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The Computer Misuse Act 1990

The Computer Misuse Act 1990. Computer Misuse Act 1990. 4 key points you need to learn/understand/revise. Computer Misuse Act - Reasons. No laws specifically to deal with computer crime prior to 1990 The Misuse Act is often labeled “anti-hacking legislation”

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The Computer Misuse Act 1990

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  1. The Computer Misuse Act 1990

  2. Computer Misuse Act 1990 • 4 key points you need to learn/understand/revise

  3. Computer Misuse Act - Reasons • No laws specifically to deal with computer crime prior to 1990 • The Misuse Act is often labeled “anti-hacking legislation” • It was enacted to respond to the growing threat of hacking to computersystems and data • Previously hacking was not illegal in theUK. Act now covers much more.

  4. Levels of Offence • The Act specifies 3 levels of offence • In summary these are:- • Unauthorised Access • Unauthorised access with intent to commit another offence • Unauthorised modification of data (writing viruses comes under this level)

  5. Penalties • Unauthorised Access (level 1) is called a summary offence and penalties are limited to 6 months imprisonment and/or a maximum fine of £5000 • The other two offences (levels 2 and 3) are more serious and carry jail terms of up to 5 years and unlimited fines

  6. Example 1 • A student hacks into a college database to impress his friendsunauthorised access • Later he decides to go in again, to alter his grades, but cannot find the correct fileunauthorised access with intent • A week later he succeeds and alters his gradesunauthorised modification of data

  7. Example 2 • An employee who is about to made redundant finds the Managing Director’s password; logs into the computer system using this and looks at some confidential filesunauthorised access • After asking a friend, he finds out how to delete files and wipes the main customer databaseunauthorised modification • Having received his redundancy notice he goes back in to try and cause some damage but fails to do sounauthorised access with intent...

  8. Prosecutions A disgruntled IT supplier hacked estate agency website and replaced pictures of houses with pornography. £1250 fine. A WPC used police national computer to access electoral rolls and car registration records in attempts to track down woman who had an affair with her boyfriend. 3 months imprisonment Defendant aka The Black Baron authored Pathogen and Queeg viruses. 18 months imprisonment Ex-employee stole 1,700 customer records on backup tape before setting up competitive PC networking company. Conditional discharge and £15 fine Ex-employee made unauthorised use of his former employer's Mercury telephone account to make "free" calls. £900 fine

  9. Problems • However, prosecutions under the Computer Misuse Act are rare for a number of reasons • Offences difficult to prove • Evidence difficult to collect - firms do not co-operate with police • Firms embarrassed by hacking - particularly banks • Employees often simply sacked/demoted • Police lack expertise; time; money • Offence perceived as ‘soft crime’ no one injured/hurt

  10. Summary/Revision 1. Use this website: Computer Misuse Act Cases to find 2 examples each of level 1, 2 and 3 offences 2. Use your textbook and/or Internet sources to make notes on the ComputerMisuse Act Note: Some of the information in this presentation is courtesy of Frank McAree (Alcester Grammar School). Big respect to anyone with the initials FM!

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