Answer: Consider the cryptosystem in which the integer x associated with a letter is

Problem 6

Consider the cryptosystem in which the integer x associated with a letter is transformed into f(x) = 7x. (a) Determine. (b) Into which secret word is the word SIT transformed? (c) Which word is transformed into the secret word BUD?

                                                              Step by Step Solution

Step 1 of 4

Encryption is the process of transforming the original message to the into disguised message, while decryption is the process of transforming the disguised message back to original message

Here both the sender and the receiver possess a ‘key’ with each letter of English Alphabet by an integer from 0 to 25 as shown below,