Beth Sanner is a principal member of The Cipher Brief’s Gray Zone Group, a gathering of experts focused on raising awareness ...

This guide will show players how to complete the Captain's Cipher puzzle in Indiana Jones and the Great Circle.

After leaving Gizeh in Indiana Jones and the Great Circle, Gina and Indy travel ... including one that involves a cipher in a captain's office. You'll also come up against a load of Nazis who ...

made it an immediate success as a field cipher, used by the British in the Boer War and the First World War, and by several armed forces as an emergency back-up cipher in the Second World War.

This was one of the most secure hand ciphers used in the Second World War. It was used by both the Allies and the Axis, and served both well. Its main weakness was that if the attacker intercepted ...