![]() Once the operation has completed, you should get a screen similar to the one below. You CAN choose the key icon next to the Verify field to have it generate a random password. Once you select one, you will get prompted for the password Once inside the utility, choose your thumb-drive and choose EraseĬhoose a file system that contains Encrypted in the name. Start typing disk and you should see Disk Utility show up ![]() You should see your SpotLight Search dialog come up. You’ll receive a notification when the encryption process is complete. When this process in complete, and you remount the drive, you will be prompted. Keep your flash drive plugged in for this entire process. In particular, Core Storage allows in-place transformations such as backgrounding the full-disk encryption used by File Vault 2. Core Storage makes it easy to dynamically allocate partitions while providing full compatibility with existing filesystems. -passphrase – tells the diskutil that we want to add a passwordĬore Storage – Layered between the whole-disk partition scheme and the file system used for a specific partition is a new logical volume format known as Core Storage, introduced in OS X Lion.disk3s2 – Is the identifier for the volume. ![]() From the menu bar, select File > New Image > Image from Folder. On your MacBook Pro, MacBook Air or iMac, etc., open Disk Utility. convert – Convert a regular Journaled HFS+ or Case-sensitive Journaled HFS+ volume (must be on a partition and within a GPT partitioning scheme) into a CoreStorage logical volume Steps to encrypt folders on Mac with the software 1.diskutil – This is the macOS utility that has multiple uses all around the drive, volumes, and file systems.In my example I have a 16GB USB Thumb-drive that I will use for the demonstration.Īs you can see, my USB is in /dev/disk3 Encrypting the Volume First thing to do is to run a utulity that will tell you which drive you are working with. I love the CLI so you will see a lot of macOS articles here on the CLI. If this is a thumb-drive that will be shared (not recommended) you CAN create an encrypted volume within the drive and have half of it encrypted and the other not. ![]() I recommend that if you are going to use a thumb-drive for your own use, that you use encryption to protect the contents. There are a couple of ways to encrypt drives and volumes on macOS X. Encrypting a USB Thumb-Drive on macOS from CLI and GUI
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