any process to convert ciphertext back into plaintext. DES - Data Encryption Standard. A cipher developed by the United States government in the 1970s to be the official encryption algorithm of the U.S.
Decoding a message to its original meaningful form by means of an algorithm, key, or other standard. Any procedure used in cryptography to convert ciphertext (encrypted data) into plaintext. Return to the top
A digital technique for securing information transmitted over a communications channel with the intent of excluding all other than authorized receivers from interpreting the message. Can be used for voice, video, and other communications signals.