code: private static String obfuscatePropertyValue(final String value) {
      if (value == null || value.indexOf('{') > -1)
        return value;
      return "[[[" + ObfuscationManager.obfuscate(value) + "]]]";
    }
docs: Takes the given value and obfuscates it as well as it can. It ignores
  {reference} directives, returning any value that contains a '{' character
  unchanged. Other values are passed through the ObfuscationManager to hide
  their values.