CompTIA
220-1202 · Question #260
Which of the following depends on system time accuracy to function properly?
The correct answer is B. Kerberos token. Kerberos relies on accurate system time to validate authentication tickets, as it uses time- stamped tokens with strict expiration windows to prevent replay attacks. If system clocks are not synchronized, authentication fails.
Submitted by diego_uy· Mar 30, 2026Security
Question
Which of the following depends on system time accuracy to function properly?
Options
- ATerminal Access Controller Access-control System
- BKerberos token
- CRemote Authentication Dial-in User Service
- DWi-Fi Protected Access
How the community answered
(34 responses)- B94% (32)
- C3% (1)
- D3% (1)
Explanation
Kerberos relies on accurate system time to validate authentication tickets, as it uses time- stamped tokens with strict expiration windows to prevent replay attacks. If system clocks are not synchronized, authentication fails.
Topics
#Kerberos#time accuracy#NTP dependency#authentication protocols
Community Discussion
No community discussion yet for this question.