<P> Since the case, both defendants have written extensively about IT matters . Gold, who detailed the entire case at some length in the Hacker's Handbook, has presented at conferences alongside the arresting officers in the case . </P> <P> Based on the ELC's recommendations, a private member's bill was introduced by Conservative MP Michael Colvin . The bill, supported by the government, came into effect in 1990 . Sections 1 - 3 of the Act introduced three criminal offences: </P> <Ol> <Li> unauthorised access to computer material, punishable by 12 months' imprisonment (or 6 months in Scotland) and / or a fine "not exceeding level 5 on the standard scale" (since 2015, unlimited); </Li> <Li> unauthorised access with intent to commit or facilitate commission of further offences, punishable by 12 months / maximum fine (or 6 months in Scotland) on summary conviction and / or 5 years / fine on indictment; </Li> <Li> unauthorised modification of computer material, punishable by 12 months / maximum fine (or 6 months in Scotland) on summary conviction and / or 10 years / fine on indictment; </Li> </Ol> <Li> unauthorised access to computer material, punishable by 12 months' imprisonment (or 6 months in Scotland) and / or a fine "not exceeding level 5 on the standard scale" (since 2015, unlimited); </Li>

What is illegal under the computer misuse act 1990