Clear product key from Windows Registry to prevent disclosure attacks

By on June 27, 2009 2

Its simple command that clear product key from Windows Registry, then no product key reliever or retriever works; that help to prevent disclosure attack like recovery of product key by anonymous user.


How To:

1. Run Command Prompt as Administrator (Elevated Command Prompt) and execute the following command:

slmgr -cpky or

slmgr /cpky

2. Wait for confirmation dialog box and restart PC to take effect. It helps genuine Windows user to secure Windows License.

Applies To:
  • Windows Server 2008 R2
  • Windows Server 2008
  • Windows 7 Ultimate
  • Windows 7 Enterprise
  • Windows 7 Professional
  • Windows 7 Home Premium
  • Windows 7 Home Basic
  • Windows Vista Ultimate
  • Windows Vista Enterprise
  • Windows Vista Business
  • Windows Vista Home Premium
  • Windows Vista Home Basic

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  • Clarks

    Mines doesnt work, it says slmgr is not recognised as an external or internal command, operable program or batch file. HELP

  • http://www.bestregistrycleanersreview.net Edmond Poplin

    Great info here! I have been searching for this everywhere, and I’m glad I finally came across it! Keep up the great work.