preserve secrecy

Your first and highest order is to preserve absolute secrecy at all costs.

The plans included making travel arrangements under false names in order to preserve secrecy.

The rice farmer is also killed in order to preserve secrecy.

To preserve secrecy, the shooting script did not include the ending.

To preserve secrecy, no outsiders would be informed or involved for the time being.

It would probably be men within the company, in order to preserve secrecy.

I said they must take all necessary steps to preserve secrecy!

That is why he has been forced to preserve such secrecy.

To preserve secrecy, the project employed no more than 75 scientists and engineers from 1967-74.

We were anxious to preserve total secrecy on the new product to protect our legal rights.