Defence deals with that on every offshore acquisitionYes getting the best capability comes first... but you lose all of that capability in an instant if a kill switch or backdoor of sorts has been embedded during construction because another nation other than your own was responsible for the cyber security,security protocols,physical facility security and vetting of personnel etc
CDF Binskin is basically reinforcing what the RADM Submarine Squadron repeatedly tells SIA industry members - in fact he's a tad more blunt