Mac os x encrypt external hard drive


Apple Disk Encryption (File Vault)

When the Mac is shut down, FileVault encrypts it and locks it with a password. To access the system, the user must key in the password to unlock and decrypt it. To use FileVault safely, you must always remember your password correctly. You can choose to backup your password on Apple server. The backup is protected by three security questions.


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  • Encrypt and protect a disk with a password using Disk Utility on Mac.
  • How to Encrypt a USB Flash Drive in Disk Utility.
  • How to Encrypt an External Drive in Mac OS X Quickly;

It can only be enabled on a single drive containing OS X and Recovery partitions. In addition to encrypting Mac hard disk drive, FileVault 2 also helps you encrypt removable drives. This allows you to protect your Time Machine backup drives.

Mac OS X 10.8 Mountain Lion

Additional advantages of the scheme include the ability to instantly wipe all encryption keys and all data from your Mac, thus making all information completely inaccessible. It is thus quite a handy utility to protect your Mac and the crucial data on it. Applying encryption and decryption on-the-fly takes its toll on the processor and systems with older Core CPUs experience significant performance lag. An aspect that you should take care of while using FileVault 2 is that it is transparent to anyone once the system is logged in.

How to encrypt external hard drive on your Mac

To fully lock the encrypted drive, the best way is a full shutdown of the Mac. Step 3. Step 4.


  • How to Encrypt and Password Protect Files on Your Mac.
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  • Encrypting a volume using the Finder.
  • What Does It Mean When a Hard Drive Is Locked on Your Mac?;
  • OS X Security: Encrypting External Disks.
  • All about FileVault: Encryption for your Mac!

Select the FileVault tab and click on the padlock bottom left corner of the pop-up. If more than one user has the account on your Mac, each user will need to key in their password to unlock the disk. Step 1. Open Finder and select external USB from the list of drives on the left. Step 2. Key-in encryption password, verify it and also provide a hint when prompted. Note: The encryption process might take a while depending upon the size of the USB.

How to encrypt external hard drive on macOS Mojave/High Sierra

Note: Decryption formats the drive so to avoid data loss, clone the encrypted drive before decrypting it. Step 5. Step 6. FileVault 2 is an extremely useful scheme to protect your Mac, but it can prove to be costly performance-wise. How-to Mac. Dhvanesh Adhiya. Last Updated: May 25, pm. Sponsored Links. He is passionate about wonderful apps that change the way your iPhone interacts in your life.

Microsoft Windows BitLocker (free)

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This is a simple method for encrypting files. Better yet, the encrypted disk image you create can be synchronized online using a service like Dropbox or Google Drive. Follow our guide to creating and using an encrypted disk image for more information.

The above encryption tools are integrated into macOS. The Best Tech Newsletter Anywhere. Join , subscribers and get a daily digest of news, comics, trivia, reviews, and more. Windows Mac iPhone Android. Smarthome Office Security Linux. The Best Tech Newsletter Anywhere Join , subscribers and get a daily digest of news, geek trivia, and our feature articles.

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mac os x encrypt external hard drive Mac os x encrypt external hard drive
mac os x encrypt external hard drive Mac os x encrypt external hard drive
mac os x encrypt external hard drive Mac os x encrypt external hard drive
mac os x encrypt external hard drive Mac os x encrypt external hard drive
mac os x encrypt external hard drive Mac os x encrypt external hard drive
mac os x encrypt external hard drive Mac os x encrypt external hard drive
mac os x encrypt external hard drive Mac os x encrypt external hard drive

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