(i) it is not practical to seize or similarly secure the computer data; or (ii) it is necessary to ensure that data will not be destroyed, altered or otherwise interfered with; (b) exercise reasonable care while the computer system or computer data storage medium is retained. (6) Any person who wilfully obstructs the lawful exercise of the powers under this section or misuses the powers granted under this section commits an offence and is liable on conviction to–– (a) in the case of an individual, a fine not exceeding $5000 or imprisonment for a term not exceeding 2 years or both; and (b) in the case of a body corporate, a fine not exceeding $10,000. (7) In this section–– “decryption information” means information or technology that enables a person to readily unscramble encrypted data into an intelligible format; “encrypted data” means data which has been transformed from its plain text version to an unintelligible format, regardless of the technique utilised for such transformation and irrespective of the medium in which such data occurs or can be found for the purposes of protecting the content of such data; and “unencrypted version” means original data before it has been transformed into an unintelligible format. Real time collection of traffic data 23. ––(1) Upon an application made under oath or affidavit, a police officer or other authorised person must demonstrate to the satisfaction of a judge or magistrate that there are reasonable grounds to believe that traffic data associated with specified communications and related to or connected with a person under investigation is reasonably required for the purposes of a specific criminal investigation, a judge may issue a warrant requiring a service provider, to–– (a) collect or record traffic data in real-time; and (b) provide only the traffic data to the authorised person, provided that such real-time collection or recording of traffic data must not be ordered for a period beyond that which is absolutely necessary and in any event for a period not exceeding 90 days. (2) When issuing a warrant under subsection (1), the judge or magistrate must be satisfied that–– (a) the extent of interception is commensurate, proportionate and necessary for the purposes of a specific criminal investigation or prosecution; 16