Common
Padding (cryptography)
Adding data to a message prior to encryption to hide its length
Padding (cryptography)
In cryptography, padding is any of a number of distinct practices, all of which include adding data to the beginning, middle, or end of a message prior to encryption. In classical cryptography, padding may include adding nonsense phrases to a message to obscure the fact that many messages end in predictable ways such as sincerely yours.
Open boosters, collect cards and trade them. Free to play.
Play for free