s 430 (1.1) Everyone commits mischief who wilfully
(a) destroys or alters computer data;
(b) renders computer data meaningless, useless or ineffective;
(c) obstructs, interrupts or interferes with the lawful use of computer data; or
(d) obstructs, interrupts or interferes with a person in the lawful use of computer data or denies access to computer data to a person who is entitled to access to it.
(5) Everyone who commits mischief in relation to computer data
(a) is guilty of an indictable offence and liable to imprisonment for a term not exceeding ten years; or
(b) is guilty of an offence punishable on summary conviction.
Definition of computer data
(8) In this section, computer data has the same meaning as in subsection 342.1(2) [“computer data means representations, including signs, signals or symbols, that are in a form suitable for processing in a computer system”].