In this book, three recent electronic cash (e-cash) systems, Juang-Liaws divisible e-cash, Juangs D- cash, and Chen-Jan-Chens deposit delegation scheme, are first reviewed. Then, a novel e-cash system based on bilinear pairing is designed to attain a more secure and efficient level which has the function of anonymity revocation. To achieve the anonymity revocation function, we construct a new ID- based blind signature scheme where the blindly signed message contains a trustee-approved ...
In this book, three recent electronic cash (e-cash) systems, Juang-Liaws divisible e-cash, Juangs D- cash, and Chen-J...