b. Kiran wants to share a text message "ABCDEFGHI" to his friend Shyam securely. For that, Kiran and Shyam use the Playfair cipher and the initial key elements in the matrix are "CRYPTOGRA" and also matrix contains both alpha- numeric. Explain, how the Kiran encrypts the pain text and upon receiving the cipher text how the Shyam decrypts it.

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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b. Kiran wants to share a text message
"ABCDEFGHI" to his friend Shyam
securely. For that, Kiran and Shyam use
the Playfair cipher and the initial key
elements in the matrix are "CRYPTOGRA"
and also matrix contains both alpha-
numeric. Explain, how the Kiran encrypts
the pain text and upon receiving the
cipher text how the Shyam decrypts
it.
Transcribed Image Text:b. Kiran wants to share a text message "ABCDEFGHI" to his friend Shyam securely. For that, Kiran and Shyam use the Playfair cipher and the initial key elements in the matrix are "CRYPTOGRA" and also matrix contains both alpha- numeric. Explain, how the Kiran encrypts the pain text and upon receiving the cipher text how the Shyam decrypts it.
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