Overview#
HKEY_LOCAL_MACHINE is one of several registry hives that make up the
Windows registry.
HKEY_LOCAL_MACHINE Windows registry hive contains the majority of the configuration information for the software you have installed, as well as for the Microsoft Windows Operating System.
HKEY_LOCAL_MACHINE hive also contains lots of valuable and Sensitive Data about currently detected hardware and device drivers.
The following registry keys are located under the HKEY_LOCAL_MACHINE hive:
- HKEY_LOCAL_MACHINE\BCD00000000
- HKEY_LOCAL_MACHINE\COMPONENTS
- HKEY_LOCAL_MACHINE\DRIVERS
- HKEY_LOCAL_MACHINE\HARDWARE
- HKEY_LOCAL_MACHINE\SAM
- HKEY_LOCAL_MACHINE\Schema
- HKEY_LOCAL_MACHINE\SECURITY
- HKEY_LOCAL_MACHINE\SOFTWARE
- HKEY_LOCAL_MACHINE\SYSTEM
Hidden Subkeys in HKEY_LOCAL_MACHINE#
In most configurations, the following subkeys are hidden keys, and therefore can't be browsed like the other keys under the HKLM registry hive:
- HKEY_LOCAL_MACHINE\SAM
- HKEY_LOCAL_MACHINE\SECURITY
Most of the time these keys appear blank when you open them and/or contain subkeys that are blank.
There might be more information for this subject on one of the following: