Disk Utility is an excellent OS X utility for managing hard drives and removable storage. If you’ve ever installed OS X, wiped a hard drive clean, or needed to re-format a USB stick, there’s a good chance that you’ll be familiar with the app. Whilst managing disk images is undoubtedly Disk Utility’s forté, it can also be used to good effect for creating images.
This how-to will walk you through how simple this process is. We’ll illustrate how to create a simple disk image for storing files, a few of the uses that images can have, and also investigate how images can be encrypted to keep your files secure.