/ Thesaurus / E Synonyms of encryption Find synonyms for: Noun1. encoding, encryption, cryptography, coding, secret writing, steganographyusage: the activity of converting data or information into codeWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: torrid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language