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[How-To] Install and Configure Force-TLS Security Firefox Add-On

Saturday, 20 November 2010, 13:39 | Firefox, security | 0 Comment | Read 847 Times
by Vaibhav Pandey

In an earlier article on Technofriends, you learnt about Firesheep and how it can easily let layman do HTTP Session Hijacking. You also learnt about 2 Security Add-Ons which can help you protect yourself from Firesheep. In this article, you will learn how to configure Force-TLS, a Firefox Security Add-On.

Force – TLS when added to your Firefox browser will actually force the browser to establish a secure HTTPS connection to the websites that support it. In this article, I shall take you through simple steps of how to add Force- TLS add-on to Mozilla Firefox browser.

Installing Force-TLS Firefox Add-On

  • Open the Firefox browser. Click on Tools and select Add-ons from the drop-down menu.
  • In the search box, key in “Force-TLS”. Click on the magnifying glass icon and let the system search for the downloaded Force-TLS software.
  • Once the search is over, you will see the Force-TLS add-on listed below. Click on Add to Firefox button.
  • Now, to install Force-TLS, click Install Now button.
  • Once the installation is done, you will be asked to restart the Firefox browser.
  • The Firefox browser will close and then re open with a dialog box confirming the installation of the Force-TLS add-on.

[How-To] Install and Configure Force-TLS Security Firefox Add-On

  • Once you confirm, you will see a message ‘’1 new add-on has been installed”.

How to Configure Force-TLS Add On

  • Now that Force TLS add-on is installed, you need to instruct it what site(s) need to force- establish a secure connection.
  • For example, if you want to instruct Force- TLS to establish a secure connection with Facebook ( , follow these steps.
  • Open the Firefox browser. Click on Tools and then Force TLS Configuration from the drop-down menu.

[How-To] Install and Configure Force-TLS Security Firefox Add-On

  • In the Address of the website box, enter Click on Add site.
  • You will see a confirmation that is added to the list. In this manner, you can addother websites you wish to have a secure connection ( Note: The website you add must support the HTTPS feature to do this).

[How-To] Install and Configure Force-TLS Security Firefox Add-On

  • Finally, you must verify if a continuous secure connection to is established from your Firefox browser.
  • To do that, start accessing your Facebook account. You will notice that the website will start with “https” URL.
  • Click on “Home”, “Profile” links on Facebook and you will see “https” instead of http. This way you can verify there is a continuous secure connection established.

Swetha Kalyanee contributed for this article, she is a Freelance Technical Writer (Information Technology) based in Chennai.

Follow me on Twitter at @vaibhav1981
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