(ISC)2
SSCP · Question #78
Which of the following biometric devices offers the LOWEST CER?
The correct answer is C. Iris scan. From most effective (lowest CER) to least effective (highest CER) are: Iris scan, fingerprint, voice verification, keystroke dynamics.
Submitted by haru.x· Apr 18, 2026Access Controls
Question
Which of the following biometric devices offers the LOWEST CER?
Options
- AKeystroke dynamics
- BVoice verification
- CIris scan
- DFingerprint
How the community answered
(23 responses)- B9% (2)
- C87% (20)
- D4% (1)
Explanation
From most effective (lowest CER) to least effective (highest CER) are: Iris scan, fingerprint, voice verification, keystroke dynamics.
Topics
#Biometrics#Crossover Error Rate (CER)#Iris Scan#Authentication
Community Discussion
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