This volume describes the nature of cyber threats, including cyber warfare, the policies and practices currently in place, and proposes optimal responses to the challenges we face.

The transformation of cyberspace and cyber conflict -- The nature of cyberspace -- Of viruses and vulnerabilities -- Nations in conflict -- Cyber war and the law -- Cyber-insurgency -- Protecting the web -- The fundamental problem of identity -- Cybercrime -- Cyber conflict and the constitution -- Dataveillance and cyber conflict -- Privacy for the cyber age -- No more secrets -- Encryption and wiretapping -- The devil in the system: hardware failures -- Enduring questions -- The economics of cybersecurity -- The role of government regulating the private sector -- Protecting America's critical infrastructure -- The organization of the US Government -- Challenging questions of policy and organization -- The "borderless" international Internet -- The future and beyond -- What the future holds -- Concluding thoughts.