Mac software
Encrypt your data
Encrypt important data in Big Sur for better security and safer sharing
IT WILL TAKE
10 minutes
YOU WILL LEARN
Different ways of encrypting things in Big Sur
YOU’LL NEED
macOS 11, external drive optional
Jargon buster
A volume is a storage container for your data. You can split a physical disk or SSD into multiple volumes, each of which appears as a separate drive.
Encryption is a great way to keep your personal data and files secure: it means that the only person who can access your data is you. In this tutorial, we’ll discover how to encrypt your Mac’s startup disk, external drives and Time Machine backups. We’ll also discover how to create disk images that you can share securely.