The document presents a series of biometric system projects in computer science, focusing on various authentication methods such as behavioral biometrics, fingerprint identification, multimodal approaches, and palmprint recognition. Each project varies in technology and methodology, including the use of C# and MATLAB, addressing issues like spoofing attacks, efficiency in searching through large databases, and feature extraction for improved recognition accuracy. The experimental results showcase advancements in biometric recognition techniques, with several achieving high accuracy rates in different applications.