You are currently viewing CISSP Notes: Biometric Factor Ratings

CISSP Notes: Biometric Factor Ratings

False Rejection Rate (FRR)

  • The number of times biometric authentication has falsely rejected a legitimate user
  • Also known as false negative
  • Also known as a Type I Error

False Acceptance Rate (FAR)

  • The number of times biometric authentication has falsely authenticated someone when in fact the authentication should have failed
  • Also known as false positive
  • Also known as a Type II Error

Crossover Error Rate (CER)

  • Is the point at which the FRR and FAR meet and is used to determine the quality of the biometric authentication
  • Also known as the Equal Error Rate (EER)
  • Biometric that output a lower CER are deemed to be more accurate than those that have an higher CER

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Kelvin is a Cyber Security professional with years and experience working with organisations in different verticals, both large and small. He enjoys contributing to the Network Wizkid knowledge base and he also creates technical content. Kelvin enjoys learning new things and often does this by working on achieving new technical certifications. He holds many professional certifications and academically, he has achieved a Bachelors and Master's degree in both Computer Networks and Cyber Security.

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