It seems to me its more about any (did he say "many" ?) potential (security) threats. And so far it seems limited to only UAP (... why do they always feel the need for new acronyms) reports from the military.
On the FTL subject:
A bit of a downer, but a scientifically sound conclusion.
(3 Apr 2022)
There still might be some 'potential' escape clause. ... As in: As long as you don't create any time (cause & effect) paradoxes ... you still might be able to get away with it. (quantum mechanics rules. ... *miauw*