Why this connection is untrusted?

Why this connection is untrusted?

This problem might be happening due to Kaspersky or another security program which was blocking HTTPS websites due to a certificate related issue. This untrusted connection issue might appear if you are using a 64-bit version of Mozilla Firefox along with Kaspersky security suite.

How do I fix does not connect potential security issues in Firefox?

Fix the “Secure Connection Failed” Error in Mozilla Firefox

• Continue With an Insecure Connection.
• Add the Site to Your List of Trusted Sites.
• Temporarily Disable Your Antivirus and Firewall.
• Clear the SSL State.
• Clear Your Browsing History.
• Permit Firefox to Trust Root Authorities.
• Change Your Security Settings.

How do I unblock sites on Firefox?

If you decide that you want to unblock a previously blocked site, do the following:

1. Click ☰
2. Click Add-ons.
3. Find Block Site.
4. Click Options or Preferences.
5. Scroll down to your list of blocked sites and find the site that you want to unblock.
6. Click X to the right of the site.

Should I delete certificates on Firefox?

Only those certificates listed as permanent under lifetime within the servers tab should be removed. *Caution is advised in deleting items that may be part of normal operations. Remove the certificate by clicking on it to highlight it, and then click the delete button.

How do I reset certificates in Firefox?

*Tools > Options > Advanced : Encryption: Certificates – View Certificates —– Rename the file cert8. db to cert8. db. old in the Firefox Profile Folder to reset all root certificates.

How do I change my connection is not secure in Firefox?

How to Fix Your Connection is Not Secure in Firefox

1. 1 Make Sure Date and Time are Correct. Security certificates are used by our web browsers and computers to make sure a particular site is safe.
2. 2 Clearing the Browser History and Cache.
3. 3 Try the Webpage Again.