Amazon.com description: Product Description: As the Internet continues to transform commerce, the method of payment is critical to conducting business across the network. This work offers a survey of the major electronic payment systems available, from a technical user perspective. Requiring a basic familiarity with computing and networking, the book covers various Internet payment systems including E-cash, SET (secure electronic transactions), FSTC electronic check project, and Millicent. It also identifies the properties unique to various systems, provides a working knowledge of the necessary cryptography, and explains the protocols involved.