Firefox Password Manager - Alerts for breached websites
Firefox's password management will show you alerts about logins potentially exposed in data breaches and passwords that may be vulnerable.
Firefox security features warning on Linux
Create an AppArmor profile for Firefox on Linux.
Certificate contains the same serial number as another certificate
Why Firefox may show you a Secure Connection Failed error when you try to access the configuration page for your router and what to do.
Block and unblock websites with parental controls on Firefox
This article explains how to block websites or filter website content in Firefox that may be offensive or inappropriate for children.
Recommended Firefox privacy and security settings for families
Firefox lets you customize privacy and security settings so you and your family can browse safely online. Learn more.
Sign in to a Mozilla account using 3rd-party authentication
You can use your existing Google or Apple ID to sign up for a Mozilla account. Learn more.
Suspicious activity on my Mozilla account
How to protect yourself if suspicious activity is detected on your Mozilla account.
Compatibility with Exploit protection on Windows
Firefox Compatibility with Windows Exploit protection.
Data Loss Prevention
Seeing the DLP icon in Firefox? Here’s what it means and how it helps protect your data.