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Suddenly all https sites have expired certificates on all browsers, even formatting and reinstalling Windows didn't work! I tried many different connections as well.

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1 Answer 1

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Have you checked that the clock in your computer is set to the right date?

Also, what sites? Maybe they actually are expired...

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  • 2
    +1 for a suggestion I will file for future reference!
    – squillman
    Mar 14, 2011 at 19:19
  • +1 - 9.5 out of 10 cases this happens is indeed due to a wrongly set system clock.
    – Pylsa
    Mar 14, 2011 at 19:52
  • 5
    Poor guy reinstalled Windows!
    – slhck
    Mar 14, 2011 at 20:00
  • 6
    Could be due to a dead CMOS battery
    – ChrisF
    Mar 14, 2011 at 20:11
  • How convenient. Right after daylight savings time.....
    – John
    Mar 15, 2011 at 1:08

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