This name should be absolutely secret, and only ever used on talismans.

It's got to be absolutely secret and just seem to go through the normal channels.

First, so that the construction of Areas 7 and 8 could be kept absolutely secret.

We will keep it absolutely secret that you are potentially insane.

It's such confidential stuff, of course, that you may call it absolutely secret.

He needs a place, a place absolutely secret, a base.

A judge's opinions were kept absolutely secret until the trial's conclusion.

The attack on Taiwan must be kept absolutely secret.

This key, which both parties kept absolutely secret, could then be used to exchange encrypted messages.

So in order for this to be effective, that has to be kept absolutely secret.