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Books > Computing & IT > Computer communications & networking
AD HOC NETWORKS: Technologies and Protocols is a concise in-depth treatment of various constituent components of ad hoc network protocols. It reviews issues related to medium access control, scalable routing, group communications, use of directional/smart antennas, network security, and power management among other topics. The authors examine various technologies that may aid ad hoc networking including the presence of an ability to tune transmission power levels or the deployment of sophisticated smart antennae. Contributors to this volume include experts that have been active in ad hoc network research and have published in the premier conferences and journals in this subject area. AD HOC NETWORKS: Protocols and Technologies will be immensely useful as a reference work to engineers and researchers as well as to advanced level students in the areas of wireless networks, and computer networks.
In the last few years, most parts of the world have morphed into an electronically interdependent economic unit where a disruption in one marketplace affects the others. New technologies have emerged, transforming the ways we do business and, consequently, redesigning the world. Innovation in disruptive technologies pushes new and more agile firms to set new benchmarks and forces established companies to revisit existing models or re-invent themselves to stay competitive. Disruptive Technologies, Innovation and Global Redesign: Emerging Implications provides case studies as well as practical and theoretical papers on the issues surrounding disruptive technologies, innovation, global redesign. This book will be a useful reference for academics, students, policymakers and professionals in the fields of emerging and disruptive technologies, innovation, economic planning, technology and society, technology transfer, and general technology management.
The Workshop on the Economics of Information Security was established in 2002 to bring together computer scientists and economists to understand and improve the poor state of information security practice. WEIS was borne out of a realization that security often fails for non-technical reasons. Rather, the incentives of both - fender and attacker must be considered. Earlier workshops have answered questions ranging from?nding optimal levels of security investement to understanding why privacy has been eroded. In the process, WEIS has attracted participation from the diverse?elds such as law, management and psychology. WEIS has now established itself as the leading forum for interdisciplinary scholarship on information security. The eigth installment of the conference returned to the United Kingdom, hosted byUniversityCollegeLondononJune24-25,2009.Approximately100researchers, practitioners and government of?cials from across the globe convened in London to hear presentations from authors of 21 peer-reviewed papers, in addition to a panel and keynote lectures from Hal Varian (Google), Bruce Schneier (BT Co- terpane), Martin Sadler (HP Labs), and Robert Coles (Merrill Lynch). Angela Sasse and David Pym chaired the conference, while Christos Ioannidis and Tyler Moore chaired the program committee.
This book describes the struggle to introduce a mechanism that enables next-generation information systems to maintain themselves. Our generation observed the birth and growth of information systems, and the Internet in particular. Surprisingly information systems are quite different from conventional (energy, material-intensive) artificial systems, and rather resemble biological systems (information-intensive systems). Many artificial systems are designed based on (Newtonian) physics assuming that every element obeys simple and static rules; however, the experience of the Internet suggests a different way of designing where growth cannot be controlled but self-organized with autonomous and selfish agents. This book suggests using game theory, a mechanism design in particular, for designing next-generation information systems which will be self-organized by collective acts with autonomous components. The challenge of mapping a probability to time appears repeatedly in many forms throughout this book. The book contains interdisciplinary research encompassing game theory, complex systems, reliability theory and particle physics. All devoted to its central theme: what happens if systems self-repair themselves?
This book describes the concept of a Software Defined Mobile Network (SDMN), which will impact the network architecture of current LTE (3GPP) networks. SDN will also open up new opportunities for traffic, resource and mobility management, as well as impose new challenges on network security. Therefore, the book addresses the main affected areas such as traffic, resource and mobility management, virtualized traffics transportation, network management, network security and techno economic concepts. Moreover, a complete introduction to SDN and SDMN concepts. Furthermore, the reader will be introduced to cutting-edge knowledge in areas such as network virtualization, as well as SDN concepts relevant to next generation mobile networks. Finally, by the end of the book the reader will be familiar with the feasibility and opportunities of SDMN concepts, and will be able to evaluate the limits of performance and scalability of these new technologies while applying them to mobile broadb and networks.
This book presents a detailed overview of a rapidly emerging topic in modern communications: cognitive wireless networks. The key aspects of cognitive and cooperative principles in wireless networks are discussed in this book. Furthermore, 'Cognitive Wireless Networks' advocates the concept of breaking up the cellular communication architecture by introducing cooperative strategies among wireless devices. Cognitive wireless networking is the key to success in handling the upcoming dynamic network configurations and exploiting this cross-over to the fullest extent.
This is the first book entirely devoted to providing a perspective on the state-of-the-art of cloud computing and energy services and the impact on designing sustainable systems. Cloud computing services provide an efficient approach for connecting infrastructures and can support sustainability in different ways. For example, the design of more efficient cloud services can contribute in reducing energy consumption and environmental impact. The chapters in this book address conceptual principles and illustrate the latest achievements and development updates concerning sustainable cloud and energy services. This book serves as a useful reference for advanced undergraduate students, graduate students and practitioners interested in the design, implementation and deployment of sustainable cloud based energy services. Professionals in the areas of power engineering, computer science, and environmental science and engineering will find value in the multidisciplinary approach to sustainable cloud and energy services presented in this book.
This volume contains the final proceedings of the special stream on security in E-government and E-business. This stream has been an integral part of the IFIP World Computer Congress 2002, that has taken place from 26-29 August 2002 in Montreal, Canada. The stream consisted of three events: one tutorial and two workshops. The tutorial was devoted to the theme "An Architecture for Information Se curity Management," and was presented by Prof. Dr. Basie von Solms (Past chairman of IFIP TC 11) and Prof. Dr. Jan Eloff (Past chairman of IFIP TC 11 WG 11.2). Both are from Rand Afrikaans University -Standard Bank Academy for Information Technology, Johannesburg, South Africa. The main purpose of the tutorial was to present and discuss an Architecture for Informa tion Security Management and was specifically of value for people involved in, or who wanted to find out more about the management of information secu rity in a company. It provided a reference framework covering all three of the relevant levels or dimensions of Information Security Management. The theme of the first workshop was "E-Government and Security" and was chaired by Leon Strous, CISA (De Nederlandsche Bank NY, The Netherlands and chairman of IFIP TC 11) and by Sabina Posadziejewski, I.S.P., MBA (Al berta Innovation and Science, Edmonton, Canada)."
This title addresses various open issues related to performance monitoring, performance management and performance control. It covers the performance management aspects of broadband wired and wireless cellular networks in an integrated fashion, and highlights the role of performance management in assisting network control procedures.
An aerial robot is a system capable of sustained flight with no direct human control and able to perform a specific task. A lighter than air robot is an aerial robot that relies on the static lift to balance its own weight. It can also be defined as a lighter than air unmanned aerial vehicle or an unmanned airship with sufficient autonomy. Lighter than air systems are particularly appealing since the energy to keep them airborne is small. They are increasingly considered for various tasks such as monitoring, surveillance, advertising, freight carrier, transportation. This book familiarizes readers with a hierarchical decoupled planning and control strategy that has been proven efficient through research. It is made up of a hierarchy of modules with well defined functions operating at a variety of rates, linked together from top to bottom. The outer loop, closed periodically, consists of a discrete search that produces a set of waypoints leading to the goal while avoiding obstacles and weighed regions. The second level smoothes this set so that the generated paths are feasible given the vehicle's velocity and accelerations limits. The third level generates flyable, timed trajectories and the last one is the tracking controller that attempts to minimize the error between the robot measured trajectory and the reference trajectory. This hierarchy is reflected in thestructure and contentof the book. Topics treated are: Modelling, Flight Planning, Trajectory Design and Control. Finally, some actual projects are described in the appendix. This volume will prove useful for researchers and practitioners working in Robotics and Automation, Aerospace Technology, Control and Artificial Intelligence. "
Over one billion people access the Internet worldwide, and new problems of language, security, and culture accompany this new excess in access. Computer-Mediated Communication across Cultures: International Interactions in Online Environments provides readers with the foundational knowledge needed to communicate safely and effectively with individuals from other countries and cultures via online media. Through a closer examination of the expanded global access to the Web, this book discusses the use and design of cross-cultural digital media and the future of the field for executives, marketers, researchers, educators, and the average user.
The efficient management of a consistent and integrated database is a central task in modern IT and highly relevant for science and industry. Hardly any critical enterprise solution comes without any functionality for managing data in its different forms. Web-Scale Data Management for the Cloud addresses fundamental challenges posed by the need and desire to provide database functionality in the context of the Database as a Service (DBaaS) paradigm for database outsourcing. This book also discusses the motivation of the new paradigm of cloud computing, and its impact to data outsourcing and service-oriented computing in data-intensive applications. Techniques with respect to the support in the current cloud environments, major challenges, and future trends are covered in the last section of this book. A survey addressing the techniques and special requirements for building database services are provided in this book as well.
This book describes the design and implementation of Cloud Armor, a novel approach for credibility-based trust management and automatic discovery of cloud services in distributed and highly dynamic environments. This book also helps cloud users to understand the difficulties of establishing trust in cloud computing and the best criteria for selecting a service cloud. The techniques have been validated by a prototype system implementation and experimental studies using a collection of real world trust feedbacks on cloud services. The authors present the design and implementation of a novel protocol that preserves the consumers' privacy, an adaptive and robust credibility model, a scalable availability model that relies on a decentralized architecture, and a cloud service crawler engine for automatic cloud services discovery. This book also analyzes results from a performance study on a number of open research issues for trust management in cloud environments including distribution of providers, geographic location and languages. These open research issues illustrate both an overview of the current state of cloud computing and potential future directions for the field. Trust Management in Cloud Services contains both theoretical and applied computing research, making it an ideal reference or secondary text book to both academic and industry professionals interested in cloud services. Advanced-level students in computer science and electrical engineering will also find the content valuable.
ISGC 2009, The International Symposium on Grid Computing was held at Academia Sinica, Taipei, Taiwan in April 2009 bringing together prestigious scientists and engineers worldwide to exchange ideas, present challenges/solutions and introduce future development in the field of Grid Computing. Managed Grids and Cloud Systems in the Asia-Pacific Research Community presents the latest achievements in grid technology including Cloud Computing. This volume also covers international projects in Grid Operation, Grid Middleware, E-Science applications, technical developments in grid operations and management, Security and Networking, Digital Library and more. The resources used to support these advances, such as volunteer grids, production managed grids, and cloud systems are discussed in detail. This book is designed for a professional audience composed of grid users, developers and researchers working in the grid computing. Advanced-level students focusing on computer science and engineering will find this book valuable as a reference or secondary text book.
Software design is becoming increasingly complex and difficult as we move to applications that support people interacting with information and with each other over networks. Computer supported cooperative work applications are a typical example of this. The problems to be solved are no longer just technical, they are also social: how do we build systems that meet the real needs of the people who are asked to use them and that fit into their contexts of use. We can characterise these as wicked problems, where our traditional software engineering techniques for understanding requirements and driving these through into design are no longer adequate. This book presents the Locales Framework - and its five aspects of locale foundations, civic structures, individual views, interaction trajectory and mutuality - as a way of dealing with the intertwined problem-solution space of wicked problems. A locale is based on a metaphor of place as the lived relationship between people and the spaces and resources they use in their interactions. The Locales Framework provides a coherent mediating framework for ethnographers, designers, and software engineers to facilitate both understanding requirements of complex social situations and designing solutions to support these situations in all their complexity.
In a knowledge economy urban form and functions are primarily shaped by global market forces rather than urban planning. As the role of knowledge in wealth creation becomes a critical issue in cities, urban administrations and planners need to discover new approaches to harness the considerable opportunities of abstract production for a global order. ""Creative Urban Regions"" explores the utilization of urban technology to support knowledge city initiatives, providing scholars and practitioners with essential fundamental techniques and processes for the successful integration of information technologies and urban production. Converging timely research on a multitude of cutting-edge urban information communication technology issues, this ""Premier Reference Source"" will make a valuable addition to every reference library.
This dictionary is a collection of technical abbreviations and acronyms used in information and communication technologies and other industrial activities. They are used in industries, institutes, organisations and universities, all too often without mentioning their meaning. Areas covered by this dictionary are Information and Communication Technology (ICT), including hardware and software; Information Networks, including the Internet and the World Wide Web; Automatic Control; and ICT-related Computer-Aided Techniques and Activities. Apart from the technical terms this dictionary also lists abbreviated names of relevant organisations, conferences, symposia and workshops. This reference book is important for all practitioners and users in the areas mentioned above and those who consult or write technical material (manuals, guides, books, articles, marketing and teaching material). These publications often omit the meaning of acronyms and confront the reader with jargon too often difficult to understand. This edition contains over 33,000 items and differs from the previous one by deleting obsolete terms and less relevant acronyms. Ten thousand new items have been added.
Have you ever tried to figure out why your computer clock is off, or why your emails somehow have the wrong timestamp? Most likely, its due to an incorrect network time synchronization, which can be reset using the Network Time Protocol. Until now, most network administrators have been too paranoid to work with this, afraid that they would make the problem even worse. However, Expert Network Time Protocol: An Experience in Time with NTP takes the mystery out of time, and shows the network administrator how to regain the upper hand. This book is a fascinating look into NTP, and the stories behind the science. Written by Peter Rybaczyk, one of the foremost experts on NTP, this book will show the Network Administrator how to become more comfortable working with time.-->Table of Contents-->Multiple Views of TimeNetwork Administration and IT Trends Throughout History!NTP Operational, Historical, and Futuristic OverviewNTP ArchitectureNTP Design, Configuration, and Troubleshooting
MPLS-enabled networks are enjoying tremendous growth, but practical
information on managing MPLS-enabled networks has remained hard to
find. Until now.
This book describes state-of-the-art approaches to Fog Computing, including the background of innovations achieved in recent years. Coverage includes various aspects of fog computing architectures for Internet of Things, driving reasons, variations and case studies. The authors discuss in detail key topics, such as meeting low latency and real-time requirements of applications, interoperability, federation and heterogeneous computing, energy efficiency and mobility, fog and cloud interplay, geo-distribution and location awareness, and case studies in healthcare and smart space applications.
Lego robots Mindstorms are sweeping the world and fans need to
learn how to programme them
Information Systems (IS) are a nearly omnipresent aspect of the modern world, playing crucial roles in the fields of science and engineering, business and law, art and culture, politics and government, and many others. As such, identity theft and unauthorized access to these systems are serious concerns. Theory and Practice of Cryptography Solutions for Secure Information Systems explores current trends in IS security technologies, techniques, and concerns, primarily through the use of cryptographic tools to safeguard valuable information resources. This reference book serves the needs of professionals, academics, and students requiring dedicated information systems free from outside interference, as well as developers of secure IS applications. This book is part of the Advances in Information Security, Privacy, and Ethics series collection.
Microsoft Exchange 2000 Infrastructure Design explains from a
system designer's and administrator's perspective Microsoft's
Active Directory and its interaction with Exchange 2000, details
issues concerned with migration to Exchange 2000, and outlines the
specific technology and design issues relating to connectivity with
Exchange 2000. Readers will learn to use these technologies to
seamlessly co-exist with their current environment, migrate to a
native Exchange 2000 environment, and connect to the Internet as
well as to other messaging systems. The book's blend of expert
instruction and best practices will help any organization create
optimal system designs and configurations to support different
technical and business scenarios. |
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