Originally Posted by
Chugalug2
Perhaps, or perhaps not. Lord O'Donnell (former Cabinet Secretary) reported on the BBC News Site as saying on the Today Programme :-
Lord O'Donnell stresses the leak was only a breach of the ministerial code, "not a breach of the Official Secrets Act that is putting people's lives at risk".
https://www.bbc.co.uk/news/live/uk-politics-48131091
The test for a breach of the Official Secrets Act is not, however, "putting people's lives at risk" but making "damaging" disclosure.