Avast, a security solution designed to protect your business data and computers from most types of cyberattacks, uses a set of modules to scan various parts of your system. One module, Web Shield, is designed to scan websites that you visit and block any malicious code detected.

1. Firefox Says Everything Is Not Secure
2. Firefox Connection Not Secure On Every Page

Occasionally, Avast blocks legitimate websites. To bypass Avast and visit a blocked website, you'll need to disable the Web Shield module or add the website to your Exclusions list. Some websites can be dangerous, so your computer and data are at risk while the module is disabled.

Firefox Says Everything Is Not Secure

Firefox Connection Not Secure On Every Page

Avast for mac phone number. Here is how you disable the 'this connection is not secure' warning in Firefox: Load about:config in the Firefox address bar and hit the Enter-key. Search for security.insecure_field_warning.contextual.enabled. Double-click the preference. If you find the Manual proxy connection is not selected, DO NOT make any changes to it. Simply close the window and contact the person who handles your network. Simply close the window and contact the person who handles your network. Maybe a dumb question, do you have your system clock set correctly? It is mostly overlooked when getting an expired certificate warning. As for the unformatted pages, try clearing your firefox's cache and reload those pages. Select Add Exception Result: A message appears, 'You are about to override how Firefox handles certificates' Press Get Certificate. Press Confirm Security Exception Result: A confirm window appears. Disabling Firefox’s ‘Secure Connection Failed’ Warning Posted on October 21, 2008 by Anil Polat Although controversial, Firefox 3’s secure connection failed warning, shown when a website’s digital certificate is invalid or self-signed, can be easily disabled.