This weekend, while much of the country is visiting family or finishing up last-minute Christmas shopping, Allison Nixon will be working overtime to prevent hackers from disrupting the holiday. Cyberattacks targeting videogame systems have become an unpleasant late-December tradition. In 2014, hackers launched Christmas Day attacks that caused outages on Sony Corp.’s PlayStation Network and Microsoft Corp.’s Xbox Live service, which connect millions of videogamers to online-gaming systems. Would-be attackers threatened, in...

Source: Wall Street Journal December 22, 2017 10:30 UTC