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 | | Cryptography and E-Commerce(1st Edition) A Wiley Tech Brief by Jon C. Graff Paperback, 208 Pages, Published 2000 by Wiley ISBN-13: 978-0-471-40574-0, ISBN: 0-471-40574-4 |
 | | An Introduction to Modern Cryptography by Jon Graff Paperback, 225 Pages, Published 2000 by Springer-Verlag ISBN-13: 978-0-387-98818-4, ISBN: 0-387-98818-1 |
