Mac os x lion encrypt hard drive

Turn on and set up FileVault

When FileVault setup is complete and you restart your Mac, you will use your account password to unlock your disk and allow your Mac to finish starting up. FileVault requires that you log in every time your Mac starts up, and no account is permitted to log in automatically.

What you'll need:

You can then turn it on again to generate a new key and disable all older keys. Decryption occurs in the background as you use your Mac, and only while your Mac is awake and plugged in to AC power.

Reset your password or change your FileVault recovery key

Click the FileVault tab. Click Turn On FileVault. Choose answers that you're sure to remember. Keep the letters and numbers of the key somewhere safe—other than on your encrypted startup disk.

FileVault 2 - Using Disk Encryption With Mac OS X

Click Turn Off FileVault. Without a Recovery System, FileVault won't encrypt your startup drive. Learn more. Yes No.

Use FileVault to encrypt the startup disk on your Mac

University Systems will be unable to retrieve any of the information on this drive. Click the Continue button once the number has been recorded.


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If you quit the FileVault setup at this stage, a different key will be created next time. Apple can store the recovery key encrypted on their servers as a backup. Click Do not store the recovery key with Apple and then click the Continue button.

A computer encrypted with FileVault will display a login screen showing only the users that are allowed to unencrypt the computer. As a security measure, if the login screen is left inactive for approximately five minutes, the computer will shut down automatically. Select the FileVault tab and you will see the progress bar show the time remaining.

Encryption On Mac

If you reboot or shutdown while the disk is being encrypted, the process will continue where it left off. Note the drive is not fully encrypted until the process has completed. Skip to global menu.

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