A Look at Public Key Encryption Encryption is the process of disguising information by transforming plain text into gibberish, or ciphertext, which cannot be understood by an unauthorized person. Decryption is the process of transforming ciphertext back into plaintext that can be read by anyone. Example of encryption can be found in history, for example in the era of the Cold War, the Solviet Union and the United States would send electronic messages to one military point to another, encrypted. If the enemy intercepted the message, they would have to crack this message to get the information. Typically when governments used encryption they used a very complex method of encrypti