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How to fix "sec_error_expired_certificate"

Published on April 10th, 2022

The error code sec_error_expired_certificate indicates that a certificate has expired. This can happen for a number of reasons, but typically it is because the certificate was issued for a shorter period of time than the maximum allowed by the policy. It can also happen if the system clock is not set correctly, which can cause the certificate to appear to be expired even if it is not.

Other common searches for this error include:

  • error code sec_error_expired_certificate
  • sec_error_expired_certificate

1. Use a different browser

To fix this error, you need to use a different browser. To start, you need to open up your browser and go to the Google search bar. Then, type "chrome://flags" into the search bar and hit enter. You'll see a page with a lot of different settings. Scroll down to the "Advanced" section and click on the "Enter flags" button. You'll see a list of flags. Scroll down to the "Network" section and click on the "Enter flags" button. You'll see a list of flags. Scroll down to the "Security" section and click on the "Enter flags" button. You'll see a list of flags. Scroll down to the "Extensions" section and click on the "Enter flags" button. You'll see a list of flags. Scroll down to the "Certificates" section and click on the "Select all" button. You'll see a list of expired certificates. Scroll down to the "com.apple.security.expiredcertificates" flag and click on the "Enabled" button. Now, you need to reload the page. To reload the page, you can either hit the F5 key on your keyboard or click on the Reload button in the upper-right corner of the Chrome browser.

2. Clear the browser's cache and cookies

To clear the browser's cache and cookies:

  1. In the browser, open the menu bar and select Preferences.
  2. In the Preferences window, select the General tab.
  3. Under "History," select the Clear History button.
  4. Under "Cache," select the Clear Cookies button.
  5. Restart the browser.

3. Check the system date and time

The steps to check the system date and time in order to fix sec_error_expired_certificate are as follows:

  1. Open a command prompt.
  2. Type the following command and press Enter. date
  3. The system date and time should be displayed. If it is not, then the system time may need to be updated.
  4. Type the following command and press Enter. time
  5. The system time should be displayed. If it is not, then the system date and time may need to be updated.

Some users might also have success with the following opitons:

  1. Renew the SSL certificate.
  2. Contact the website administrator.