Biometric security systems leverage unique biological characteristics, such as fingerprints, facial recognition, iris patterns, and voice recognition, to verify and authenticate individuals' identities. These systems offer enhanced security by making it significantly more difficult for unauthorized users to gain access compared to traditional password-based methods. One of the primary advantages of biometric security is its convenience; users do not need to remember complex passwords or carry identification cards. However, this technology also raises significant privacy and ethical concerns. The collection and storage of biometric data pose risks if the data is breached or misused, leading to potential identity theft or unauthorized surveillance. As biometric systems become increasingly integrated into various sectors, including banking, healthcare and law enforcement, it is crucial to implement robust safeguards and regulatory frameworks to protect individuals' biometric information from exploitation.