How to Fix SSL_ERROR_HANDSHAKE_FAILURE_ALERT Error on Firefox Browser?

Fix SSL_ERROR_HANDSHAKE_FAILURE_ALERT Error on Firefox Browser:

Websites you access must be secure in order to prevent information leakages and malicious attacks. However, if there is an issue with the transfer of data or communication between the server and your Mozilla Firefox browser, then that can lead to SSL handshake issue. 

If you are encountering an SSL handshake security issue, then you will view an error message on your screen that says "Secure connection failed. An error occurred during a connection to this website." Below we have mentioned multiple ways that you can apply to resolve this problem. So, let's discuss them one by one. 

How to Fix the SSL_ERROR_HANDSHAKE_FAILURE_ALERT Issue on Firefox-

The SSL handshake issue appears on all the web browsers. But, usually, users encounter this problem on the Mozilla Firefox browser. To resolve this issue on your computer or mobile device, below are the different solutions that you can apply. 

Solution 1: Perform a Power Cycle

Below are the easy steps that you need to carry out in order to perform a power cycle. 

Step 1: In the first step, you are required to close your Firefox browser. Also, you must close all the apps running in the background. 

Step 2: Turn off your device. 

Step 3: Disconnect your router and modem from the electrical outlet. 

Step 4: Wait for a few minutes. 

Step 5: Connect your modem and router back to the power source and then connect to the internet. 

Step 6: Turn on your device and then reopen the browser. 

Step 7: Now, try to access the same website once again. 

Solution 2: Clear the Cache and Browser Data on Your Firefox Browser

Carry out the simple steps mentioned below in order to clear the cache and browser data on your Firefox browser. 

Step 1: First of all, launch your Firefox browser and then click on Firefox. 

Step 2: Select Preferences.

Step 3: Then, go to the left side and select the option of "Privacy & Security". 

Step 4: Go to Cookies and Site Data. 

Step 5: After that, select the option of "Clear Data".

Step 6: Check the box given right after cached web content. 

Step 7: Select the Clear button. 

Solution 3: Delete Any Problematic Certificate on Your Browser

Carry out the easy steps stated below in order to remove any problematic certificate from the browser.

Step 1: Go to the upper-right corner of your screen and then select the three-lined icon. 

Step 2: Choose Settings.

Step 3: After that, select the option of "Privacy & Security".

Step 4: Select Certificates and then choose the option of "View Certificates". 

Step 5: Go to the Certificates tab. 

Step 6: Select the problematic certificates and then click on the Delete button. 

Solution 4: Update Your Firefox Browser

Below are the easy and simple steps that you need to perform in order to update your Firefox browser. 

Step 1: Go to your Firefox browser and then select Firefox. 

Step 2: Choose the option of "About Firefox". 

Step 3: Now, allow your browser to check for updates. 

Step 4: After that, restart your Mozilla Firefox browser.