interest in wireless sensor networks can be promptly understood simply by thinking about what they essentially are: a large number of small sensing self-powered nodes which gather information or detect special events and communicate in a wireless fashion‚ with the end goal of handing their processed data to a base station. Sensing‚ processing and communication are three key elements whose combination in one tiny device gives rise to a vast number of applications [A1]‚ [A2]. Sensor networks provide
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Wireless Network Security Partha Dasgupta and Tom Boyd Dept. of Computer Science and Engineering Fulton School of Engineering Arizona State University partha@asu.edu‚ tboyd@asu.edu Abstract Wireless networking is inherently insecure. From jamming to eavesdropping‚ from man-inthe middle to spoofing‚ there are a variety of attack methods that can be used against the users of wireless networks. Modern wireless data networks use a variety of cryptographic techniques such as encryption and authentication
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An Efficient Node Authentication Algorithm for Wireless Sensor Network Using Public Key Cryptography and Hashing (Simulation & Algorithm) Syed Osama Meraj Department of Computer Science Mohammad Ali Jinnah University dreamzunlimited81@hotmail.com Sir. Rizwan ur Rashid Mohammad Ali Jinnah University rizwan@jinnah.edu 1.Abstract: The need for security in WSNs is unavoidable. Applications such as military‚ medical care‚ structural monitoring‚ and surveillance
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Panko and Panko Business Data Networks and Telecommunications‚ 8th Edition 1 Chapters 1–4: Introductory material Chapters 5–6: Switched networks Chapter 7: 802.11 standards and operation Chapter 8: 802.11 security‚ 802.11 management‚ other local wireless technologies‚ and cellular technologies Chapter 8 Chapters 9–10: Internetworking Panko and Panko Business Data Networks and Telecommunications‚ 8th Edition © 2011 Pearson Education‚ Inc. Publishing as Prentice Hall Chapter
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Management Information Systems 13e KENNETH C. LAUDON AND JANE P. LAUDON CHAPTER 7 TELECOMMUNICATIONS‚ THE INTERNET‚ AND WIRELESS TECHNOLOGY Virtual Collaboration for Lotus Sametime CASE 1 VIDEO CASE SUMMARY Lotus Sametime is an IBM virtual collaboration environment that is used by firms as a part of their enterprise systems. The objective of these systems is to increase collaboration among remote or mobile work teams while not increasing travel costs and meeting costs
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ARTICLE IN PRESS Telecommunications Policy 33 (2009) 29–40 Contents lists available at ScienceDirect Telecommunications Policy URL: www.elsevierbusinessandmanagement.com/locate/telpol Estimating scale economies of the wireless telecommunications industry using EVA data$ Changi Nam a‚ Youngsun Kwon a‚Â Seongcheol Kim b‚ Hyeongjik Lee c a b c School of IT Business‚ Information and Communications University‚ 119‚ Munjiro‚ Yuseong-gu‚ Daejon 305-732‚ Republic of Korea Associate Professor
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M4 - Telecommunications‚ the Internet‚ and Wireless Technology Discussion Questions: * Discuss the advantages of a company using the TCP/IP standard to build a network. Key Concept: At a high level‚ networks are advantageous because they allow computers and people to be connected together‚ so they can share resources. Some of the specific benefits of networking include communication‚ data sharing‚ Internet access‚ data security and management‚ application performance enhancement‚ and entertainment
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Cyber Café Network Solution 1. Introduction Cyber Café Network Solution 1 Since the emergence of the first cyber café in the early 1990s‚ cyber cafes have become very popular worldwide. In cyber cafes‚ people can enjoy entertainment‚ conveniently communicate with each other‚ and get the latest information from the world. Cyber cafes use different operation modes and various services. Users in cyber cafes can access Internet services‚ video chat with friends‚ play network games‚ watch films and
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9 2015 The Shanghai Wireless Cafe serves as a restaurant as well as a hotspot for wireless users. In order for the cafe to maintain their competitive advantage‚ they have to consider how to use latest technology trends so as to keep the business profitable and popular. To this direction‚ this paper focuses on Web 2.0‚ Mobile and E-commerce technologies‚ analyzing the risks and benefits of each area and how each of them can contribute to the expand of Shanghai Wireless Café. Christos Panagiotou
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4G Wireless Networks By Ja’Kedrick Pearson Professor Darlene Ringhand CIS 500 February 03‚ 2013 4G Wireless Networks Mobile phones have become a crucial part of our daily life nowadays. Everyone‚ from teenagers to old men‚ carry a personal cell phone. They are a vital part of today’s on-demand‚ on-the-go society. Mobile phones today have changed dramatically from the mobile phones of the past. From the huge brick-like mobile phones of 1995 to sleek and stylish smartphones we
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