Deep black

When the National Security Agency intercepts and decodes an obscure email message indicating a severe threat to the US, the President considers his options. No Navy task force can solve this problem; it's too complicated for Delta Force and too delicate for the Marines. A B-2 bomber will only make things worse. But what if the same technology that made the interception possible could be used as an offensive weapon? Armed with satellites, ships, planes, and an array of sophisticated hardware the NSA proves as competent at covert action as it is at spying. Success leads to a permanent NSA Group, but the high-wire nature of its missions and the secretive, ego-driven culture of the agency means disaster always looms nearby...