what is the cipher text when you encrypt message m=10, using the public key?

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written 9.0 years ago by

teamques10 ★ 70k

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In an RSA system the public key (e,n) of user A is defined as (7,119). Calculate Φn and private key d. what is the cipher text when you encrypt message m=10, using the public key? -

cryptography and system security

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written 9.0 years ago by

teamques10 ★ 70k

Given Data:

Public Key (e,n) = (7,119)
Message m=10

Solution:

From given data we find that e=7 and n=119.
The formula for n is: n= p *q.

That means, p and q should be a factor of 119. Two such numbers are 7 and 17.

Therefore, p=17 and q=7
Now, …

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