Question#5: Use following transposition cipher followed by substitution cipher to encrypt and decrypt word "examinations" Transposition cipher: | 1 6 2 5 3 4 6 3 5 1 2 Substitution cipher: Plaintext a bc de f]g hijk1m nop|qrs |t u v]w[x y | z Ciphertext N0 ATRB ECFUXDQ GYL[KHVIJMPZSW encrypt decrypt

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
Section: Chapter Questions
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Question#5:
Use following transposition cipher followed by substitution cipher to encrypt and decrypt word
"examinations"
Transposition cipher:
3
4
6
2
5
6 3 5
1 2
4
Substitution cipher:
Plaintext a bc def]g]hijk1m nop|qrstuvwxy z
Ciphertext N0ATRBECFUXDQGYLKHVIJMPZSW
encrypt
1.
decrypt
Transcribed Image Text:Question#5: Use following transposition cipher followed by substitution cipher to encrypt and decrypt word "examinations" Transposition cipher: 3 4 6 2 5 6 3 5 1 2 4 Substitution cipher: Plaintext a bc def]g]hijk1m nop|qrstuvwxy z Ciphertext N0ATRBECFUXDQGYLKHVIJMPZSW encrypt 1. decrypt
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