This is where "parallel construction" comes into play. https://en.wikipedia.org/wiki/Parallel_construction https://en.wikipedia.org/wiki/Parallel_construction

This is where "parallel construction" comes into play. https://en.wikipedia.org/wiki/Parallel_construction https://en.wikipedia.org/wiki/Parallel_construction The entity using the information works backwards to construct a plausible fake chain of events which is acceptable to a court and hides the true source of the information.