Caesar cipher method
0031. Compute Euler’s totient function for the value 1729.
11. Find 425 mod.
12. Solve the value of 413334 mod.
13. Solve the value of 426662 mod.
1. Encrypt and decrypt the plaintext networks using the Caesar cipher method for the key
value K = 7.
2. Perform cryptanalysis over the given cipher text ‘LFDPHLVDZFRQTXHUHG’.
3. Encrypt and decrypt the plaintext computer using Affine cipher method for a = 5 and b = 13.
