3 Ways to Fix Enhanced Authentication Plug-in Not Working in Firefox

  • The VMware Enhanced Authentication Plug-in was created by vSphere to allow Windows Authentication and give users smart card functions.
  • The plug-in is compatible with Chromium-based browsers like Google Chrome and Opera, but there are reported issues with Firefox.
  • Firefox does not allow self-signed certificates to import but users can create a certificate exception.

The VMware Enhanced Authentication Plug-in is a vSphere 6.5 release that replaced the Client Integration Plug-in which provides Windows Authentication and smart card functions. However, users report errors with the Enhanced Authentication Plug-in not working in Firefox.

Users claim to have installed the plug-in, but it won’t show up in Firefox and there is still the option to download it. Keep reading to find a solution to this problem.

What does the Enhanced Authentication Plug-in do?

Users need to have vCenter account and the vSphere Client to download and use the Enhanced Authentication Plug-in. This plug-in integrates Windows authentication and the option to use smart cards for Windows devices.

The Enhanced Authentication Plug-in replaces the Client Integration Plug-in from vSphere 6.0. Users should not encounter any issues with both of the plugins installed.

VMware Enhanced Authentication Plug-in.

Why is the Enhanced Authentication Plug-in not working with Firefox?

vSphere is supported on all major browsers that use HTML5 since the death of Adobe Flash, including Microsoft Edge, Google Chrome, Opera, and Safari. However, because Firefox doesn’t allow self-signed certificates to import, issues can occur with the plug-in.

If you’re interested in our picks for the best browsers to run VMware Web Client, we have suggestions for that.

Quick Tip:

If you keep having errors in Firefox, use another browser. A good alternative is Opera because it’s focused on performance and has very low error rates.

It’s fast and responsive and should be able to work with the VMWare Authentication plug-in with no issues. It has a modern UI packed with useful tools for bookmarking, adblocking, private browsing, and more.

Opera

Opera

Use this lightning-fast browser for an error-free and secure experience on the web!

How do I fix Enhanced Authentication Plug-in in Firefox?

1. Disable pop-up blocker

  1. Open Firefox and click on the three lines in the top right corner.
  2. Click on Settings, then select Privacy & Security. Go to Firefox Settings and Privacy and Security.
  3. Scroll down to Permissions and uncheck the box next to Block pop-up windows. Under Permissions, allow pop-up windows.
  4. Restart Firefox.

Users report that disabling any ad or pop-up blockers fixed the issue, especially when doing this before installing the plug-in. If you have any third-party ad-blockers installed on Firefox, be sure to disable those in the Extensions manager.

2. Create a certificate exception

  1. Open Firefox and click on the three lines in the top right corner.
  2. Click on Settings, then select Privacy & Security. Firefox Privacy & Security.
  3. Scroll down to Security and click on View Certificates. Under security click view certificates.
  4. Under Servers, select Add Exception. Click add exception to fix enhanced authentication plugin not working firefox.
  5. Enter the URL https://vmware-plugin:8094 and click Get Certificate. Enter URL and click get certificate to if enhanced authentication plugin not working firefox.
  6. Click Confirm Security Exception.

Because Firefox blocks the import of self-signed certificates, it may cause issues to arise with the Enhanced Authentication Plug-in and prevent it from working. Creating an exception should fix the issue.

3. Trust root certificates

  1. Open Firefox and type about:config in the address bar then hit Enter. Type about:config in firefox and hit enter.
  2. In the search bar type security.enterprise_roots.enabled to set the preference to true. Adjust preference if enhanced authentication plugin not working firefox.
  3. Restart Firefox.

By setting the preference to true, enterprise root support will be enabled for Windows. Firefox will inspect the registry location for vCenter Server Root Certificates and any trusted will be imported.

Hopefully, one of the above solutions helped fix the issue of the Enhanced Authentication Plug-in not working in Firefox.

Do not hesitate to let us know in the comments which solution worked for you or if you have another fix to suggest.

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