Except the Russians run and control it and may consider opportunities to weaponize it offensively against unsuspecting Western users.

The best bet is to use as many positing systems as possible in order to prevent attacks narrowly targeting one positioning system.

The same can be said to NAVSTAR GPS. The only system which is not primarly built for military uses is Galileo.

Yes, that's what I am saying. Don't rely on one system. Using more also increases accuracy.