Which is a fundamental disadvantage of biometrics?

A.
Revoking credentials

B.
Encryption

C.
Communications

D.
Placement

Explanation:
A: When considering the role of biometrics, its close interactions with people, and the privacy and sensitivity of the information collected, the inability to revoke the physical attribute of the credential becomes a major concern. The binding of the authentication process to the physical characteristics of the user can complicate the revocation or decommissioning processes. Page 77.