NSA-grade? Which of the two alternatives does this mean? One, proof against all foreign intercepts, 'coz it uses NSA-strong safeguards, or two, all your comms

NSA-grade? Which of the two alternatives does this mean? One, proof against all foreign intercepts, 'coz it uses NSA-strong safeguards, or two, all your comms are automagically pwned, 'coz it uses NSA-approved addons? I could go with either, I just want to know what I'm buyin'.