Comprehensive and Detailed Explanation From Exact Extract:
Steganography is the technique of hiding information within another file, message, image, or medium to conceal the existence of the information itself. It differs from encryption in that the data is hidden, not just scrambled.
* Steganalysis is the detection or analysis of hidden data.
* Encryption and cryptography involve scrambling data but do not inherently hide its existence.
NIST and digital forensics guidelines define steganography as the art of concealed writing or data hiding, used by criminals to evade detection.