We redesigned MysteryTwister, enjoy! Feedback

 Explore Challenges

The Heavy T52 Sturgeon Challenge — Part 2 Level 3

by Nils Kopal, published on 10/9/2019

The Siemens and Halske T52 was a family of German teleprinter encryption devices used during WW2. This challenge is part of a series of new heavier challenges with T52. In this challenge, you need to recover a plaintext from one T52AB ciphertext. The key is unknown.