Day

January 4, 2022

The first Czechoslovak cipher machine

A new article in Cryptologia Antal, Zajac: The first Czechoslovak cipher machine Abstract: The Štolba cipher machine was the first Czechoslovak cipher machine used in the army after the mid-1930s, and later in Slovakia during WW2. It had a unique design based on pneumatic transmission and complex stepping rules. We present basic facts about the...