Codes: An Introduction to Information Communication and Cryptography

Codes: An Introduction to Information Communication and Cryptography PDF

Author: Norman L. Biggs

Publisher: Springer Science & Business Media

Published: 2008-12-16

Total Pages: 274

ISBN-13: 1848002734

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Many people do not realise that mathematics provides the foundation for the devices we use to handle information in the modern world. Most of those who do know probably think that the parts of mathematics involvedare quite ‘cl- sical’, such as Fourier analysis and di?erential equations. In fact, a great deal of the mathematical background is part of what used to be called ‘pure’ ma- ematics, indicating that it was created in order to deal with problems that originated within mathematics itself. It has taken many years for mathema- cians to come to terms with this situation, and some of them are still not entirely happy about it. Thisbookisanintegratedintroductionto Coding.Bythis Imeanreplacing symbolic information, such as a sequence of bits or a message written in a naturallanguage,byanother messageusing (possibly) di?erentsymbols.There are three main reasons for doing this: Economy (data compression), Reliability (correction of errors), and Security (cryptography). I have tried to cover each of these three areas in su?cient depth so that the reader can grasp the basic problems and go on to more advanced study. The mathematical theory is introduced in a way that enables the basic problems to bestatedcarefully,butwithoutunnecessaryabstraction.Theprerequisites(sets andfunctions,matrices,?niteprobability)shouldbefamiliartoanyonewhohas taken a standard course in mathematical methods or discrete mathematics. A course in elementary abstract algebra and/or number theory would be helpful, but the book contains the essential facts, and readers without this background should be able to understand what is going on. vi Thereareafewplaceswherereferenceismadetocomputeralgebrasystems.

Introduction to Cryptography

Introduction to Cryptography PDF

Author: Wade Trappe

Publisher: Pearson

Published: 2006

Total Pages: 600

ISBN-13:

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This text is for a course in cryptography for advanced undergraduate and graduate students. Material is accessible to mathematically mature students having little background in number theory and computer programming. Core material is treated in the first eight chapters on areas such as classical cryptosystems, basic number theory, the RSA algorithm, and digital signatures. The remaining nine chapters cover optional topics including secret sharing schemes, games, and information theory. Appendices contain computer examples in Mathematica, Maple, and MATLAB. The text can be taught without computers.

Coding Theory and Cryptography

Coding Theory and Cryptography PDF

Author: D.C. Hankerson

Publisher: CRC Press

Published: 2000-08-04

Total Pages: 370

ISBN-13: 0824704657

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Containing data on number theory, encryption schemes, and cyclic codes, this highly successful textbook, proven by the authors in a popular two-quarter course, presents coding theory, construction, encoding, and decoding of specific code families in an "easy-to-use" manner appropriate for students with only a basic background in mathematics offering revised and updated material on the Berlekamp-Massey decoding algorithm and convolutional codes. Introducing the mathematics as it is needed and providing exercises with solutions, this edition includes an extensive section on cryptography, designed for an introductory course on the subject.

Handbook of Communications Security

Handbook of Communications Security PDF

Author: F. Garzia

Publisher: WIT Press

Published: 2013

Total Pages: 681

ISBN-13: 1845647688

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Communications represent a strategic sector for privacy protection and for personal, company, national and international security. The interception, damage or lost of information during communication can generate material and non material economic damages from both a personal and collective point of view. The purpose of this book is to give the reader information relating to all aspects of communications security, beginning at the base ideas and building to reach the most advanced and updated concepts. The book will be of interest to integrated system designers, telecommunication designers, system engineers, system analysts, security managers, technicians, intelligence personnel, security personnel, police, army, private investigators, scientists, graduate and postgraduate students and anyone that needs to communicate in a secure way.

Introduction To Cryptography And Network Security

Introduction To Cryptography And Network Security PDF

Author: Dr. Geetha V

Publisher: AG PUBLISHING HOUSE (AGPH Books)

Published: 2023-02-14

Total Pages: 225

ISBN-13: 811902575X

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Over the last several years, there have been two key shifts in how much emphasis a business places on the information security. Before the broad availability of data processing tools, physical and administrative papers were the primary means by which an organisation ensured the safety of information it deemed important. The latter category includes activities like vetting potential new employees. Using sturdy filing cabinets secured by a key or combination lock is an instance of the latter. The development of computers has resulted in the critical need for reliable automated methods of safeguarding data saved in digital form. For the systems like time-sharing systems, this is necessary, and for those that could be accessed through a public telephone data network or the internet, the requirement might be much more pressing. Distributed systems and the use of the networks and the communications facilities for transferring data between terminal user and computer represent the second significant shift that has had an impact on security. Data in transit must be protected, which is why network security is essential. Since every corporation, government agency, and educational institution uses a complex web of linked networks to connect its computer systems, the term "network security" is deceptive. As a field of study, cryptography is concerned with the development of secure systems for transmitting private information across a network. Art and cryptography go hand in hand. Cryptography ensures that people may continue to trust the digital world. The electric channel is a trustworthy place for people to do business without the need to resort to trickery.

Everyday Cryptography

Everyday Cryptography PDF

Author: Keith M. Martin

Publisher: OUP Oxford

Published: 2012-02-29

Total Pages: 551

ISBN-13: 0191625884

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Cryptography is a vital technology that underpins the security of information in computer networks. This book presents a comprehensive introduction to the role that cryptography plays in providing information security for technologies such as the Internet, mobile phones, payment cards, and wireless local area networks. Focusing on the fundamental principles that ground modern cryptography as they arise in modern applications, it avoids both an over-reliance on transient current technologies and over-whelming theoretical research. Everyday Cryptography is a self-contained and widely accessible introductory text. Almost no prior knowledge of mathematics is required since the book deliberately avoids the details of the mathematical techniques underpinning cryptographic mechanisms, though a short appendix is included for those looking for a deeper appreciation of some of the concepts involved. By the end of this book, the reader will not only be able to understand the practical issues concerned with the deployment of cryptographic mechanisms, including the management of cryptographic keys, but will also be able to interpret future developments in this fascinating and increasingly important area of technology.

Introduction to Cryptography with Coding Theory [rental Edition]

Introduction to Cryptography with Coding Theory [rental Edition] PDF

Author: Wade Trappe

Publisher: Pearson

Published: 2020-03-02

Total Pages: 640

ISBN-13: 9780136731542

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This print textbook is available for students to rent for their classes. The Pearson print rental program provides students with affordable access to learning materials, so they come to class ready to succeed. For courses in Cryptography, Network Security, and Computer Security. A broad spectrum of cryptography topics, covered from a mathematical point of view Extensively revised and updated, the 3rd Edition of Introduction to Cryptography with Coding Theory mixes applied and theoretical aspects to build a solid foundation in cryptography and security. The authors' lively, conversational tone and practical focus inform a broad coverage of topics from a mathematical point of view, and reflect the most recent trends in the rapidly changing field of cryptography. 0136731546 / 9780136731542 INTRODUCTION TO CRYPTOGRAPHY WITH CODING THEORY [RENTAL EDITION], 3/e

Everyday Cryptography

Everyday Cryptography PDF

Author: Keith Martin

Publisher: Oxford University Press

Published: 2017-06-22

Total Pages: 672

ISBN-13: 0191092061

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Cryptography is a vital technology that underpins the security of information in computer networks. This book presents a comprehensive introduction to the role that cryptography plays in providing information security for everyday technologies such as the Internet, mobile phones, Wi-Fi networks, payment cards, Tor, and Bitcoin. This book is intended to be introductory, self-contained, and widely accessible. It is suitable as a first read on cryptography. Almost no prior knowledge of mathematics is required since the book deliberately avoids the details of the mathematics techniques underpinning cryptographic mechanisms. Instead our focus will be on what a normal user or practitioner of information security needs to know about cryptography in order to understand the design and use of everyday cryptographic applications. By focusing on the fundamental principles of modern cryptography rather than the technical details of current cryptographic technology, the main part this book is relatively timeless, and illustrates the application of these principles by considering a number of contemporary applications of cryptography. Following the revelations of former NSA contractor Edward Snowden, the book considers the wider societal impact of use of cryptography and strategies for addressing this. A reader of this book will not only be able to understand the everyday use of cryptography, but also be able to interpret future developments in this fascinating and crucially important area of technology.

Applied Cryptography

Applied Cryptography PDF

Author: Dr. K. Vimala Devi

Publisher: Academic Guru Publishing House

Published: 2024-01-22

Total Pages: 228

ISBN-13: 8119843282

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An intriguing field of study that exists at the convergence of computer science, mathematics, and electrical engineer-ing is cryptology. Due to the rapid pace of cryptology's development, it is difficult to keep up with everything. The theoretical underpinnings of the field have been fortified over the past quarter-century; we now have a firm grasp of security definitions and methods for demonstrating the security of structures. Additionally, rapid advancements are observed in the field of applied cryptography, where obsolete algorithms are compromised and withdrawn, while novel algorithms and protocols arise. Cryptography has infiltrated virtually every aspect of life, including medical implants, cell phones, bank cards, automobiles, and email programs. Research have made significant strides in securing these two applications. This represents a significant departure from the historical practice of restricting cryptography to extremely specific applications, such as financial systems and government communications. The pervasiveness of crypto algorithms has necessitated that an expanding number of individuals comprehend their operation and practical applications. This matter is tackled in this book through the provision of an all-encompassing introduction to applied cryptography that is suitable for both students and industry professionals.

Coding and Cryptography

Coding and Cryptography PDF

Author: Natasa Zivic

Publisher: Walter de Gruyter

Published: 2013-10-24

Total Pages: 134

ISBN-13: 348678126X

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This book presents the benefits of the synergetic effect of the combination of coding and cryptography. It introduces new directions for the interoperability between the components of a communication system. Coding and cryptography are standard components in today’s distributed systems. The integration of cryptography into coding aspects is very interesting, as the usage of cryptography will be common use, even in industrial applications. The book is based on new developments of coding and cryptography, which use real numbers to express reliability values of bits instead of binary values 0 and 1. The presented methods are novel and designed for noisy communication, which doesn ́t allow the successful use of cryptography. The rate of successful verifications is improved essentially not only for standard or “hard” verification, but even more after the introduction of “soft” verification. A security analysis shows the impact on the security. Information security and cryptography follow the late developments of communication theory by changing from “hard” to “soft”, which results in much better results.