SysKey Utility to Prevent Windows Password Cracking

SYSKEY is a utility that encrypts the hashed password information in a SAM database in a Windows system using a 128-bit encryption key.

SysKey utility, also called the SAM lock tool, It can be helpful for preventing hackers from cracking Windows passwords

Microsoft Windows Security Accounts Management Database (SAM) stores hashed copies of user passwords. This database is encrypted with a locally stored system key. To keep the SAM database secure, Windows requires that the password hashes are encrypted. Windows prevents the use of stored, unencrypted password hashes.

Configure Windows System Key Protection Utility


Note The Microsoft Windows NT 4.0 SAM database was not encrypted by default. You can encrypt the Windows NT 4.0 SAM database by using the SysKey utility.

Note If you must remotely restart a computer that requires a password (if you use the Password Startup option),