Brenner (law and technology, U. of Dayton) explains what cybercrime is and how it affects the average citizen. She addresses legal and policy issues; the rise of cybercrime from mainframe computer hacking in the 1950s to today; different types, including identity theft, stalking, extortion, fraud, harassment, and viruses and worms; who criminals are; investigation and prosecution; the challenges cybercrime poses for law enforcement at the national and global levels; and balancing law with the privacy of US citizens. Annotation ©2010 Book News, Inc., Portland, OR (booknews.com)