REPORT sanders-rr-03-13/IDIAP Speech & Face Based Biometric Authentication at IDIAP Sanderson, Conrad Bengio, Samy Bourlard, Hervé Mariéthoz, Johnny Collobert, Ronan BenZeghiba, Mohamed Faouzi Cardinaux, Fabien Marcel, Sébastien EXTERNAL PUBLIC Idiap-RR-13-2003 2003 IDIAP February 2003 We present an overview of recent research at IDIAP on speech & face based biometric authentication. This report covers user-customised passwords, adaptation techniques, confidence measures (for use in fusion of audio & visual scores,',','), face verification in difficult image conditions, as well as other related research issues. We also overview the Torch machine-learning library, which has aided in the implementation of the above mentioned techniques.