The Smeg Virus Construction Kit (or SMEG) is a

polymorphic engine A polymorphic engine (sometimes called mutation engine or mutating engine) is a software component that uses polymorphic code to alter the payload while preserving the same functionality. Polymorphic engines are used almost exclusively in ma ...

written by virus writer Chris Pile, known as The Black Baron. SMEG is an acronym for Simulated Metamorphic Encryption Generator. Messages within the two viruses Pile created with it, SMEG.Pathogen and SMEG.Queeg, suggest that it is also an allusion to the word smeg, used as a profanity by characters in the British TV series

Red Dwarf ''Red Dwarf'' is a British science fiction comedy franchise created by Rob Grant and Doug Naylor, which primarily consists of a television sitcom that aired on BBC Two between 1988 and 1999, and on Dave since 2009, gaining a cult following. T ...

. The engine is designed to be used to add polymorphism to viruses. In 1995, Pile was sentenced to 18 months in prison for creating the viruses, becoming the first person convicted under the

Computer Misuse Act The Computer Misuse Act 1990 is an Act of the Parliament of the United Kingdom, introduced partly in response to the decision in ''R v Gold & Schifreen'' (1988) 1 AC 1063 (see below). Critics of the bill complained that it was introduced hastily ...

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See also