Wireless Network Security

WIRLESS NETWORK SECURITY

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CIS 647: NETWORK SYSTEMS

TERM PROJECT (FALL, 2010)

SUBMITTED BY:

DHIRAJ CHANDRA CHAUDHARY

STUDENT ID: 21013890

SUBMITTED TO:

DAVID PETTY

BELLEVUE UNIBERSITY

November 2010

TABLE OF CONTENTS

Letter of Appreciation …………………………………………………………………………….3

Abstract ………………………………………………………………………………………….. 4

Introduction ……………………………………………………………………………………….5

The IEEE 802.11 Wireless LAN Standard ………………………………………………………5

Network Security …………………………………………………………………………………6

WLAN Security Threats ………………………………………………………………………….8

Wireless Network Security Risks Solutions………………..……………………………………11

Changing Administrator’s default username and Passwords………………...................11

Turning on WPA / WEP ……………………... ………………………………………...11

Changing Default SSID .………..………………………………………………………11

Enabling MAC Address Filtering..……………………………………………………....12

Disabling SSID ………. ..……………………………………………………………….12

Not connecting automatically to Open Wi-Fi Networks ………………………………..12

Assigning Static IP Addresses to Devices……………………………………………….13

Enabling Firewalls on Each Computer and the Router ………………………………….13

Positioning the Router or Access Point Safely ………………………………………….13

Turning off the Network during unused period…………… ……………………………14

Conclusions ……………………………………………………………………………………...15

References………………………………………………………………………………………..17

Letter of Appreciation

I would like to express my sincere thanks from the core of my soul to Prof. David Petty, Bellevue University, for his sincere cooperation and suggestions. Without his valuable suggestions and guidance, I would not have been probably completed this graduate term project. I would also like to express my sincere thanks to my friends and colleagues who provided me their valuable