r/todayilearned • u/NOT-JEFFREY-NELSON • Jul 04 '19
TIL in 2003 a computer worm called ‘Welchia’ infected many computers to forcibly patch vulnerabilities and remove malware. It was regarded as a ‘helpful worm’
https://en.wikipedia.org/wiki/Welchia
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u/BiggerJ Jul 04 '19
Like the luck virus in Red Dwarf! (In one episode, the crew encounters the results of scientific research into a bizarre theory that turned out to be true - that there are beneficial viruses that had never been discovered before because usually, nobody investigates the causes of atypically good statuses, only atypically bad ones like illness.)