After being interrogated for days by the Department of Homeland Security in the aftermath of a major terrorist attack on San Francisco, California, seventeen-year-old Marcus, released into what is now a police state, decides to use his expertise in computer hackiing to set things right.
Probably my favorite Doctorow book. All about the problematic reaction the US government has in responding to terrorism, and an imagined near future where some find new ways to fight back.