A practical checklist to lock down your Mac's privacy.
This is an open-source guide full of actionable tips to secure modern Apple silicon Macs. It walks you through setting up user accounts, disk encryption, firewalls, and DNS safely. You can pick and choose the privacy steps that fit your personal threat level.
Some advanced recommendations require using the Terminal.
Not sure how to install, or if it’s safe? Read the beginner guide
Yes, it is completely free to read and use under the open-source MIT license.
It is open source (MIT license) with 22,594 GitHub stars, last updated 2026-11-08. Download only from the official link on this page, and scan the file before installing: see the safety checklist in our beginner guide.
Most basic settings can be toggled in System Settings, though some advanced privacy and security recommendations require running Terminal commands.
Compiled from the project README. 22,594 GitHub stars (2026-11-13) · License MIT · Last update 2026-11-08