Biometric Cryptography

KEY CONCEPTS IN BCS- Performance Measurement -• Two type of errors: False Acceptance and False RejectionMeasureDescriptionFalse Acceptance Rate (FAR) Ratio between numbers truly non-matchingsamples which are matched by the systemand total number of tests (including to firsttwo rates as well)False Rejection Rate (FRR) Ratio of truly matching samples, which arenot matched by the system and total numbersof tests (including to first two rates as well)Equal Error Rate (EER) The point on the error rate diagrams whereFAR and FRR are equivalent.