General MacMaster said that “At no time, at no time, were intelligent sources or methods discussed and that the president did not disclose any military operations that were not already publicly known.”
During my career as an Army intelligence officer we called this “weasel wording”, i.e. using words that are intentionally ambiguous or misleading.
More than likely the Russians will have no problem determine where the information came from or how it was collected.
I would not want to be an intelligence officer assigned to NATO where exchanging intelligence is part of the job, as our allies are not going to be amenable to exchange sensitive information with us.