Data keys create ciphertext, Secondary keys are ciphertext of a data key. Archive keys are either a data or secondary key that is no longer available for authorized use.
Introducing Ntrinsec.

Data keys create ciphertext, Secondary keys are ciphertext of a data key. Archive keys are either a data or secondary key that is no longer available for authorized use.
Data keys create ciphertext, Secondary keys are ciphertext of a data key.
Archive keys are either a data or secondary key that is no longer available for authorized use.
Leading readers from understandable doubt to confident discovery.