Secure Key for Windows 7 Products

When it comes to Windows 7 (or Windows Server 2008), some people think that their product key is safe, even some internal network administrators in the company believe that the keys of the Windows 7 system deployed by the company will not be leaked. However, this is not the case. As we all know, our keys are written in the registry. Although we cannot see the real product key in the Windows attribute, we can easily unlock this layer through some software.

 

You cannot see the product key in the property:

View product keys using other software:

And all the more malicious keys are provided:

In front of these software, is your product key easily leaked (another ,). To avoid key theft, we can use Windows software licensing management tool (slmgr. vbs) to ensure the security of product keys. PassSlmgr /?You can see thatProgramHelp information:

On the second page of help information/CpkyCommand to clear the product key information in the registry:

RunSlmgr/cpkyCommand, the following error is prompted:

This command needsAdministrator identityRun, Run cmd as administrator, and run slmgr/cpky again:

After clearing the product key information, check the key status of the current machine:

Software 1:

Software 2:

After using/cpky, the system is still in the active state. You can rest assured that:

 

References:

1. Easy-to-use Windows software authorization management tool-slmgr

2. How to use the Windows server license manager script-slmgr. vbs

3. Use the slmgr command to protect the key security of Windows 7 Products