Question

Let A = {A, B, C, . . . , X, Y, Z, +, *, $, @} and t = 4. Choose e = (P1, P2, P3, P4) where P1 maps each letter to the letter three positions to its right in the alphabet, P2 to the five positions to its right, P3 seven positions, andP4 ten-positions to its right. If message (m) = "THISCIPHERISCERTAINLYNOTSECURE" Find out the cipher-text

Answer 1

Answer:

What do you mean ??

Explanation:

Just ask the other way