How to Use Apple’s Built-in Features to Encrypt Files and Folders

The best way to protect your data is to encrypt your files, ensuring that, even if they get into the hands of hackers or cybercriminals, your personal data is safe. macOS provides a suite of tools to protect you, and, in this article, I’ll discuss the many ways you can use built-in macOS features to provide unbreakable encryption. (Unbreakable with current computing power; it’s possible that future quantum computers will be able to break the robust encryption algorithms that macOS uses.)

In this article, I’ll explain how to encrypt your startup disk with FileVault; how to encrypt other disks; and how to create encrypted disk images to store files securely in the cloud or send by email; and how to encrypt PDF files.

Read the rest of the article on The Mac Security Blog.