A Look at Public Key Encryption

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 …

…credit card numbers. When someone purchases something from a store on-line there card is encrypted by the browser using the stores public key, and then sent to the store in ciphertext, the store receives the it and then decodes with there private key. With the age of digital communication expanding everyday the use of public key will become part of our lives just as using an envelope has become yesterday's way of encrypting a letter.