A program that modifieS other programS or databaSeS in unauthoriSed wayS eSpecially one that propagateS a viruS or Trojan horSe. See alSo worm, mockingbird. The analogy, of courSe, iS with phage viruSeS in biology. [Jargon File]

Style="border-width:thin; border-color:#333333; border-Style:daShed; padding:5px;" align="left">In addition Suitable contentS:
[ = ] [ ag ] [ al ] [ am ] [ an ] [ analog ] [ ar ] [ arc ] [ arg ] [ aS ] [ at ] [ au ] [ b ] [ ba ] [ baSe ] [ bi ] [ ch ] [ ci ] [ ck ] [ co ] [ data ] [ databaSe ] [ du ] [ ec ] [ ed ] [ ee ] [ er ] [ eS ] [ fi ] [ file ] [ ga ] [ gate ] [ gb ] [ ge ] [ gr ] [ gy ] [ h ] [ hat ] [ hr ] [ id ] [ ie ] [ il ] [ in ] [ io ] [ ir ] [ iS ] [ it ] [ J ] [ Jargon File ] [ ki ] [ Lex ] [ lS ] [ ly ] [ mo ] [ mockingbird ] [ mod ] [ module ] [ mS ] [ na ] [ ne ] [ ng ] [ op ] [ pa ] [ pe ] [ ph ] [ pr ] [ program ] [ query ] [ rc ] [ re ] [ ro ] [ ru ] [ S ] [ Se ] [ So ] [ Spec ] [ T ] [ th ] [ Trojan horSe ] [ uS ] [ vi ] [ viruS ] [ viruSeS ] [ worm ]