Privacy and security

Learn how to protect your privacy and secure your data.

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Created: 2009-07-30

In English

Common Myths about Private Browsing

Enhanced Tracking Protection in Firefox for desktop

Introducing Total Cookie Protection in Standard Mode

Avoid and report Mozilla tech support scams

Third-party trackers

Configure DNS over HTTPS protection levels in Firefox

Does Firefox share my location with websites?

Automatically fill in credit card and payment method data on Web forms

Insecure connection password warning in Firefox

Protect privacy while using Web Authentication

How do I set up Sync on my computer?

How do I turn on the Do Not Track feature?

HTTPS-Only Mode in Firefox

Use a Primary Password to protect stored logins and passwords

Delete browsing, search and download history on Firefox

Global Privacy Control

How to manage your camera and microphone permissions with Firefox

Trackers and scripts Firefox blocks in Enhanced Tracking Protection

Telemetry collection and deletion

Pop-up blocker settings, exceptions and troubleshooting

Allow or block media autoplay in Firefox

How does built-in Phishing and Malware Protection work?

Secure your Mozilla account with two-step authentication

SmartBlock for Enhanced Tracking Protection

Automatically trust third-party root certificates

How do I choose what information to sync on Firefox?

Secure website certificate

Firefox Password Manager - Alerts for breached websites

How to use Firefox containers

Why are some add-ons not allowed on sites restricted by Mozilla?

How do I tell if my connection to a website is secure?

Firefox privacy and security features

Search suggestions in Firefox

How to generate a secure password in Firefox

Share data with Mozilla to help improve Firefox

Mixed content blocking in Firefox

About Firefox Desktop Attribution

My sign in was “blocked for security reasons” on Mozilla account

What if I'm locked out of Two-Step Authentication?

How Firefox securely saves passwords

Autofill logins on Firefox

Secure Firefox passwords with device sign-in

Manage your logins with the Firefox Password Manager

Site Permissions panel

Total Cookie Protection and website breakage FAQ

Why do I get a harmful download message when downloading Firefox on Windows?

Site Information panel

How Firefox Sync keeps your data safe even if TLS fails

Disable Firefox Sync

Block and unblock websites with parental controls on Firefox

How to stay safe on the web

Using a Primary Password with Sync

How do I know the status of my sync?

Recommended Firefox privacy and security settings for families

Encrypted Client Hello (ECH) - Frequently asked questions

How is Facebook Container different from Multi-account Containers?

Remove a synced device from your Mozilla account

Changing your two-step authentication device for your Mozilla account

Browsing history in Firefox - View the websites you have visited

Primary Password is replacing Master Password

Delete sync data from Firefox by signing out of your Mozilla account

Disable password saving in Firefox

How to stop Firefox from making automatic connections

Disable Firefox Sync on a lost phone or tablet

How do I share Firefox between people on a computer?

Change your Mozilla account password

Suspicious activity on my Mozilla account

"Certificate cannot be trusted" warning in Kazakhstan

My privacy settings were changed from Custom to Standard

Telemetry collection - Windows default browser trends

Recommended Firefox extensions for families and students

Disable credit card and payment method syncing across devices

Block deceptive content and dangerous downloads in Firefox

Understand Encrypted Client Hello (ECH)

Unlink your Google or Apple ID from your Mozilla account

Resist Fingerprinting

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