Firefox

Open sourceFree

Open-source browser with strong privacy defaults

Overview

Web browser developed by Mozilla. Supports tracking protection, fingerprinting resistance via about:config, Multi-Account Containers, and encrypted DNS. The most customizable browser for privacy.

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Referenced in

Practices using Firefox

Browser Fingerprinting

Enable resistFingerprinting in about:config for strong protection.

Post-Cookie Tracking

Total Cookie Protection isolates cookies per site by default.

Browsing Compartmentalization

Multi-Account Containers let you isolate browsing by context.

SNI & Encrypted Client Hello

First major browser to support ECH. Enable in about:config.

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