How to fix SSL error “Your Connection is Not Secure” on Firefox

“Your Connection is Not Secure” is a common SSL error of the form SEC_ERROR_UNKNOWN_ISSUER (this code appears in the error message) on Firefox. Secure Socket Layers (SSL) is a network security protocol used by most banks, social media tools and e-commerce sites to protect customers’ personal and financial information. from leakage.

If the site uses an SSL certificate, its URL will start with HTTPS (Hypertext Transfer Protocol Secure), instead of the standard HTTP; This means that any information sent or received via the website using secure network protocols is encrypted.

The sad news is that official websites that use SSL certificates like Facebook, Twitter, Paypal or eBay are all at risk of being blocked by the error message “Your Connection is Not Secure” or SEC_ERROR_UNKNOWN_ISSUER.

However, if you are going to visit an unknown website, we recommend that you do not ignore the warning “Your Connection is Not Secure” because that website may contain malware or other unsafe content?!

In the event that you cannot access legitimate domains that you have previously visited, the problem may lie in one of the following errors:

Set the wrong date and time;
Using a fake SSL certificate name;
Wrong SSL certificate;
The domain contains malicious content;
Illegal SSL certificate provider;
Third-party antivirus or Windows firewall blocking access to the site;
The browser is broken or out of date.

For each case, there will be a different way to fix SSL errors on Firefox, for details, please refer to how fix SSL error on Firefox here

Instructions How to fix “Your Connection is Not Secure” error on Firefox

This free scanner will identify the main causes of problems on your computer in the scan report. To remove errors, you need to purchase and activate a licensed version of the Reimage debugging software.

If you are interested in how to fix the “Your Connection is Not Secure” error quickly, you should install Reimage and run its full system scan.

This professional security software will check the entire system and look for the malware and errors that exist in the Windows system, and fix them automatically. If it doesn’t work, you should open “Date and Time Settings” and check that the correct time and date are set.

In case these settings are wrong, it can easily lead to SSL errors. As such, you need to update the date and time according to the current time frame to fix the “Your Connection is Not Secure” error.

If the above simple steps do not fix the error on Firefox browser, try the following steps with Emergenceingames.com!

Method 1: Clear browsing history on Firefox

1. On the Mozilla Firefox browser window, click the vertical lines icon on the toolbar, then select History

2. In the next menu, click on Clear Reccent History… to proceed to delete browsing history

3. In the Time range to clear section, select Everything to clear all browsing history so far, then press Clear Now.

4. Then open item Settings and go to Change Proxy to change Proxy

5. Open tab Security and Privacy and select the level Medium

6. Finally, close and reopen the web browser. Try opening any website from the warning “Your Connection is Not Secure”;

Method 2: Unscan SSL protocol in the settings of anti-virus software

1. Open anti-virus software and open windows Set up;

2. Item Access Advanced settings → Protocol filtering → SSL → Do not scan SSL protocol.

This is not a complete solution to the “Your Connection is Not Secure” SSL error. This will let you know when the error occurs due to a conflict between the anti-virus program and the encrypted data. If this is the culprit, you should clean up Mozilla Firefox’s browsing history, or at least reset the browser.

In addition, you should also install the latest version of Mozilla Firefox, anti-virus software, and operating system as well. Then, go through the steps above and enable SSL protocol scanning in your antivirus settings.

Note: The image is only a general illustration of how to turn off the protocol filter. The implementation method in each security software will be different.

Method 3: Export and import SSL certificates for websites

1. Click lock icon placed in the left corner of the URL address.

2. Click the button Export feature and remember where to save the SSL certificate;br / 3. Then click on the SSL certificate to import it and select Options;br / 4. Click Advanced -> View certificate -> Import;br / 5. Open Mozilla Firefox browser again and check if the error is fixed or not.

Method 4: Turn on System Restore mode

If the “Your Connection is Not Secure” error pops up all of a sudden, and you can’t remember what changes have been made to your system that could have led to this problem, try the steps above.

If the above doesn’t work, you should try enabling System Restore Point mode, of course, in case you’ve created it before.

Method 5: Turn off the “Warn about certificate address mismatch” option

1. Right click on Windows key and open Control Panel

2. Select Internet Options and open tab Advanced

3. Find and open the Security section.

4. Find and uncheck the option Warn about certificate address mismatch

5. Click Apply and OK to save changes;
6. Finally, restart the computer.

Method 6: Use another browser

Although it is a great browser, sometimes the “Your Connection is Not Secure” SSL error only appears on Mozilla Firefox browser but does not appear on other browsers, making it very difficult for users to access. some website. So, if you’ve tried all of the above ways to fix the SSL “Your Connection is Not Secure” error on Firefox and still don’t work, you can switch to using the Google Chrome browser.

Download Google Chrome browser here: Download Google Chrome

Autocorrect

https://thuthuat.Emergenceingames.com/cach-su-loi-ssl-your-connection-is-not-secure-tren-firefox-32454n.aspx
Emergenceingames.com is constantly trying to help users find optimal solutions to delete errors on computers. However, if you do not want to struggle with manual error correction steps, you should consider using automated software.