In this division:
"protected information" means—
(a) any information obtained from the use of a surveillance device under a warrant, emergency authorisation, corresponding warrant or corresponding emergency authorisation; or
(b) any information relating to—
(i) an application for, issue of, existence of or expiry of a warrant, emergency authorisation, corresponding warrant or corresponding emergency authorisation; or
(ii) an application for approval of powers exercised under an emergency authorisation; or
(iii) an application under a corresponding law for approval of powers exercised under a corresponding emergency authorisation.