1. Using the ABBA key, decrypt the word PKWDLDTB, if the Playfair cipher was used. Select...
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1. Using the ABBA key, decrypt the word PKWDLDTB, if the Playfair cipher was used. Select ciphertext letters to show the plain text. A B с D E F G H I=J K L M N 0 ST Р U Q R V W X Y Z letter 1 letter 2" letter 3* letter 4 letter 5* letter 6 letter 7 2. Assign the numbers in the figure to symmetric cryptography concepts. 3 decryption" sender* secure communication channel" receiver ciphertext encryption 4 unsecure communication channel* plaintext 2 + shared key * 5 * 65 2 9 8 3 A O O O O B C OOOOOOO O O D O O O O 000 O O O E O O O O O O O O O O F O O O O O - 000 ο ο ο ο 1 O O O O G O O O H O O O O O O O O O O NOOOO O OOOO O O K OOOOO O O O O O O O O O L OO O O O O O O O M O O O O O O O O O O N O O ο ο ο ο OOOOOOOOO ABOUT O O O O O P O O O O O ο ο ο Q OOOOOOOOO O O O O O OOO O O O O O O O O O Ⓡ L S OOOOOOOOO O O O T OOO O O O O O O OOO O AT * ο ο ο ο ο ο ο ο ο O O O OOO V O O OOO OO .OOOOOOOOO IN OOOO OOOO X O O O O Y O O 0 0 0 0 0 0 0 0 O O O O O O O O O O O O (1 of 25) WITH O O OOOOOO (2 of 25) 1. Using the ABBA key, decrypt the word PKWDLDTB, if the Playfair cipher was used. Select ciphertext letters to show the plain text. A B с D E F G H I=J K L M N 0 ST Р U Q R V W X Y Z letter 1 letter 2" letter 3* letter 4 letter 5* letter 6 letter 7 2. Assign the numbers in the figure to symmetric cryptography concepts. 3 decryption" sender* secure communication channel" receiver ciphertext encryption 4 unsecure communication channel* plaintext 2 + shared key * 5 * 65 2 9 8 3 A O O O O B C OOOOOOO O O D O O O O 000 O O O E O O O O O O O O O O F O O O O O - 000 ο ο ο ο 1 O O O O G O O O H O O O O O O O O O O NOOOO O OOOO O O K OOOOO O O O O O O O O O L OO O O O O O O O M O O O O O O O O O O N O O ο ο ο ο OOOOOOOOO ABOUT O O O O O P O O O O O ο ο ο Q OOOOOOOOO O O O O O OOO O O O O O O O O O Ⓡ L S OOOOOOOOO O O O T OOO O O O O O O OOO O AT * ο ο ο ο ο ο ο ο ο O O O OOO V O O OOO OO .OOOOOOOOO IN OOOO OOOO X O O O O Y O O 0 0 0 0 0 0 0 0 O O O O O O O O O O O O (1 of 25) WITH O O OOOOOO (2 of 25)
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Answer import sys lines sysstdinreadlines Read lines nooflines intlines0 Fetch number of lines for i in range1 nooflines 1 Iterate through lines if le... View the full answer
Related Book For
Discrete Mathematics and Its Applications
ISBN: 978-0073383095
7th edition
Authors: Kenneth H. Rosen
Posted Date:
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