Crhypho

In: Computers and Technology

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SOLUTIONS MANUAL
CRYPTOGRAPHY AND NETWORK SECURITY
PRINCIPLES AND PRACTICE FOURTH EDITION

WILLIAM STALLINGS

Copyright 2006: William Stallings

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© 2006 by William Stallings All rights reserved. No part of this document may be reproduced, in any form or by any means, or posted on the Internet, without permission in writing from the author.

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NOTICE

This manual contains solutions to all of the review questions and homework problems in Cryptography and Network Security, Fourth Edition. If you spot an error in a solution or in the wording of a problem, I would greatly appreciate it if you would forward the information via email to ws@shore.net. An errata sheet for this manual, if needed, is available at ftp://shell.shore.net/members/w/s/ws/S. W.S.

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TABLE OF CONTENTS

Chapter 1: Chapter 2: Chapter 3: Chapter 4: Chapter 5: Chapter 6: Chapter 7: Chapter 8: Chapter 9: Chapter 10: Chapter 11: Chapter 12: Chapter 13: Chapter 14: Chapter 15: Chapter 16: Chapter 17: Chapter 18: Chapter 19: Chapter 20:

Introduction ..................................................................................................5 Classical Encryption Techniques ...............................................................7 Block Ciphers and the Date Encryption Standard ................................13 Finite Fields .................................................................................................21 Advanced Encryption Standard ..............................................................28 More on Symmetric Ciphers ....................................................................33 Confidentiality Using Symmetric Encryption .......................................38 Introduction to Number Theory ..............................................................42 Public-Key Cryptography and RSA…...

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