This work aims to offer the reader with an understanding of the benefits and limitations of smart cards for secure applications, and shows how to make smart cards effective in protecting data and information. It provides the reader with a working knowledge of various cardholder identification methods, examines the hardware and software elements behind the different types of smart card, describes how neighbouring systems components can enhance or detract from the security of a card system, and offers advice on how to protect the smart card throughout all stages of its lifecycle. The book also gives an inside look at how smart cards are being used to provide security in the telecom, finance, health care and travel industries, examines the problems posed by multi-application cards, and explores up-to-date smart card issues and trends. Included is a model which can be used as a basis for designing virtually any smart card security system.