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010 a| 2022038004;

020 a| 9788770224079q| (print);

020 z| 9781003337768q| (ebook master);

020 z| 9781000792935q| (online);

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100 1 a| Alencar, Marcelo S.,d| 1957-?| UNAUTHORIZED;

245 10 a| Cryptography and network securityh| [electronic resource] /c| Marcelo Sampaio de Alencar, Institute of Advanced Studies in Communications University Center Senai Cimatec, Salvador.;

260 a| New York :b| River Publishers, Routledge, Taylor & Francis Group,c| [2022];

263 a| 2211;

300 a| pages cm.;

490 0 a| River publishers series in security and digital forensics;

504 a| Includes bibliographical references and index.;

506 a| Available only to authorized users.;

520 a| "Starting with the historical evolution of computer and communications networks and their security, the book then arrives at the main definitions of cryptography and network security. Next, the basics of information theory, how to measure information, the information associated with a certain source are also discussed. Source codes are presented, along with the concepts of information transmission, joint information, conditional entropy, mutual information and channel capacity. Computer networks are discussed, including the main protocols and network architectures, and the important TCP/IP protocol. Network security, a topic intrinsically connected to computer networks and the Internet, is presented, along with information about basic hacker attacks, alternatives to prevent attacks, data protection and secure protocols. The information theoretical aspects of cryptography are described including the hash function. An appendix includes a review of probability theory. Illustrations and graphics will help the reader understand the theory"--c| Provided by publisher.;

538 a| Mode of access: World Wide Web;

650 0 a| Data encryption (Computer science)=| ^A370164;

650 0 a| Computer networksx| Security measures.=| ^A388828;

650 0 a| Cryptography.=| ^A48560;

655 0 a| Electronic books.=| ^A491897;

856 40 z| Full text available from Taylor & Francis eBooksu| https://go.openathens.net/redirector/ecu.edu?url=https%3A%2F%2Fwww.taylorfrancis.com%2Fbooks%2F9781003337768;

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Cryptography and network security / Marcelo Sampaio de Alencar, Institute of Advanced Studies in Communications University Center Senai Cimatec, Salvador.

Author/creator	Alencar, Marcelo S., 1957-
Format	Electronic
Publication Info	New York : River Publishers, Routledge, Taylor & Francis Group, [2022]
Description	pages cm.
Supplemental Content	Full text available from Taylor & Francis eBooks
Subjects	Data encryption (Computer science) Computer networks--Security measures. Cryptography.

Series	River publishers series in security and digital forensics
Abstract	"Starting with the historical evolution of computer and communications networks and their security, the book then arrives at the main definitions of cryptography and network security. Next, the basics of information theory, how to measure information, the information associated with a certain source are also discussed. Source codes are presented, along with the concepts of information transmission, joint information, conditional entropy, mutual information and channel capacity. Computer networks are discussed, including the main protocols and network architectures, and the important TCP/IP protocol. Network security, a topic intrinsically connected to computer networks and the Internet, is presented, along with information about basic hacker attacks, alternatives to prevent attacks, data protection and secure protocols. The information theoretical aspects of cryptography are described including the hash function. An appendix includes a review of probability theory. Illustrations and graphics will help the reader understand the theory"-- Provided by publisher.
Bibliography note	Includes bibliographical references and index.
Access restriction	Available only to authorized users.
Technical details	Mode of access: World Wide Web
Genre/form	Electronic books.
LCCN	2022038004
ISBN	9788770224079 (print)
ISBN	(ebook master)
ISBN	(online)

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Cryptography and network security / Marcelo Sampaio de Alencar, Institute of Advanced Studies in Communications University Center Senai Cimatec, Salvador.

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