Who is @GCHQ's "barneyrooster"?

The British intelligence service GCHQ has been on Twitter since January 2016 - however they only sent their first tweet today. Hello, world. https://t.co/SROtSsE8KB — GCHQ (@GCHQ) May 16, 2016 As I never tire of saying, Bitly is a terrible at keeping your data private. Simply add a + on to the URL and you […] Read More

Notes on Digital Surveillance

Earlier this year, I attended a lecture given by Alan Rusbridger - the outgoing editor of The Guardian - entitled "The World After Snowden." Held at Oxford University, and attended by journalists, technologists, and former spies - it was an exceptionally interesting talk and provoked a lively debate over dinner. In light of the publication […] Read More

Cryptography and the Coventry Problem

There's an ethical conundrum which is often posed to military strategists and philosophers alike. In 1940, the Nazi's communications encryption had been broken by the British. Military Intelligence were able to decrypt a signal which indicated that the city of Coventry was to be bombed. The military chiefs took this information to the Prime Minister, […] Read More