CompTIA Security+ Exam Prep

Answer: B - Biometrics is a security measure that analyses a unique personal attribute or behavior. This is one of the most effective and accurate method of verifying identification. Biometrics is a very sophisticated technology; thus, it is much more expensive and complex than the other types of identity verification processes. A biometric system can make authentication decisions based on an individual’s behavior, such as signature dynamics, but these can change over time and possibly be forged.