Another week, another wave of cyber alarm in America. On Wednesday both the New York Stock Exchange and United Airlines suspended activity for several hours due to mysterious computing problems, while the Wall Street Journal’s website briefly went down. All three insisted that the outages reflected technical hitches, not malicious attack. But many are anxious after past assaults on mighty American companies and agencies.
上周，美国拉响了又一波网络警报。上周三，纽约证交所(NYSE)和美国联合航空(United Airlines)都因为神秘的计算机故障暂停运转数小时，《华尔街日报》(WSJ)网站也短暂出现无法打开的问题。以上三家机构都坚称，服务中断是因为技术故障，而非恶意攻击。但此前一些强大的美国企业和机构遭受的攻击让许多人对此感到焦虑。
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