Question: For an eliptic curve cryptography using En ( 1 , 6 ) and G = ( 2 , 7 ) . B ' s

For an eliptic curve cryptography using En $(1, 6)$ and G $= (2, 7) .$ B $'$ s private key n $= 7 .$

A $.$ Find B $'$ s Public key P $.$

B $.$ A wishes to encrypt the message Pm $= (10, 9)$ and chooses the random value k $= 3 .$ Determine the ciphertext Cm

C $.$ Show the calculation by which B recovers Pm from Cm $.$

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