Improved Biometrics-Authenticated Key Exchange

ePrint Report: Improved Biometrics-Authenticated Key Exchange

Pia Bauspieß, Tjerand Silde, Alexandre Tullot, Anamaria Costache, Christian Rathgeb, Jascha Kolberg, Christoph Busch

Biometric data are uniquely suited for connecting individuals to their digital identities. Deriving cryptographic key exchange from successful biometric authentication therefore gives an additional layer of trust compared to password-authenticated key exchange. However, biometric data differ from passwords in two crucial points: firstly, they are sensitive personal data that need to be protected on a long-term basis. Secondly, efficient feature …

biometrics eprint report exchange key