Trust and Risk in Internet Commerce Book

	Preface	ix
	Introduction	1
1	The Internet	5
	What Is the Internet?	5
	What Are Its Origins?	6
	Where Is the Internet?	9
	Who Is on the Internet?	14
	How Does the Internet Work?	18
	Layers of Protocol and Stages of a Transaction	30
	Commercial Transactions	31
	Evaluating Information On-line	36
	Pricing and Quality in Internet Commerce	40
	Convergence and the Internet	43
2	Money	47
	Functions of Money	47
	Digital Information Money	51
	Money Vendors	54
3	Basic Cryptography	57
	Private Key Cryptography	60
	Public Key Cryptography	61
	Hash Functions	63
4	Security Goals	65
	Threats to Electronic Information Systems	66
	Confidentiality	68
	Availability	70
	Scalability	72
	Authentication	73
	Integrity	75
	Nonrepudiation	76
5	Key Management Is Trust Management	79
	Symmetric Key Management	80
	Asymmetric Key Management	83
	Digital Certificates	83
	Key Length	92
	Pseudonymity and Anonymity	93
	Microdata Security	95
6	Privacy Perspectives	99
	Law Enforcement: Trust Us	101
	The Business Community: Trust Me	105
	System Designers: Ignore Me	107
	Social Critics: Trust for the Common Good	108
	Europeans: Limit Trust	110
7	Privacy in Law, Privacy in Practice	115
	State Law	117
	Federal Law	121
	Privacy and Information Technology	130
8	Data Reporting: Trusting the Government	145
	Required Information Reporting	145
	Reporting Examples	152
	Reconsidering Requirements	157
	Cryptography Policy	163
	Disclosure Summary	166
9	Transactions	169
	Reliability	170
	Scalability	174
	Divisibility	175
	Interoperability	176
	Open Systems, Standards, and Protocols	179
10	Examination of Internet Commerce Systems	183
	Distinctions among Commerce Systems	184
	Analyses of Various Systems	186
	Example Analyses	190
	Credit Cards: A Notational System	190
	Cash: A Token System	199
	Summary	204
11	Internet Currencies	207
	Notational Currencies	207
	First Virtual	207
	Secure Sockets Layer	215
	Secure Electronic Transaction	220
	Token Currencies	230
	Digicash	232
	MicroMint	237
	Millicent	246
	Summary	250
12	The Coming Collapse in Internet Commerce	255
	References	263
	Index	275