The art, science, and practice of communicating in a way that hides the existence of the communication.
Source(s):
CNSSI 4009-2015
from
NIST SP 800-72 - Adapted
The art and science of communicating in a way that hides the existence of the communication. For example, a child pornography image can be hidden inside another graphic image file, audio file, or other file format.
Source(s):
NIST SP 800-101 Rev. 1
under Steganography
NIST SP 800-72
under Steganography
Embedding data within other data to conceal it.
Source(s):
NIST SP 800-86
under Steganography