code: func promptPassphrase(confirmation bool) string {
  	passphrase, err := console.Stdin.PromptPassword("Passphrase: ")
  	if err != nil {
  		utils.Fatalf("Failed to read passphrase: %v", err)
  	}
  
  	if confirmation {
  		confirm, err := console.Stdin.PromptPassword("Repeat passphrase: ")
  		if err != nil {
  			utils.Fatalf("Failed to read passphrase confirmation: %v", err)
  		}
  		if passphrase != confirm {
  			utils.Fatalf("Passphrases do not match")
  		}
  	}
  
  	return passphrase
  }
docs: // promptPassphrase prompts the user for a passphrase.  Set confirmation to true
  // to require the user to confirm the passphrase.