covers new developments in computer technology. Most chapters present an overview of a current subfield within computers, with many citations, and often include new developments in the field by the authors of the individual chapters. Topics include hardware, software, theoretical underpinnings of computing, and novel applications of computers. This current volume emphasizes information security issues and includes topics like certifying computer professionals, non-invasive attacks ("cognitive hacking"), computer files as legal evidence ("computer forensics") and the use of processors on plastic ("smartcards").