Which one of the following authentication mechanisms creates a problem for mobile users?
A. Mechanisms based on IP addresses
B. Mechanism with reusable passwords
C. One-time password mechanism.
D. Challenge response mechanism.
Answer:A
Which one of the following authentication mechanisms creates a problem for mobile users?
A. Mechanisms based on IP addresses B. Mechanism with reusable passwords C. One-time password mechanism. D. Challenge response mechanism.