John Thurloe, Cromwell's postmaster, and the interception of mail
Jonathan Freedland finds out how today's concerns about the privacy of our communications, and debates about encryption, have intriguing precedents in the 17th century.
Producer Clare Walker.
Tue 22 Dec 2015 21:30
- Tue 22 Dec 2015 09:00
- Tue 22 Dec 2015 21:30