Quickly restore Windows 2000 / XP forgotten administrator password
First, remove the SAM file, clear the Administrator account password Windows 2000 Winnt / System32 / Config directory has a SAM file (ie account password database file), which saves all usernames and passwords in Windows 2000. When you log in, the system will use the username and password you typed, and the encrypted data in the SAM file is paired. If the two are fully compliant, it will enter the system smoothly, otherwise it will not be logged in, so we can use the delete SAM The method of the file is to restore the administrator password. After deleting SAM files, restart, at this time, the administrator administrator account has no password. At this time, you can log in to the system with the Administrator account, do not enter any password, enter the system, then reset your administrator account password. Second, from the SAM file, the tool is required here, the tool is LC4, run LC4, open and create a task, then click "Import → Import from Sam File", open the SAM file to be cracked, at this time, LC4 will automatically analyze This file and display the username in the file; then click "Session → Begin Audit" to start cracking the password. If the password is not very complicated, it will get the result in a short period of time. However, if the password is more complicated, it takes a long time. At this time, we need to use the following method. Third, after using the password reset disk, after logging in to Windows XP without using the "Welcome Screen" login method, press the "Ctrl Alt Del" key button, appear "Windows Security" window, click on the option Change Password button, changing the password window. In this window, the current user's password backup is backed up, click the "Backup" button in the lower left corner, activate "Forgot Password Wizard", and follow the prompt to create a password reset. If you enter the wrong password in Windows XP, you will pop up the Login Failure window. If you can't think of your password, you can click the "Reset" button, start the password reset forward, pass The password re-add plate that has just created, reset the password, log in to Windows XP. Fourth, using the software to modify the password Windows Key 5.0 and Windows XP / 2000 / NT Key These two software can automatically modify the Administrator password to 12345, and log in with this account after restarting the system, and then re-modify it in the "Control Panel" user The administrator password can be. Software Name: Windows Key 5.0 Usage: 3 files are generated after running: txtsetup.oem, winkey.sys and winkey.inf, copy them into a floppy disk, make a Windows Key disk. Then use the Windows XP to install the disc to start the computer, press the F6 key during the startup process to install a third-party driver during the startup process. At this point, the Windows Key floppy will automatically jump to the WindowsKey interface, then it will force the administrator's password to "12345". Software Name: Windows XP / 2000 / NT Key Usage: Use it to make a driver floppy disk; then start the computer with the installation CD, press "S" during the startup process, insert the drive floppy disk, the system administrator account administrator's password will Changed to 12345.
