![]() Unlike the first FileVault, which required a number of workarounds and still had compatibility problems with various programs and utilities, the new technology is transparent to the operating system and enhances security since it not only encrypts user data but also all other data on the drive, including system caches, application files, and system configuration files that might contain some personal information.įileVault 2 requires the hard drive to be partitioned with a recovery partition that in part acts to store the password and encryption keys used to decrypt the drive. One of the welcome features in OS X Lion was the replacement of Apple's first-generation FileVault file encryption technology, which only encrypted the home folder, with a new whole-disk encryption approach.
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