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Need CS205 Assignment # 3 fall 2020 solution. any one have kindly share

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Share the Assignment Questions & Discuss Here.... 

Question 1:

You are required to encrypt the string “Security Professional” and decrypt the string “MdgfjVhjfbteut” using following tables with “Substitution Cipher Method”.

 

Plaintext

A

B

C

D

E

F

G

H

I

J

K

L

M

N

O

P

Q

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T

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W

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Y

Z

 

 

 

 

 

 

 

Cipher Key

T

P

M

S

C

V

U

R

J

B

Z

W

X

O

F

K

N

E

H

I

Y

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L

Q

A

 

D

 

Plaintext

a

b

c

d

e

f

g

h

i

j

k

l

m

n

o

p

q

r

s

t

u

v

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Cipher Key

O

G

U

N

F

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W

E

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Y

M

V

B

H

C

K

J

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R

P

A

L

S

D

P

 

 

Question 2:

You are required to encrypt the plain text “ACCOUNTABILITY” using Vigenere Square Cipher method? Suppose that keyword is “SILENT”.

 

 

Question 3:

You are required to encrypt the plain text “wearesecurityprofessionalsinuk” into cipher text using columnar transposition method with a Key: “231645”.

Sir plz if u have solved 3rd Assignment of CS205. kindly share its urgent 

Plz kisi dost k pass solved Assignment # 3 ha CS205 ki , plz share 

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