![]() When FileVault is turned on, your Mac will always require your password when you log in, though this is a setting that can also be applied without any encryption, too. Starting with OSX 10.10 Yosemite, the operating system now encourages users to turn on FileVault during the setup process. It will also help erase the Mac of its data using Find My Mac if the machine ends up in the wrong hands. ![]() That changed with FileVault 2, which Apple introduced with OS X 10.7 Lion.įileVault 2 (which wasn’t referred to by Apple with the numbering) provides full-disk encryption using XTS-AES-128 encryption with a 256-bit key, able to keep away everyone who doesn't have the password to unlock the content stored on your Mac's startup disk. The original FileVault was launched in 2003 – along with OS X 10.3 Panther – and was applicable only to a user's home directory. ![]() Apple's first attempt at native encryption wasn't the best in its class.
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