How to retrieve a password after a computer forgets the password

Collect common password cracking methods for computer operations:

I. Forgot the Windows logon Password

Countermeasure in WinXP: Delete the SAM file under system32 config in the system installation directory and restart the system. At this time, the Administrator account has no password. log on to the system with the Administrator account without entering any password, after entering the system, you can reset the login account password.

Ii. Forget the Windows Power Management Password

You can also set a password for the Windows power management function. When this function is enabled, the system requires a password when it returns from the energy-saving status.

If you forget the password, you can use the method used to crack the Windows logon password.

3. Forget the Windows Screen saver password

Solution: Press F8 after the instance is started, select safe mode to start, enter Windows, right-click the blank area on the desktop, and select "properties"/screen protection from the shortcut menu, cancel "password protection.

4. Forget the SETUP Password

If you forget the password, you cannot set CMOS. If you can use a computer but cannot enter the CMOS settings, you can solve this problem: Start DEBUG in DOS state, and then enter the following command to manually clear the SETUP password:

_ O 70 16

_ O 71 16

_ Q

You can also use the CMOS password cracking software to display the CMOS password. There are many such software, such as Cmospwd, it supports various BIOS such as Acer, AMI, AWARD, COMPAQ, DELL, IBM, packard bell, PHOENIX, and zenith ami. The CMOS password is displayed when the program is started in DOS.

5. Forget the SYSTEM password

If you forget the SYSTEM password in the CMOS settings, you will not be able to start the machine. The solution is to open the chassis, remove the battery, connect the positive and negative poles, and discharge the CMOS, clear all the content in CMOS (including the password, of course), and then restart the system to set it.

Note: For some motherboard With the CMOS Password clear jumper, refer to the motherboard manual to transient the jumper, so that the CMOS password can also be cleared.

6. Forget the WinZip compressed package Password

Solution: use the software UZPC (Ultra Zip Password Cracker) to retrieve the lost Password. When using the software, you must first set an appropriate decryption method, such as "backdoor mode", "exhaustive mode", "dictionary mode", and "pattern matching mode, generally, the "Brute Force mode" is used, and the software tests all possible passwords until the final result is found.

7. Forgot the RAR compressed package Password

After forgetting the RAR compressed package password, you can download a CRARK software to crack it. It mainly uses the command line to crack the RAR compressed package password. Generally, you only need to use the "crark rar compressed package file name" command directly and use the default parameters to crack it.

8. view the "*" Password

Many passwords are displayed as "*" on the screen, so we cannot directly see the original characters of the password. If you use software dedicated to cracking the "*" password, you can find out the original characters of these passwords.

There are many such software, such as Password Spectator Pro available in WinXP. When using the tool, you only need to open the "*" window, start the software, press the Ctrl key, and press the left mouse button in the password column, the original characters of these "*" passwords are displayed.

9. Forget the Outlook Express Password

If you forget your password and cannot access the emails received by OutLook Express or use the address book, you can restart the computer, press F8, and select "safe mode ", you do not need a password to start OE again. Then you can create a new user (you cannot change the password) and import the information to the new user mailbox.

10. Forget the Microsoft Office Password

Solution: use the software to crack the password of Office documents, there are a lot of such software, such as AOPR (download URL http://www.elcomsoft.com /), this software can simultaneously crack the passwords generated by Microsoft Office series Word, Excel, Access, and other software. It can also crack Word *. search for the password of the DOT template file.