Cryptography

Hard to enjoy the secrecy of secret practice,
Philosophy of God lying behind this.

Everyone knows that God knows everything,
Cryptology protects the right to privacy of human beings.

Alice and Bob are fictions in its literature,
Secrecy depends on the various parameter.

How to lock your secrets?
Digitization removing its grievances.

Mathematics is the strength of cryptography,
DLP and integer factorization are its analogy.

World wars had promoted progress in cryptography,

Enigma is crucial in Turing's biography.

Claude Shannon's mathematical theory of cryptography
Made him the father of mathematical cryptography.

A cipher hides all information perfectly,
Iff message size is equal to the size of the key.