The records of a governmental entity or political subdivision regarding security measures designed for the protection of persons or property, public or private, are not subject to this chapter. These records include:
(1) security plans;
(2) security codes and combinations, and passwords;
(3) passes and keys;
(4) security procedures; and
(5) building and public works designs, to the extent that the records or information relate to the ongoing security measures of a public entity.