Securing Wireless LANs : A Practical Guide for Network Managers, LAN Administrators and the Home Office User
Gilbert. Held
Bok Engelsk 2004 · Electronic books.
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| Utgitt | Hoboken : : Wiley, , 2004.
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| Omfang | 1 online resource (274 p.)
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| Opplysninger | Description based upon print version of record.. - securing wireless LANs; contents; Preface; Acknowledgements; Chapter 1 Introduction to Wireless LANs; 1.1 SECURING THE INSECURE; 1.1.1 AAE AND A FUNCTIONS; 1.1.2 AUTHENTICATION; 1.1.3 AUTHORIZATION; 1.1.4 ENCRYPTION; 1.1.5 ACCOUNTING; 1.1.6 PRACTICAL NETWORK PROTECTION METHODS; 1.2 NETWORK ARCHITECTURE; 1.2.1 BASIC NETWORKING DEVICES; 1.2.2 THE WIRELESS LAN STATION; 1.2.3 THE ACCESS POINT; 1.2.4 THE WIRELESS BRIDGE; 1.2.5 THE WIRELESS ROUTER; 1.2.6 THE BASIC SERVICE SET; 1.2.7 THE EXTENDED SERVICE SET (ESS); 1.2.8 STATION SERVICES; 1.3 IEEE WIRELESS LAN STANDARDS. - 1.3.1 THE BASIC IEEE 802.11 STANDARD1.3.2 802.11B; 1.3.3 802.11A; 1.3.4 802.11C; 1.3.5 802.11D; 1.3.6 802.11E; 1.3.7 802.11F; 1.3.8 802.11G; 1.3.9 802.11H; 1.3.10 802.11I; 1.4 BOOK PREVIEW; 1.4.1 FRAME FORMATS AND BASIC SECURITY OPERATIONS; 1.4.2 UNDERSTANDING WIRELESS SIGNALS; 1.4.3 UNDERSTANDING WEP; 1.4.4 SECURITY RISKS; 1.4.5 PROPRIETARY SECURITY ENHANCEMENT TECHNIQUES; 1.4.6 STANDARDS BASED SECURITY; Chapter 2 Frame Formats and Basic Security Operation; 2.1 FRAME FORMATS; 2.1.1 BASIC FRAME FORMAT; 2.1.2 FRAME CONTROL FIELD; 2.1.3 CONTROL FRAMES; 2.1.4 MANAGEMENT FRAMES. - 2.1.5 THE AUTHENTICATION PROCESS2.2 WEP AND PRIVACY; 2.2.1 MISCONCEPTIONS; 2.2.2 DEVELOPMENT CONSTRAINTS; 2.2.3 DEFICIENCIES; Chapter 3 Understanding Wireless Signals; 3.1 THE WIRELESS RF SPECTRUM AND BASIC MEASUREMENTS; 3.1.1 FREQUENCY; 3.1.2 PERIOD AND WAVELENGTH; 3.1.3 BANDWIDTH; 3.1.4 THE FREQUENCY SPECTRUM; 3.1.5 POWER MEASUREMENTS; 3.1.6 POWER LEVEL; 3.1.7 SIGNAL-TO-NOISE RATIO; 3.2 ANTENNA BASICS; 3.2.1 BASIC OPERATION; 3.2.2 CATEGORIES; 3.2.3 ANTENNA GAIN; 3.2.4 DIRECTIONALITY AND EIRP; 3.2.5 POWER LEVELS; 3.2.6 PROPAGATION LOSS; 3.2.7 INCREASING ANTENNA GAIN; 3.2.8 POWER LIMITS. - 3.2.9 RECEIVER SENSITIVITY3.2.10 REDUCING EMITTED RADIATION; 3.2.11 HORIZONTAL TRANSMISSION DISTANCE; 3.2.12 EQUIPMENT POSITIONING; 3.2.13 USING MONITORING EQUIPMENT; Chapter 4 Understanding WEP; 4.1 THE WEP FRAME BODY; 4.1.1 THE IV; 4.1.2 THE ICV; 4.1.3 THE NAKED DEFAULT; 4.1.4 WEP KEY LIMITATIONS; 4.2 LOCATING AND OBSERVING WIRELESS LAN TRAFFIC; 4.2.1 NETWORK STUMBLER; 4.2.2 MONITORING WITH AIROPEEK; 4.3 RC4; 4.3.1 OVERVIEW; 4.3.2 OPERATION; 4.3.3 ILLUSTRATIVE EXAMPLE; 4.3.4 STRENGTHS AND WEAKNESSES; 4.4 WEP WEAKNESS; 4.4.1 UNSAFE AT ANY SIZE; 4.4.2 THE INSECURITY OF 802.11. - 4.4.3 EXPLOITING RC4 WEAKNESS4.4.4 BREAKING WEP; 4.4.5 AIRSNORT; 4.4.6 WEPCRACK; Chapter 5 Security Risks and Countermeasures; 5.1 THE SSID; 5.1.1 OVERVIEW; 5.1.2 OVERRIDING THE SSID; 5.1.3 OBTAINING THE SSID; 5.1.4 COUNTERMEASURES; 5.2 EAVESDROPPING; 5.2.1 OVERVIEW; 5.2.2 THREATS; 5.2.3 COUNTERMEASURES; 5.3 MASQUERADE; 5.3.1 OVERVIEW; 5.3.2 COUNTERMEASURES; 5.4 DATA MODIFICATION; 5.4.1 OVERVIEW; 5.4.2 COUNTERMEASURES; 5.5 FILE SHARING; 5.5.1 OVERVIEW; 5.5.2 WINDOWS 95; 5.5.3 WINDOWS 2000; 5.5.4 COUNTERMEASURES; 5.6 JAMMING; 5.6.1 OVERVIEW; 5.6.2 COUNTERMEASURES; 5.7 ENCRYPTION ATTACKS. - 5.7.1 OVERVIEW. - Wireless LANs will enable small teams and communities to communicate via their mobile devices without cables. This new technology will facilitate communication in small businesses/teams such as in hospitals, on construction sites, warehouses, etc.Held provides a comprehensive guide to the implementation, planning and monitoring of all aspects of wireless LAN security in small offices/small to medium business (SMBs).Securing Wireless LANs is timely in addressing the security issues of this important new technology and equips its readers with the tools they need to make the appro
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| Emner | |
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| ISBN | 0470851279
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