So long as the machine could be remotely controlled, the virtual intrusion skill could tamper with the data to gain operational authority, snatching command of the machinery. Spaceships were naturally included within the scope.
The difficulty of the intrusion would depend on the intelligence level of the target machinery. Furthermore, even if the invasion was successful, they would be constantly harassed by the opposing party's artificial intelligence. One had to successfully break past the artificial intelligence before they could retain the command authority.
As for the operational authority, it could be understood as how many commands that would be unlocked by the user.
