Cryptography involves encryption and decryption. The common utilized methods to secrete the significance of information comprise of the learning of cryptography. Cryptography is the method to revise of various methods for maintaining security issues for transmission of data in the existence of combatants. Usually, cryptography is regarding developing and analysis rules that can stop combatants or the peoples from studying confidential information; different directions of message safety such as information privacy, validation and non-repudiation are essential part of current cryptography techniques.