Ravi Kumar presented on biometrics technology. The presentation discussed what biometrics is, the importance of biometrics for security and convenience, and the history of biometrics. It described various physical and behavioral biometric characteristics like fingerprints, face recognition, iris scans, and voice recognition. Applications of biometrics technology discussed included access control, time and attendance tracking, and use at airports and ATMs. Both advantages like uniqueness and accountability and disadvantages like costs and potential for false readings were covered. Emerging biometric technologies of the future may include ear shape, body odor, and DNA identification.