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Exam SY0-501 topic 1 question 678 discussion

Actual exam question from CompTIA's SY0-501
Question #: 678
Topic #: 1
[All SY0-501 Questions]

When accessing a popular website, a user receives a warming that the certificate for the website is not valid. Upon investigation, it was noted that the certificate is not revoked and the website is working fine for other users.
Which of the following is the MOST likely cause for this?

  • A. The certificate is corrupted on the server.
  • B. The certificate was deleted from the local cache.
  • C. The user needs to restart the machine.
  • D. The system date on the user's device is out of sync.
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Suggested Answer: D 🗳️
by noorattayee at May 26, 2020, 9:50 p.m.

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MagicianRecon
Highly Voted 5 years, 1 month ago
X.509 is indeed dependant upon date/time settings
upvoted 14 times
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minelayer
Highly Voted 5 years, 1 month ago
CompTIA got to work on their spelling.
upvoted 10 times
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Metros
Most Recent 4 years, 3 months ago
System clock issue. If it was not the system clock, it would be that the user has removed the root CA certificate from the root store on their OS.
upvoted 5 times
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vaxakaw829
4 years, 11 months ago
Examples: https://www.entrustdatacard.com/knowledgebase/ssl/how-do-i-resolve-the-error-certificate-has-expired-or-is-not-yet-valid https://support.mozilla.org/en-US/kb/troubleshoot-time-errors-secure-websites
upvoted 4 times
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Community vote distribution
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C (25%)
B (20%)
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