code: private List<String> existingDangerousProperties() {
          String[] lines = propertiesReader();
          List<String> propertiesFound = new ArrayList<>();
          for (String line : lines) {
              for (String key : DANGEROUS_PROPERTIES.keySet()) {
                  if (line.contains(key) && line.contains(DANGEROUS_PROPERTIES.get(key))) {
                      propertiesFound.add(line);
                  }
              }
          }
          return propertiesFound;
      }
docs: Checks system properties for any dangerous properties that indicate root.
  @return - list of dangerous properties that indicate root