Editing Computer security (section)

===Target and Home Depot breaches===
A Ukrainian hacker known as [[Rescator]] broke into [[Target Corporation]] computers in 2013, stealing roughly 40 million credit cards,<ref>{{cite news |url=http://www.businessweek.com/articles/2014-03-13/target-missed-alarms-in-epic-hack-of-credit-card-data |title=Target Missed Warnings in Epic Hack of Credit Card Data |first1=Michael |last1=Riley |first2=Ben |last2=Elgin |first3=Dune |last3=Lawrence |first4=Carol |last4=Matlack |work=Businessweek |date=17 March 2014 |archive-url=https://web.archive.org/web/20150127015928/http://www.businessweek.com/articles/2014-03-13/target-missed-alarms-in-epic-hack-of-credit-card-data |archive-date=27 January 2015  }}</ref> and then [[Home Depot]] computers in 2014, stealing between 53 and 56 million credit card numbers.<ref>{{cite web|url=https://www.cnet.com/news/53-million-emails-stolen-in-home-depot-breach/ |first1=Seth |last1=Rosenblatt |title=Home Depot says 53 million emails stolen|date=6 November 2014|publisher=CBS Interactive|work=CNET|url-status=live|archive-url=https://web.archive.org/web/20141209035159/http://www.cnet.com/news/53-million-emails-stolen-in-home-depot-breach/|archive-date=9 December 2014}}</ref> Warnings were delivered at both corporations, but ignored; physical security breaches using [[Self-checkout|self checkout machine]]s are believed to have played a large role. "The malware utilized is absolutely unsophisticated and uninteresting," says Jim Walter, director of threat intelligence operations at security technology company McAfee – meaning that the heists could have easily been stopped by existing [[antivirus software]] had administrators responded to the warnings. The size of the thefts has resulted in major attention from state and Federal United States authorities and the investigation is ongoing.