Abstract is missing.
- Wrong Design of Cipher Keys: Analysis of Historical Cipher Keys From the Hessisches Staatsarchiv Marburg Used in the Thirty Years' WarEugen Antal, Jakub Mírka. 1-11 [doi]
- Solving an Alchemical Cipher in a Shared Notebook of John and Arthur DeeRichard Bean 0001, Sarah Lang, Megan Piorko. 12-21 [doi]
- Venetian Cryptanalysis Treatises of the RenaissancePaolo Bonavoglia. 22-31 [doi]
- The Enigma of Franceschi's Falso ScontroPaolo Bonavoglia. 32-41 [doi]
- Enigma History and an Unexpected Treasure TroveMariusz Borowiak, Marek Grajek. 42-49 [doi]
- Prey to a Privateer. Two Portuguese Ciphertexts from 1649Jörgen Dinnissen, Hugo Araújo. 50-71 [doi]
- Analysis of the US Navy Cryptanalytic Bombe Schematics and Simulation of Selected CircuitsMagnus Ekhall, Fredrik Hallenberg. 72-81 [doi]
- Evaluating Deep Learning Techniques for Known-Plaintext Attacks on the Complete Columnar Transposition CipherNino Fürthauer, Vasily Mikhalev, Nils Kopal, Bernhard Esslinger, Harald Lampesberger, Eckehard Hermann. 82-90 [doi]
- Unicity Distance of the Zodiac-340 CipherJoachim von zur Gathen. 91-100 [doi]
- "The Subtelty of Witches": A Reformation Era Cipher MysteryRian Hagebeuk, Katherine Mueller. 101-110 [doi]
- The DECODE Database of Historical Ciphers and Keys: Version 2Mihály Héder, Beáta Megyesi. 111-114 [doi]
- Thomson's Telegram Decrypting a Secret Message from Albania, 1914Florentijn van Kampen. 115-126 [doi]
- New Ciphers and Cryptanalysis Components in CrypTool 2Nils Kopal, Bernhard Esslinger. 127-136 [doi]
- Colonnele Frank's Indecipherable ChiffreBenedek Láng. 137-141 [doi]
- Deciphering a Short Papal Cipher from 1721George Lasry, Paolo Bonavoglia. 142-146 [doi]
- Deciphering a Letter from the French Wars of ReligionGeorge Lasry. 147-152 [doi]
- Lost in Transcription of Graphic Signs in CiphersGiacomo Magnifico, Beáta Megyesi, Mohamed Ali Souibgui, Jialuo Chen, Alicia Fornés. 153-158 [doi]
- What Was Encoded in Historical Cipher Keys in the Early Modern Era?Beáta Megyesi, Crina Tudor, Benedek Láng, Anna Lehofer, Nils Kopal, Michelle Waldispühl. 159-167 [doi]
- Telegrams on Negotiations on Capturing Petrograd, 1919Samu Potka, Mikko Kiviharju. 168-171 [doi]
- Mundane Cryptography: Toward a Cultural History of CryptographyClément Poupard. 172-180 [doi]
- Use of T-310 Encryption During German Reunification 1990Winfried Stephan. 181-190 [doi]
- A Historical View of Signs and Sign Languages as a Potential for Secret Communication in Two Worlds: In Ottoman Courts and Catholic Religious OrdersGerhard F. Strasser. 191-207 [doi]
- The TRANSCRIPT Tool for Historical Ciphers by the DECRYPT ProjectFerenc Szigeti, Mihály Héder. 208-211 [doi]