
TNW-17-1 | page 10 | https://thedailydialectics.com/pdfs/FIOA/TNW-17-1/TNW-17-1.pdf
This article presents a history of significant milestones in the development and deployment of high-level telephone security for the US and its UK allies during World War Il. As a backdrop it briefly covers the methods to provide telephone privacy from shortly after the telephone was invented…