The act of hiding data within another medium is called:
A.
Steganography
B.
Transposition
C.
Substitution
D.
Permutation
Explanation:
Steganography involves secretly placing a piece of data within another
medium. The data could be in a wav file, a graphic, or bits that are altered within
a document. It involves hiding the existence of the message, not actually encrypting
the message.