Decode the following using the Vigenere Cipher (try the Mod 26 short out): Cipher: GBWYRGTCNIORXPNVKBTHQYOOZXBUKBXKXUZAODAPNVMBWXPDNLTXURCBF Key: ('inconceivable'='8, 13, 2, 14, 13, 2, 4, 8, 21, 0, 1, 11, 4') Message Plaintext:

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
Problem 1PE
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X✓ fx
=IF(R21="Z","A",CHAR(CODE(R21)+1))
J K L M N O P Q R S T U V W X Y Z AA AB AC AD AE AF AG AH AI AJ AK AL A
Vigenére Cipher
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=@INDEX($A$15:$Z$15,1,G$6+1)
G H I J K L MNOP QRST U V W X Y Z
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ENCODE
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AB
Transcribed Image Text:1 2 3 4 5 S21 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 A B 4 ▶ C D 01 A B C OA A B C 1B B C D E 2C C D E F F FG H I 18 S 19 T J K 2 3 D D E F G 3D D E F G H I 4E E F G H I J 5F F G H I J K 6 G G H I J K L 7H H I J K L M 81 I J K L M N 9J 10 K 11 L 12 M X✓ fx =IF(R21="Z","A",CHAR(CODE(R21)+1)) J K L M N O P Q R S T U V W X Y Z AA AB AC AD AE AF AG AH AI AJ AK AL A Vigenére Cipher L M N O M N 4 5 6 E F G G H I J P O P Q 13 N N O P Q R 140 O P Q 15 P P Q R 16 Q 17 R Q R S R S T F G H H I K L M N O P Q R L M N O P Q R S S R S T S T 20 U 21 V V W X Y 22 W W X Y Z 23 X X Y Z A Q R R S S T T U V W X Y 7 H T U V W X Y U V W X Y U V W X Y Z Z A J K L K L L M 24 Y Y Z A B C 25 Z Z A B C D L M N M N O N O P O P Q T U V U V W U V W X U V W X Y Z 8 I I J K S T T U Z Z A A B B C A B C D B C D A B C D E E F D E F G E F G H Vigenére Example 9 10 11 12 13 14 J K L M N O J K L M N O K L M N O P L M N O P Q M N O N O P O P Q P Q R Q R S R S T S T T U W X X Y Y Z Z A A B U V W X Y V W X Y Z B C C D D E F G E F G H H I I J U V W V W X Y Z A B C D E F G P Q Q R H I R S S T T U U V + Z A B C D E F G H I J J K K L A B C D E F G H I J K R S Z A 15 16 17 18 P Q R S X Y Y Z P Q R G H S T I J B C C D D E K L E F F G T U V U V W X Y V W X Y Z W X Y Z A A B H I Q R R S S T J K T U Z A B C D E F G H U V I J A B C D E F G W X Y Z A B H I J K S T K L L M U L M M N O B C V W X W X Y D E F G H 19 T T U V M N N O C D I J J K L M N O P Q M N O P Q R E F K L L M G H I 20 U P Q U V W X : Z A B C D E F G H I J N O O M N P Q R 21 22 23 24 25 V W X Y Z V W X W X Y Y Z R S S T Y Z ◄ A B C D E F G H I J K Z A B C D E R S F G T U H I A B G H S T Y Z A C D D E E F F G I J U V B C K L M N O P L M N O P Q N O P Q R O P Q R S P Q R S T H I Z A B C D E F G H J K L M K L M N L M N O P Q R S T U I J J K K L T U V U V W V W X W X Y 1 2 3 G7 4 5 6 7 8 9 10 A B с D E P: S F N D P: 18 4 13 3 K: Z E V 0 K: 25 4 P+K: 43 8 mod26 17 C: R C: K: C-K: 11 mod26 12 P: 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 4 0 A 0 ▶ 8 I 17 8 25 4 -8 4 18 4 S E 21 14 34 8 I 8 F L 11 N 0 Z 13 25 17 24 25 17 24 25 R Y Z 17 24 25 13 25 11 0 X 21 14 -13 3 13 3 N D fx =@INDEX($A$15:$Z$15,1,G$6+1) G H I J K L MNOP QRST U V W X Y Z A W Y ER SGUNSAND MON E Y 22 24 4 17 18 6 20 13 18 0 13 3 12 14 13 4 24 E V ONZE VON ZEV ONZE V 4 21 14 13 25 4 21 14 13 25 4 21 14 13 25 4 21 26 45 18 30 43 10 41 27 31 25 17 24 26 27 38 8 45 25 17 24 0 1 12 8 19 ZRYA B MI T 25 17 24 0 1 12 8 19 13 25 4 21 19 18 4 17 10 15 1 0 A T 19 5 SERK PB F 18 4 17 10 15 1 5 0 4 21 14 13 25 4 21 14 13 25 4 21 14 -4 -2 4 -9 -8 -6 -13 -8 13 3 -14 -12 -13 4 -2 0 0 13 3 12 14 13 4 24 4 17 18 20 13 18 R S U N S A ND M 0 N E Y 11 L 0 22 24 A W Y E Vigenére Example 6 6 G 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 F G H | J K L M N O P Q R S B с D E T -25 -24 -23 -22 -21 -20 -19 -18 -17 -16 -15 -14 -13 -12 -11 -10 -9 -8 -7 20 U -6 21 V -5 22 23 24 25 W X Y Z -4 -3 -2 -1 AA ENCODE DECODE AB
Decode the following using the Vigenere Cipher (try the Mod 26 short cut):
Cipher: GBWYRGTCNIORXPNVKBTHQYOOZXBUKBXKXUZAODAPNVMBWXPDNLTXURCBF
Key: (inconceivable' = '8, 13, 2, 14, 13, 2, 4, 8, 21, 0, 1, 11, 4)
Message Plaintext:
Transcribed Image Text:Decode the following using the Vigenere Cipher (try the Mod 26 short cut): Cipher: GBWYRGTCNIORXPNVKBTHQYOOZXBUKBXKXUZAODAPNVMBWXPDNLTXURCBF Key: (inconceivable' = '8, 13, 2, 14, 13, 2, 4, 8, 21, 0, 1, 11, 4) Message Plaintext:
Expert Solution
Step 1

Given Cipher text is:

GBWYRGTCNIORXPNVKBTHQYOOZXBUKBXKXUZAODAPNVMBWXPDNLTXURCBF

Given key is: 8, 13, 2, 14, 13, 2, 4, 8, 21, 0, 1, 11, 4

 

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