malevolent program

Noun
  1. A computer program designed to have undesirable or harmful effects (synset 106585196)
    is a type of: computer program, computer programme, program, programme - (computer science) a sequence of instructions that a computer can interpret and execute
    subtypes:
    • logic bomb, slag code - a set of instructions inserted into a program that are designed to execute (or `explode') if a particular condition is satisfied; when exploded it may delete or corrupt data, or print a spurious message, or have other harmful effects
    • trojan, trojan horse - a program that appears desirable but actually contains something harmful
    • computer virus, virus - a software program capable of reproducing itself and usually capable of causing great harm to files or other programs on the same computer
    • worm - a software program capable of reproducing itself that can spread from one computer to the next over a network

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