Sounds more like DRM than prevention of sabotage. Like in printer ink heads... "Attention! Counterfeit hydraulics system installed. F-35 disabled until genuine

Sounds more like DRM than prevention of sabotage. Like in printer ink heads... "Attention! Counterfeit hydraulics system installed. F-35 disabled until genuine system purchased". This would stop people buying cheap F-35 spare parts from China on ebay and trying to save a couple of million dollars.