Then perhaps it's not hostile when you know they're leaking the data, but in many cases wouldn't you need to observe them first to establish it and that could b

Then perhaps it's not hostile when you know they're leaking the data, but in many cases wouldn't you need to observe them first to establish it and that could be deemed spying. In any respect, I'm sure we can get broad the idea of what the OP was after and focus on methods used, even if the specific term isn't everyone's cup of tea.