Privacy Badger anti-tracking tool lands on macOS Safari 26.5+ for 4M+ users

The Electronic Frontier Foundation has released Privacy Badger, a free tracker-blocking browser extension, for Safari on macOS. This launch allows users of Apple’s web browser to join the more than four million people who already use the tool to resist online surveillance. The extension is available for download immediately, provided the user’s system meets the specific software version requirements outlined by the developers.

Root cause

The release addresses a long-standing request from users who wanted Privacy Badger functionality within Safari. According to the Electronic Frontier Foundation, recent improvements in Safari’s extension support mechanisms enabled this compatibility. The nonprofit states that these technical updates finally allowed them to build the extension for Safari version 26.5 and higher. This development completes the tool’s coverage across all major desktop web browsers.

Attack path

Privacy Badger functions by automatically learning to block hidden trackers on websites. Unlike standard browser settings that may limit data access but still allow trackers to load, this extension prevents them from loading entirely. It targets invisible tracking code that companies use to collect, share, and profit from personal data. The tool also blocks tracking from embedded widgets, such as comments sections and video players, which can share data even without user interaction.

Affected versions

• Safari version 26.5 or higher on macOS is required to install and run the extension.
• The extension is currently available only for macOS; support for Safari on iOS is not yet released.
• The developers stated they will look into supporting iOS after resolving any issues on the macOS platform.

Mitigation

• Install the Privacy Badger extension if you use Safari version 26.5 or higher.
• Enable the extension in your browser settings to ensure it actively blocks trackers during browsing sessions.
• Combine the tool with other privacy measures, such as Safari’s built-in advanced settings, for layered protection.
• Keep your browser updated to maintain compatibility with the latest security and privacy features.

Why it matters

Understanding browser extensions is crucial for managing digital privacy. These add-ons run within your web browser and can intercept network requests before they reach external servers. By blocking trackers at this stage, users prevent data from leaving their device in the first place. This approach differs from simply limiting what trackers can read; it stops the connection entirely. Teams usually evaluate such tools to balance privacy benefits against potential compatibility issues with web applications.

Background: Personal data

Small businesses accumulate personal data through routine operations like payroll, customer inquiries, and web forms. Managing this safely requires mapping every data flow, deleting what you no longer need, and restricting internal access so that staff only see records required for their specific tasks.

Read the full guide: Personal data for small businesses: how to collect less and survive

What to do and how to stay safe

• Verify your Safari version meets the 26.5 minimum requirement before attempting installation.
• Review the extension’s permissions to understand what data it accesses within the browser.

Step-by-step guide: Opting Out of Data Brokers: The Mechanics and Limits of Removal

General security guidance from the Vector Bulletin newsroom. It is not confirmed advice from the organisations named in this story.