The SSL error is common with Firefox browsers. Users get this pop-up window saying the connection is not secure while trying to open a website. Most sites use SSL and these sites start with HTTPS and not HTTP. SSL error may block any legitimate site using these certificates. You may often come across an error which says’ your connection is not secure Firefox’
However, if you are trying to access an unknown website, you must not ignore the Firefox message that your connection is not secure. These websites might contain malware or unsafe content.
Causes For SSL Error
Here are a few reasons why you might be facing this issue even in the authentic sites, it could be because of the following reasons:
- Wrong date and time in your system
- False SSL certificate name
- Wrong SSL certificate
- Malicious contents on the website
- Not authorized SSL certificates
- Third-party antivirus or Windows Firewall is blocking the site
- Outdated or damaged browser.
These could be the reason why you are facing this issue.
How To Fix SSL Error
Here are a few ways through you can fix the error by yourself.
Delete Browsing History
Clogged browsing history could confuse your browser. For clearing the history,
- Open Firefox and go to the menu by clicking on the three dots at the top right corner.
- Select History and then click on Clear browsing data.
- Select All and click the Clear button.
- Now, open Settings and locate the Change Proxy section;
- Open Security and Privacy tab.
- Select Medium level.
Close your web browser, relaunch it and try opening the site again.
Exclude SSL Protocol Scanning In Your Antivirus Settings
Your antivirus might block the SSL certificate assuming them to be threatening. Hence, you will have to exclude SSL protocol scanning.
- Open your antivirus software and open Set up.
- Go to Advanced Settings and select Protocol filtering
- Now navigate to SSL and select ‘Do not scan SSL protocol’.
This will let you figure out if the issue has been triggered by the antivirus and encrypted data conflict. If it incorporates the same, you will have to clear the browsing history or reset it.
Export And Import Website’s SSL Certificate
This is another method you can try for resolving SSL certificate error.
- Click on the padlock icon on the left of the URL address.
- Click the Export feature button.
- Take down the location in which the SSL certificate was saved.
- Now click on the SSL certificate and select Options for exporting it.
- Go to advanced and then to View Certificate.
- Select Import.
Open Firefox and see if it functions without any issue now.
Enable System Restore
If the above methods don’t help, you can try enabling the system restore point. To enable system restore,
- Click on Start and open WinX menu
- Click on System and open System applet of the Control Panel.
- Go to System protection.
- Click on the System Properties window and select System Protection tab.
- Under the Protection Settings, make sure that Protection is set to “On” for the System drive.
If the protection is set off, you will have to enable the System Restore manually.
- Select C drive.
- Click on Configure.
- The System Protection for Windows 10 box will appear.
- Choose Turn on system protection.
- Hit Apply and finally your system will be restored.
Disable The “Warn About Certificate Address Mismatch” Option
For disabling this option,
- Open Control Panel.
- Select Internet Options and go to the Advanced tab.
- Click on the Security Options.
- Find the ‘Warn about certificate address mismatch’ option and uncheck it.
- Click Apply and OK to save the changes.
Now reboot your system for the changes to become effective. Hopefully, you should be able to get rid of the SSL error now.