Bluetooth Security: Gehrmann, Christian; Persson, Joakim; Smeets, Ben: 9781580535045: Book: Computers: eCampus.com

Preface

Part I: Bluetooth Security Basics

(120)

Introduction

(24)

Bluetooth system basics

(16)

Background

(1)

Trade-offs

(1)

Bluetooth protocol stack

(2)

Physical layer

(1)

Baseband

(6)

Link manager protocol

(2)

Logical link control and adaptation protocol

(1)

Host control interface

(2)

Profiles

(2)

Bluetooth security basics

(8)

User scenarios

(3)

Notions and terminology

(3)

References

(2)

Overview of the Bluetooth Security Architecture

(16)

Key types

(2)

Pairing and user interaction

(1)

Authentication

(1)

Link privacy

(6)

Protect the link

(1)

Encryption algorithm

(2)

Mode of operation

(2)

Unicast and broadcast

(1)

Communication security policies

(6)

Security modes

(4)

Security policy management

(1)

References

(1)

Bluetooth Pairing and Key Management

(22)

Pairing in Bluetooth

(1)

HCI protocol

(1)

LM protocol

(1)

Baseband events

(7)

Initialization key generation

(1)

Unit key generation

(2)

Combination key generation

(1)

Authentication

(2)

Master key generation

(1)

User interaction

(1)

Cipher key generation

(4)

Encryption key Kc

(1)

Constraint key K'c

(2)

Payload key Kp

(1)

Key databases

(7)

Unit keys generation requirements

(1)

Combination key generation requirements

(2)

Key databases

(3)

Semipermanent keys for temporary use

(1)

References

(2)

Algorithms

(16)

Crypto algorithm selection

(2)

Block ciphers

(1)

Stream ciphers

(1)

SAFER+

(6)

Authentication algorithm E1

(1)

Unit key algorithm E21

(1)

Initial key algorithm E22

(1)

Encryption key algorithm E3

(1)

Encryption engine

(1)

Ciphering algorithm E0

(5)

Initialization

(2)

Implementation aspects

(2)

References

(1)

Broadcast Encryption

(6)

Overview

(1)

Preparing for broadcast encryption

(1)

Switching to broadcast encryption

(4)

References

(2)

Security Policies and Access Control

(10)

Objectives

(3)

Trust relations

(1)

Security levels

(1)

Flexibility

(1)

Implementation considerations

(1)

Security manager architecture

(7)

Overview

(1)

Device trust level

(1)

Security level for services

(1)

Connection setup

(3)

Database contents and registration procedure

(1)

Reference

(1)

Attacks, Strengths, and Weaknesses

(24)

Eavesdropping

(8)

Impersonation

105

(2)

Pairing

107

(2)

Improper key storage

109

(3)

Disclosure of keys

110

(1)

Tampering with keys

111

(1)

Denial of service

111

(1)

Unit key

112

(1)

Location tracking

113

(3)

Bluetooth device address and location tracking

113

(2)

Five different types of location tracking attacks

115

(1)

Implementation flaws

116

(5)

References

117

(4)

Part II: Bluetooth Security Enhancements

121

(66)

Providing Anonymity

123

(16)

Overview of the anonymity mode

123

(1)

Address usage

124

(4)

The fixed device address, BD_ADDR_fixed

124

(1)

The active device address, BD_ADDR

125

(3)

Alias addresses, BD_ADDR_alias

128

(1)

Modes of operation

128

(1)

Inquiry and paging

129

(2)

Connectable mode

129

(1)

Private connectable mode

130

(1)

General connectable mode

131

(1)

Alias authentication

131

(2)

Pairing

133

(1)

Anonymity mode LMP commands

133

(3)

Address update, LMP active address

134

(1)

Alias address exchange, LMP alias address

134

(1)

Fixed address exchange, LMP fixed address

135

(1)

Pairing example

136

(3)

References

138

(1)

Key Management Extensions

139

(28)

Improved pairing

140

(9)

Requirements on an improved pairing protocol

140

(1)

Improved pairing protocol

141

(6)

Implementation aspects and complexity

147

(2)

Higher layer key exchange

149

(5)

IEEE 802.1x port-based network access control

150

(2)

Higher layer key exchange with EAP TLS

152

(2)

Autonomous trust delegation

154

(13)

Security group extension method

154

(6)

Public key--based key management

160

(3)

Group extension method versus public key method

163

(1)

References

164

(3)

Security for Bluetooth Applications

167

(20)

Headset

168

(5)

Headset security model

168

(1)

Pass-key and key management

169

(2)

Example

171

(2)

Network access

173

(8)

Common access keys

174

(1)

Security architecture

175

(1)

Network service subscription

175

(2)

Initial connection

177

(2)

Subsequent access to NAcPs

179

(2)

SIM access

181

(6)

The SIM access profile

181

(1)

Securing SIM access

182

(2)

References

184

(3)

Glossary

187

(2)

List of Acronyms and Abbreviations

189

(6)

About the Authors

195

(2)

Index

197


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