(a) the security, defence or international relations of the State; (b) the existence or identity of a confidential source of information relating to the enforcement of a criminal law; (c) the provision of services directly related to communications infrastructure, banking and financial services, public utilities, public transportation or public key infrastructure; or (d) the protection of public safety and public health, including systems related to essential emergency services such as police, civil defence and medical services. (3) For the purposes of any prosecution under this section, it shall be presumed, until the contrary is proved, that the accused has the requisite knowledge referred to in subsection (2) if there is, in respect of the computer or program or data, an electronic or other warning exhibited to the accused stating that unauthorised access to that computer or program or data attracts an enhanced penalty under this section. 10. (1) A person who receives or is given access to any program or data held in a computer who is not authorised to receive or have access to that program or data, from another person and he knows that that person has obtained that program or data through authorised or unauthorised means commits an offence and is liable on summary conviction to a fine of fifteen thousand dollars and to imprisonment for two years or to both. Unauthorised receiving or giving access to computer program or data (2) A person who has obtained any program or data held in a computer through authorised means and gives that program or data to another person who he knows is not authorised to receive or have access to that program or data commits an offence and is liable on summary conviction to a fine of fifteen thousand dollars and to imprisonment for two years or to both. 11. (1) A person who engages in conduct, including in introducing any computer contaminant into any computer, computer system, or computer network, which causes a computer or such system or network to cease to function permanently or temporarily and at the time he engages in that conduct he has (a) knowledge that the conduct is unauthorised; (b) the requisite knowledge; and (c) the requisite intent, commits an offence and is liable on summary conviction to a fine of fifty thousand dollars and to imprisonment for ten years or to both. (2) For the purposes of subsection (1) - 10 Causing a computer to cease to function