But since 1995, that simple anatomy has given way to several separate backbones -- thousands of miles of extremely-high-bandwidth fiber-optic cable owned by the likes of Sprint, GTE, IBM, and MCI WorldCom, connecting major metropolitan areas all over the country.

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But he asked me to think harder about the anatomy of the attachments holding the tumor in.

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The exact anatomy of the shield is known only to the Chinese government, but most security professionals believe it's capable of not only filtering for certain politically charged keywords, but also examining the structure and origin of information moving into and out of the country's networks.

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When we think "double life, " we think about affairs, tax evasion, even pedophilia and rape, says Dr. Gail Saltz, the author of "Anatomy of a Secret Life: The Psychology of Living a Lie, " but in the United States a terror plot seems relatively far-fetched.

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But given that much of the cyber initiative remains classified--including key details like the anatomy of the government's new networking monitoring technology and the degree to which it will be deployed on private sector networks--building trust with the private sector will be difficult, McConnell argues.

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Mr Targowski pointed out that Prof Black, who lectures in anatomy and forensic anthropology at Dundee University, was an expert in her own field, but not a medic.

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