Computer Misuse Act 1990

JurisdictionUK Non-devolved
Citation1990 c. 18
he causes a computer to perform any function with intent to secure access to any program or data held in any computer F1, or to enable any such access to be secured ;the access he intends to secure F2, or to enable to be secured, is unauthorised; andhe knows at the time when he causes the computer to perform the function that that is the case.any particular program or data;a program or data of any particular kind; ora program or data held in any particular computer.on summary conviction in England and Wales, to imprisonment for a term not exceeding 12 months or to a fine not exceeding the statutory maximum or to both;on summary conviction in Scotland, to imprisonment for a term not exceeding F5512 months or to a fine not exceeding the statutory maximum or to both;on conviction on indictment, to imprisonment for a term not exceeding two years or to a fine or to both.to commit an offence to which this section applies; orto facilitate the commission of such an offence (whether by himself or by any other person) ;for which the sentence is fixed by law; orfor which a person who has attained the age of twenty-one years (eighteen in relation to England and Wales) and has no previous convictions may be sentenced to imprisonment for a term of five years (or, in England and Wales, might be so sentenced but for the restrictions imposed by section 33 of the (3) It is immaterial for the purposes of this section whether the further offence is to be committed on the same occasion as the unauthorised access offence or on any future occasion.(4) A person may be guilty of an offence under this section even though the facts are such that the commission of the further offence is impossible.on summary conviction in England and Wales, to imprisonment for a term not exceeding 12 months or to a fine not exceeding the statutory maximum or to both;on summary conviction in Scotland, to imprisonment for a term not exceeding F5612 months or to a fine not exceeding the statutory maximum or to both;on conviction on indictment, to imprisonment for a term not exceeding five years or to a fine or to both.he does any unauthorised act in relation to a computer;at the time when he does the act he knows that it is unauthorised; andeither subsection (2) or subsection (3) below applies.to impair the operation of any computer;to prevent or hinder access to any program or data held in any computer; F6orto impair the operation of any such program or the reliability of any such data; F7orto enable any of the things mentioned in paragraphs (a) to (c) above to be done.(3) This subsection applies if the person is reckless as to whether the act will do any of the things mentioned in paragraphs (a) F8to (d) F8to (c) of subsection (2) above.any particular computer;any particular program or data; ora program or data of any particular kind.a reference to doing an act includes a reference to causing an act to be done;act” includes a series of acts;a reference to impairing, preventing or hindering something includes a reference to doing so temporarily.on summary conviction in England and Wales, to imprisonment for a term not exceeding 12 months or to a fine not exceeding the statutory maximum or to both;on summary conviction in Scotland, to imprisonment for a term not exceeding F5712 months or to a fine not exceeding the statutory maximum or to both;on conviction on indictment, to imprisonment for a term not exceeding ten years or to a fine or to both.

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