E L E C T R O N I C
P A Y M E N T
S Y S T E M S
CONTENTS
PREFACE
1 MOTIVATION FOR ELECTRONIC PAYMENT
2 CHARACTERISTICS OF CURRENT PAYMENT SYSTEMS
2.1 Cash Payments
2.2 Payment Through Banks
2.3 Using Payment Cards
2.4 Consumer Preferences in Payment Systems
2.5 Regulatory Framework
3 CRYPTOGRAPIC TECHNIQUES
3.1 Encryption and Decryption
3.2 Symmetric Encryption
3.3 Message Digesting or Hasing
3.4 Kerberos
3.5 Asymmetric or Public-Key Encryption
3.6 RSA
3.7 Public-Key Management
3.8 Transport of Security Information
3.9 Dual Signatures
3.10 Nonces
3.11 Blind Signatures
3.12 Chip Cards / Smart Cards
4 CREDIT CARD- BASED SYSTEMS
4.1 Mail Order/Telephone Order (MOTO) Transactions
4.2 Unsecured Network Payments
4.3 First Virtual
4.4 Collect All Relevant Information (CARI)
4.5 The Secure Socket Layer (SSL)
4.6 CyberCash
4.7 i-Key Protocol (iKP)
4.8 Secure Electronic Payment Protocol (SEPP)
4.9 Secure Electronic Transactions (SET)
4.10 Summary
5 ELECTRONIC CHECKS
5.1 FSTC Electronic Check Project
5.2 NetBill
5.3 NetCheque
5.4 Electronic Check Summary
6 ELECTRONIC CASH PAYMENT SYSTEMS
6.1 Ecash (DigiCash)
6.2 Project CAFE
6.3 NetCash
6.4 CyberCoin
6.5 Mondex
6.6 EMV Cash Cards
6.7 Remarks
7 MICROPAYMENT SYSTEMS
7.1 Millicent
7.2 SubScrip
7.3 PayWord
7.4 iKP Micropayment Protocol
7.5 MicroMint
7.6 Micropayments Summary and Analysis
8 PAYMENT SYSTEMS - PROSPECTS FOR THE FUTURE