Smart grid technology is a moniker for an effort to update the nation's antiquated electrical grid, which experts say is inefficient, prone to failure and vulnerable to cyber sabotage.

专家说，智能网技术名字的意思是为了更新国家电网的陈旧，名字的意思效率低下，容易失败，容易受到网络的破坏。

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The Pentagon has developed a list of cyber-weapons and -tools, including viruses that can sabotage an adversary's critical networks, to streamline how the United States engages in computer warfare.

五角大楼开发了一系列的网络武器和工具，包括病毒可以用于破坏一个敌人的重要网络，强化美国从事电脑作战的能力。

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Prof Wen Weiping at the School of Software and Microelectronics at Peking University also backs these claims by telling China Daily that "cyber-sabotage" targeting China is growing rapidly.

BBC: China media: Hacking denial

The investigation follows publication last week of details of the cyber-sabotage program, including the use of a computer worm called Stuxnet, which Iran has acknowledged it found in its computers.

WSJ: FBI Probes Leaks About Cyberattacks by U.S.

Possible homeland events could range from terrorism and acts of sabotage to cyber attacks to the use of a WMD.

CENTERFORSECURITYPOLICY: Center for Security Policy | The Measure of a Superpower: A Two Major Regional Contingency Military for the 21st Century