Creeper and Reaper
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Creeper was the first computer worm, while Reaper was the first antivirus software, designed to eliminate Creeper.
Screenshot of a Creeper simulation
Computer worm
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A computer worm is a standalone malware computer program that replicates itself in order to spread to other computers. It often uses a computer network to spread itself, relying on security failures o
Creeper and Reaper
…Creeper was the first computer worm, while Reaper was the first antivirus software, designed to eliminate Creeper. Creeper was an experimental computer program written by Bob Thomas at…
Hex dump of the Blaster worm, showing a message left for Microsoft CEO Bill Gates by the worm's creator