1. Introduction to continuous authentication / Issa Traoré and Ahmed Awad E. Ahmed -- 2. Performance metrics and models for continuous authentication systems / Ahmed Awad E. Ahmed and Issa Traoré -- 3. Continuous authentication in computers / Harini Jagadeesan and Michael S. Hsiao -- 4. Multimodal biometric hand-off for robust unobtrusive continuous biometric authentication / P. Daphne Tsatsoulis, Aaron Jaech, Robert Batie and Marios Savvides -- 5. Low level multispectral palmprint image fusion for large scale biometrics authentication / Dakshina Ranjan Kisku, Phalguni Gupta, Jamuna Kanta Sing, Massimo Tistarelli and C. Jinsong Hwang -- 6. Cognitive biometrics: a novel approach to continuous person authentication / Kenneth Revett -- 7. Sitting postures and electrocardiograms: a method for continuous and non-disruptive driver authentication / Andreas Riener -- 8. Towards continuous authentication based on gait using wearable motion recording sensors / Mohammad Omar Derawi, Davrondzhon Gafurov and Patrick Bours -- 9. Keystroke analysis as a tool for intrusion detection / Daniele Gunetti and Claudia Picardi -- 10. Personal identification and authentication based on keystroke dynamics in Japanese long-text input / Toshiharu Samura and Haruhiko Nishimura -- 11. Continuous user authentication based on keystroke dynamics through neural network committee machines / Sérgio Roberto de Lima e Silva Filho and Mauro Roisenberg.