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Authentication System FAQ

IC-Card Authentication Trouble

I want to change my PIN.

【Windows】

  1. Connect a card reader to your computer
  2. Insert IC card into the card reader
  3. Go to Start menu on Windows (it is found at the left bottom corner) > All Programs > Certificate Management Utility > Choose Certificate management tool
  4. A pop-up window will appear. Enter your PIN.
  5. Certificate management tool pop-up window will appear
  6. Choose Change your PIN.
  7. Enter new PIN and click OK.
  8. Wait until the message 'PIN is being changed' disappears.
  9. Close the Certificate management tool.

【Mac】

  1. Connect a card reader to your computer
  2. Insert IC card into the card reader
  3. Press Control + Space
  4. Spotlight search window will appear. Enter 'terminal' in the box.
  5. Choose terminal.app
  6. A new pop-up window will appear. Copy and paste the following command and press Return. -> find /Library/libdnpki -name *dnpchpin If file path is not found, try -> find . -name *dnpchpin
  7. If a file path is found, copy and paste it on the pop-up window. Press Return.
  8. Enter your current PIN followed by a new PIN.
  9. Once it is all completed successfully, a message 'PIN is successfully changed' will appear.
  10. Close the window.

※PIN must be between 8 and 16 characters. Please follow the guideline here.

 

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