Windows 2000 only supported
standard format. It is group of legitimate keys, subkeys, and important in the
registry that supports the files and contains backups of its data is called
registry. On versions of Windows that
support the latest format, the following hives still use the standard format:
HKEY_CURRENT_USER, HKEY_LOCAL_MACHINE\SAM, HKEY_LOCAL_MACHINE\Security, and
HKEY_USERS\.DEFAULT; all other hives use the latest format.
