Whitepaper entitled “Biologger – A Biometric Keylogger”. This paper discusses using a “Biologger” to capture biometric data and replaying the data via man-in-the-middle attacks.
You can download it from the following link: https://packetstormsecurity.com/files/download/59138/Biologger-A_Biometric_Keylogger.pdf
Source: https://packetstormsecurity.com/files/59138/Biologger-A-Biometric-Keylogger-Whitepaper.html