Last Updated on December 3, 2023
Sec_Error_Expired_Certificate_Mozilla_Pkix_Error_Self_Signed_Cert_Sec_Error_Revoked_Certificate error in Mozilla Firefox. You must face such kind of ‘did not connect potential security issue‘ issue while browsing a website. There are few points which you need to remember before applying these tricks:
- It is mainly intended for website visitors. A website owner needs to click on the specific error message which displays on the website and follow some steps to solve the error issue.
- A website owner cannot solve the error but by ignoring the error message, they can force the operating or browser system.
- These solutions should only apply if visiting the website is safe and secure.
Before starting any process, ensure that the date and time should be accurate on your device. The information of date and time is mentioned on the right side of the taskbar of the computer and at bottom of the screen. Several errors can occur due to incorrect date and time settings. Adjust the date and time by right-clicking in the date and time option.
Fix “Secure Connection Failed” Error in Mozilla Firefox
There are some tricks that will help to get rid of Sec_Error_Expired_Certificate, Mozilla_Pkix_Error_Self_Signed_Cert, and Sec_Error_Revoked_Certificate error in the Mozilla Firefox.
1. Continuation of Insecure Connection
Accept the risk and the continue option will come during the occurrence of the error. Continuing with the insecure connection will be at your own risk.
- Click on the option Advanced.
- Select Accept the Risk and Continue.
NOTE: On Sec_Error_Revoked_Certificate error, this trick will not work and other serious errors.
2. Add the Website in your Trusted Sites List
There are some steps that need to follow:
- Select Internet Options in the Windows search bar.
- Click on the security tab which will appear on the pop-up tab.
- Choose Trusted sites.
- For opening a new window, click on the sites button.
- Add the URL of the website that will display the error message.
- Click on the Apply option and tab the OK button.
3. Disable your Antivirus and Firewall for Temporary Period
Most of the antivirus and firewall solutions are very much sensitive to SSL errors. You need to switch off the HTTPS scanning for addressing this issue. The SSL scanning of all antivirus is different under different names. Search and disable some appropriate settings like HTTPS scanning, Scan SSL, show safe results, and Do not scan encrypted connections. Visit the manufacturer’s help section and search SSL and HTTPS settings information.
4. Clear the State of SSL
There are the following steps that need to be followed:
- Find out the Internet Options in the search bar of Windows.
- Choose the Content tab in the pop-up window.
- Click on the Clear SSL State for removing all the SSL caches.
5. Delete your Browsing History
- Open the Mozilla Firefox and go to Options present at the top-right drop-down menu.
- Go to the Menu bar display on the left side and select the Privacy and Security option.
- Go to the Cookies and Site Data section and clear the data.
- Click on Clear History.
- Select the Clear Now option and delete all data.
6. Give Permission to Firefox for Trust Root Authorities
There is an optional feature in Mozilla Firefox that helps to allow the web browser to trust the root authorities present in the Windows certificate store. For activating this feature, you need to enable the settings by going into your web browser.
- In the address bar of Mozilla Firefox, type “about: config”.
- Click on I accept the risk! option.
- Now search for security.enterprise_roots.enabled.
- A new window will open after searching security.enterprise_roots.enabled in which you have to look at the right side of the screen.
- Start the Firefox again.
7. Change your Security Settings
There are some steps that you need to follow:
- In the window search bar, type Command Prompt or CMD.
- Do right-click on the Command Prompt option and click on Run as Administrator.
- Now type the three commands and press Enter after every command: Regsvr32 softpub.dll, Regsvr32 Wintrust.dll, and Regsvr32 Wintrust.dll.
- Now reboot your computer and save the changes.