Computer Science: An Overview: Global Edition (12th Edition)

Published by Pearson Higher Education
ISBN 10: 1292061162
ISBN 13: 978-1-29206-116-0

Chapter 12 - Theory of Computation - Section 12.6 - Public-Key Cryptography - Questions & Exercises - Page 569: 2

Answer

1000000 is the encrypted version of the message.

Work Step by Step

The message 101 is the binary representation for 5. 5e = $5^5$ = 15625. 15625 (mod 91) = 64, which is 1000000 in binary notation. Thus, 1000000 is the encrypted version of the message.
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