What is CIH?
'''CIH''' (also known as '''Chernobyl''' or '''Spacefiller''') is a [[Windows 9x]] [[computer virus]] which first appeared in 1998.<ref name=Symantec>{{cite web |url=http://www.symantec.com/security_response/writeup.jsp?docid=2000-122010-2655-99 |title=W95.CIH |publisher=Symantec Corporation |access-date=28 March 2015}}</ref> It was created by Chen Ing-hau, a [[Chinese people|Chinese]] [[student]].<ref name=Symantec/> The name it was given is based on his initials.<ref name=Symantec/> After the virus is run on April 26, it will start adding [[wikt:random|random]] [[information|data]] to [[Computer file|files]] on the [[hard disk|hard drive]]. On some computers it will also corrupt the [[BIOS]]. This will leave the computer unable to [[wikt:operate|operate]] until the hard drive is recovered with [[data recovery]] software and the BIOS is manually reflashed. It does not infect [[Windows NT]] [[computer]]s. It resulted in over 1 [[billion]] [[USD]] worth in [[wikt:damage|damage]]s.<ref>[http://www.ithome.com.tw/node/38975 從CIH「重裝駭客」變身「除錯超人」] {{in lang|zh}}</ref> In 1999, [[IBM]] [[Transport|shipped]] some of their [[IBM Aptiva|Aptiva]] computers with the virus already on the computer.<ref>{{cite web|last=Weil|first=Nancy|date=April 8, 1999|title=Some Aptivas shipped with CIH virus|url=http://edition.cnn.com/TECH/computing/9904/08/aptivirus.idg/index.html|access-date=March 28, 2015|publisher=CNN|archive-date=March 6, 2016|archive-url=https://web.archive.org/web/20160306100122/http://edition.cnn.com/TECH/computing/9904/08/aptivirus.idg/index.html|url-status=dead}}</ref> Some games, like [[Activision]]'s [[SiN]]<ref>{{cite web|url=http://news.zdnet.co.uk/security/0,1000000189,2068990,00.htm|title=US Report: Gamers believe Activision's 'SiN' carries CIH virus|date=July 28, 1998|access-date=March 28, 2015|publisher=ZDNet|archive-date=April 17, 2009|archive-url=https://web.archive.org/web/20090417075559/http://news.zdnet.co.uk/security/0,1000000189,2068990,00.htm|url-status=dead}}</ref> and [[Electronic Arts]]' [[Wing Co