Decrypt the message that was encrypted using RSA algorithm with
and
.
The modulus is (n=77=7\times 11), so (\varphi(n)=(7-1)(11-1)=60). The decryption exponent (d) satisfies (43d\equiv 1 \pmod{60}). Since (43\times 7=301=60\times ___ ________ _____ __________ _____ _____ __________.
________ ______ _________ ______ __________ _____ _____ _________ ________.
____ ______ ______ ____ ______ ______ _________.
_____ __________ __________ _______ ___ __________ _________.
_____ _______ _______ ______ _____ _______ ________ _______.
____ ________ ______ _________ _________ _________ ___ ________ _____ ______ ______ _________.
______ ______ _____ _______.
Get Full Answer on WhatsApp
Find the keys for the second round.
6) a) Considering the bytes 10001001 and 10101010 as elements of the field , where g(X) is the polynomial X8 + X4 + X3 + X + 1, find their product and quotient.
Apply poker test to the following sequence with level of significance .
1001101000010000101111011
01110100101101100100110.
Alice wants to use the Digital Signature algorithm for signing messages. She chooses ,
,
and
. Alice wants to sign the message
. She chooses the secret value
. Explain the procedure that Alice will use for computing the signature. What information will she send Bob?
Find the inverse of 13 (mod 51) using extended euclidean algorithm.
Bob uses ElGamal cryptosystem with parameters ,
and the secret value
. What values will he make public?
Alice wants to send Bob the message . She chooses
. How will she compute the cipher text? What information does she send to Bob?
Use Miller-Rabin test to check whether 75521 is a strong pseuodprime to the base 2.