Fix Your Connection is Not Secure Firefox on Windows 10

Whenever Firefox connects to some secure website, it verifies which the certificate presented through the website is valid and also the encryption is powerful enough to safeguard your privacy. When the certificate can’t be validated or even the encryption isn’t sufficiently strong. Firefox will never proceed using the browsing and display an oversight message instead.Fix Your Connection is Not Secure Firefox

Sometimes this error message could be legit and may of interest for you. However, if you’re encountering this error on multiple popular websites for instance Google, Facebook, Bing, etc; you could have a look at the workarounds listed and find out or no work with your case.

Fix Your Connection is Not Secure Firefox

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Solution 1: Setting Correct Time and Date

Should you computer’s time isn’t accurate, it’s going to result in a discrepancy while checking and verifying several certificates and can cause Firefox to throw the best and display this won’t message. You will probably be also prompted about the error page when you click “advance“. When you have set some time to become automatically set or maybe the amount of time is wrong, keep to the steps listed and find out if the solves the issue.

  1. Press Windows + R, type “control” within the dialogue box and press Enter.
  2. Once under control panel, select “Date and Time” or “Clock and Region” based on the kind of control panel control panel, select “Date and Time” or “Clock and Region”
  3. When the clock is opened, click “Change date and time“. Now set the right some time and also choose the correct region.Change date and time
  4. Press “Apply” after implementing all the new changes and look when you can successfully check out the website with no errors.

Solution 2: Disabling Antivirus Software

There are many antivirus software which supplies a different layer of security on your browser. This extra layer of security might sometimes conflict while using existing layers inside the browser and therefore result in the error message under discussion.

The detailed error message, in such cases, is “SEC_ERROR_UNKNOWN_ISSUER“. You could probably resolve this problem by disabling SSL or browser scanning from the computer using your antivirus.

On this solution, you need to explore yourself and find out should there be any settings inside your antivirus which can be proving that extra layer. Basically, you are searching for anything which monitors your internet activity.

If you’re not able to still repair the problem, you could disable the antivirus completely. You should check our article regarding how to disable your antivirus. Restart your PC after disabling and find out when you can connect to the sites without the problem.

Solution 3: Changing ‘Security.enterprise_roots.enabled’

There’s a setting in Mozilla Firefox in which the browser will trust certificates inside the Windows certificate store shared by other browsers for instance Explorer, Chrome, or Safari etc. This can help in instances where you don’t have complete having access to your PC and you will find some certificates that are being impossible to import by Firefox by itself. We shall change this settings and find out if the fixes the issue.

  1. Open Firefox and kind “about:config” inside the address area and press Enter.
  2. Now once the search bar appears near the top of the window, type “root” inside dialogue box and wait for a results in be populated.type root inside dialogue box on Firefox
  3. Choose the option “enterprise_roots.enabled“. Right-click it and choose “Toggle“. This can allow the value that was first false.enterprise_roots.enabled
  4. Now try opening any website and find out when you can access without the problems. Do observe that you can find a prompt in regards to the warning related to changing the preferences. Disregard the warning and continue the perfect solution.

Solution 4:Disabling SSL3 Preferences

When the above methods don’t workout not surprisingly, we could replace the setting of SSL inside the preferences if the problem gets solved. We shall also tweak minor changes while executing the perfect solution.

  1. Open Firefox and sort “about:config” inside the address area and press Enter.
  2. Now once the search bar appears near the top of the window, type “SSL3” inside the dialogue box and wait for a results in be populated.
  3. Change both values to “false” by toggling the real key.Change both values to false by toggling the real key
  4. Now choose the menu icon present on the top-right side with the window and click on “Help” after which “Troubleshooting information“.Troubleshooting information
  5. Now beneath the heading “Application Basics“, click “Open Folder” while in front of Profile folder.Application Basic on Firefox
  6. Now run your data Base files of “cert8.db” and “cert9.db” to enable them to be updated. You have to close Mozilla Firefox first prior to running the files.Data Base Firefox
  7. Now open Firefox and look when you can connect to the websites without the problems.

Solution 5: Enabling “auto-detect proxy” and Refreshing Mozilla Firefox

If all of the above methods don’t work, we could try enabling the “auto-detect proxy server with this network”. It’s possible that you’re utilizing a proxy server certain organization or using your ISP without you knowing. Enabling this choice will automatically detect such server to make changes for the configuration accordingly.

  1. Press the menu icon to the top-right side on the window. Now select “General” and click on”Settings” beneath the heading of “Network Proxy“.change network proxy on Firefox
  2. Currently opt for the choice “Auto-detect proxy settings only for this network“. Save changes and exit.Auto-detect proxy settings only for this network
  3. Restart Mozilla Firefox and find out if the fixes the issue.

If the doesn’t fix the problem, we could try resetting Firefox to see when this explains about any change. Do observe that all of your existing settings and bookmarks might be deleted combined with the history. Proceed after saving everything.

  1. Navigate to troubleshooting information as shown in the last steps. Click “Refresh Firefox” present on the right-end.Refresh Firefox
  2. Restart your PC. Also be sure that there’s no antivirus software running on your PC including AVG, Karpersky, Smadav, etc. After disabling them, check again when the problem is fixed.

Method: Adding Exception For A Single Website

If you’re only encountering this error for any single website, you could an exception regardless of the additional risks involved. Normally, this isn’t the path of action recommended however if you are very well conscious of the website’s infrastructure and know for several there are no risks involved, It is simple to make different and can get on being a regular website.

  1. Open the site you need to access which provides the error message. Click Advanced after which select Add Exception.Connection not secure on Firefox
  2. A whole new dialogue box will pop-up. Verify the security exception after clicking the experience box and find out when you can connect to the website without the problems.

Besides the above solutions, you may also try:

  1. Try accessing the site in Mozilla on other systems. You may also make certain that the issue lies using the website by checking it in other browsers.
  2. Check the behaviour determination new administrator account.
  3. If the issue pertains only in computers contained in your network, get hold of your ISP/Network administrator.
  4. If you’re having issues accessing websites despite all the steps mentioned, It is easy to consider exporting your computer data and replacing Mozilla for some other browsers available.

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