Wiktionary
steganographic
a. of or pertaining to steganography
Usage examples of "steganographic".
Today he’s a graduate of the hard school of avoiding public surveillance cameras, with distinctions in steganographic alibi construction.
He would have been very suspicious that it was a steganographic cover, except that the translators had proven to Kal’s snoops that it was innocent video—all quite impressive if you were a Spider.
This had sufficed to send him back to his family château at Juvisy, where he had broken the steganographic code that Eliza had been using to correspond with Leibniz.
A good steganographic technique should provide secrecy even if everyone knows it's being used.