Deniable Steganography. (arXiv:2205.12587v1 [cs.CR])

Steganography conceals the secret message into the cover media, generating a
stego media which can be transmitted on public channels without drawing
suspicion. As its countermeasure, steganalysis mainly aims to detect whether
the secret message is hidden in a given media. Although the steganography
techniques are improving constantly, the sophisticated steganalysis can always
break a known steganographic method to some extent. With a stego media
discovered, the adversary could find out the sender or receiver and coerce them
to disclose …

arxiv steganography