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The actual damage done was minimal, but it has all added to the sense of urgency, in America in particular, about the need to protect critical infrastructure from such an attack.

尽管实际的损害并不大，但是足以让我们提高警惕，尤其在美国更加需要维护系统避免受到攻击。

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While critics of the CA system have long feared that such an attack could be possible, this is the first time such an attack has been seen "in the wild".

尽管电子认证系统的批评者们已经长时间担心攻击的可能性，这还是第一次“在自然环境中”发生这种攻击。

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But even that market has suffered an attack of investor nerves.

ECONOMIST: The extraordinary edginess of crowds

The rise of social networks, for example, has aided an increasingly common kind of attack known as spear-phishing, says Greg Bell, global service leader for KPMG's information protection practice.

WSJ: Tech Companies Struggle to Keep Hackers at Bay

Player one has 30 attack worth of monsters that each hit for 5 damage on an attack and 100 energy.

FORBES: Zynga's War of the Fallen Is A Refined Card Battler