recoding vs cryptography

recoding and cryptography both are nouns.

Word	Noun	Adjective	Verb	Adverb
recoding	Yes	No	No	No
cryptography	Yes	No	No	No

As nouns, cryptography is a hypernym of recoding; that is, cryptography is a word with a broader meaning than recoding:

Other hypernyms of recoding include coding, secret writing, steganography.

recoding (noun)	cryptography (noun)
converting from one code to another	act of writing in code or cipher
	the science of analyzing and deciphering codes and ciphers and cryptograms