This was part of the telegraph zone of the new Information Age gallery at the Science Museum:
New technology, new data integrity and privacy laws?
There's a couple of mentions of section II in Hansard here and here. It was part of a bill introduced by reformer Henry Fawcett when he was Postmaster General. Seemingly it only gets those mentions in Hansard due to inteventions from Charles Warton who was a bit of a pedant for process (although objecting to a bill being read at 5 AM does seem reasonable).