Let Si and S, be the standard Vigenere and Permutation ciphers, respectively, with P = (Z26)³ (so the block length of each is m = 5). Consider the product cipher S1 x S2. Consider the keycode k1 = latex in Vigenere Cipher, and the key ko in Permutation Cipher given by 12345 45213 Find the decryption d(k, k, )(IEAEDURMZXALZTM) in Sı × S2. Enter your four words plaintext in the boxes below in the order.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Let S1 and S, be the standard Vigenere and Permutation ciphers, respectively, with P = (Z26)° (so
the block length of each is m = 5). Consider the product cipher S1 x S2. Consider the keycode k1
= latex in Vigenere Cipher, and the key kɔ in Permutation Cipher given by
12345
45213
Find the decryption d(k, k)(IEAEDURMZXALZTM) in S1 x S,. Enter your four words plaintext in
the boxes below in the order.
Transcribed Image Text:Let S1 and S, be the standard Vigenere and Permutation ciphers, respectively, with P = (Z26)° (so the block length of each is m = 5). Consider the product cipher S1 x S2. Consider the keycode k1 = latex in Vigenere Cipher, and the key kɔ in Permutation Cipher given by 12345 45213 Find the decryption d(k, k)(IEAEDURMZXALZTM) in S1 x S,. Enter your four words plaintext in the boxes below in the order.
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