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The Heavy T52 Sturgeon Challenge — Part 5 Level 3

by Nils Kopal, published on 4/21/2020

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 T52D ciphertexts "in-depth". You are also provided with cribs for each message. The key is unknown.