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
...