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Suppose Alice indicates that she needs to send Bob an encrypted message using RSA. Bob uses the prime numbers 6 7 and 7 1 .
Suppose Alice indicates that she needs to send Bob an encrypted message using RSA. Bob uses the prime numbers and Bot decides to make the exponent. Use this information to answer the following questions.
What is the value in the public key Blank
What is the totient value of the modulus value? Blank
What is the maximum number of bits each plain text message chunk can represent? Blank
Suppose Alice's full message is Assume that Alice will break the message up into chunks from left to right. Using the maximum number of bits per chunk, what is the binary string ones and zeros representing message block chunk Blank
Convert the binary string found in answer to a base number as shown in lecture video and notes. Blank
Using the value found in question as the plaintext message block what is the base number representing the ciphertext value cipherblock created using Bob's RSA public key? Blank
Bob will need to calculate the value for his private key What is the value of Blank
What is the value of in the expression mod Blank
Suppose Bob receives the ciphertext in base form from Alice. Decrypt the ciphertext block. What was the original binary plaintext message associated with this ciphertext block? Assume the plaintext message chunk utilized the maximum number of bits allowed by the modulus. Hint you solution will be a string of ones and zeros and be mindful of necessary padded zeros seriously consider your answer
Suppose Bob receives the final ciphertext in base form from Alice. Decrypt the ciphertext block. What was the base value associated with the original binary string disregard padding in this case...just do the calculations Blank
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