com/2016/03/17/talktalk-replaces-passwords-with-voice-recognition/
Further information http://help2.talktalk.co.uk/what-talksafe
It's allegedly more secure and voice biometrics is already in use amongst the financial sector.
http://www.itproportal.com/2016/03/17/talktalk-replaces-passwords-with-voice-recognition/
Further information http://help2.talktalk.co.uk/what-talksafe