That is not what sources in the article are claiming. >"Well, we are told authoritatively by people in Downing Street, in the Home Office, in the intelligence

That is not what sources in the article are claiming. >"Well, we are told authoritatively by people in Downing Street, in the Home Office, in the intelligence services that the Russians and the Chinese have all this information and as a result of that our spies are having to pull people out of the field because their lives are in danger." There is a line about also damaging ability to collect information, but this is a separate claim; allegedly, information in one or more of the million+ files could jeopardize lives of human intelligence people stationed in foreign countries.