Conference Program
The Program Committee is pleased to announce the following keynotes:
- Breaking the Code: The Decipherment of Late 3rd–Early 2nd Millennium BCE Iranian Linear Elamite Writing by François Desset
- 30 Years of Perplexity by Kevin Knight
- A metahistory of the breaking of the Enigma ciphers. Why has the picture of this adventure been distorted to such an extent? by Marek Grajek
The program for HistoCrypt 2025 is now ready and can also be downladed as PDF.
Sunday, 15 June
| 17:00 | Welcome reception | at Porta Posnania (Brama Poznania) |
Monday, 16 June – Main Conference Day 1
All events at the Zamek Culture Centre
| 08:00 | Registration | |
| 09:00 | Welcome | |
| 09:30 | Keynote 1: A METAHISTORY OF THE BREAKING OF THE ENIGMA CIPHERS. WHY HAS THE PICTURE OF THIS ADVENTURE BEEN DISTORTED TO SUCH AN EXTENT? | Marek Grajek |
| 10:30 | WW1/WW2 | |
| DUTCH CRYPTANALYSIS OF FOUR AMERICAN DIPLOMATIC CODES IN WORLD WAR I | Florentijn van Kampen | |
| PRACTICAL AND ORGANISATIONAL FACTORS IN THE DEVELOPMENT HISTORY OF THE TYPEX CIPHER MACHINE AND ITS USE AT BLETCHLEY PARK | Thomas Cheetham | |
| 11:10 | Coffee | |
| 11:40 | Early Modern I | |
| A CARIBBEAN DIRECTORY-BASED ENCRYPTION DURING THE AMERICAN WAR OF INDEPENDENCE | Cecile Pierrot | |
| ANTONIO ELIO “CIPHER” AND HIS POLYPHONIC-SYLLABIC CIPHER | George Lasry | |
| 13:00 | Lunch | |
| 14:00 | Keynote 2: 30 Years of Perplexity | Kevin Knight |
| 15:00 | Coffee | |
| 15:30 | Machine Leanrning and Algorithms | |
| ENHANCING CLASSICAL CIPHER TYPE DETECTION: PROMPT ENGINEERING WITH COMMON LLMS VERSUS USAGE OF CUSTOM AI MODEL | Bernhard Esslinger | |
| FROM STATISTICS TO NEURAL NETWORKS: ENHANCING CIPHERTEXT-PLAINTEXT ALIGNMENT IN HISTORICAL CONTEXTS FOR AUTOMATIC KEY EXTRACTION | Micaella Bruton | |
| SOLVING ANAGRAMS WITH INTEGER LINEAR PROGRAMMING | Pavol Zajac | |
| 16:30 | HistoCrypt Forum | |
| 17:15 | End of conference day 1 | |
| 17:15 | Guided City tour | |
| 19:00 | Informal dinner |
Tuesday, 17 June – Main Conference Day 2
All events at the Zamek Culture Centre
| 08:00 | Registration | |
| 09:00 | Keynote 3: Breaking the Code: The Decipherment of Late 3rd–Early 2nd Millennium BCE Iranian Linear Elamite Writing | François Desset |
| 10:00 | Early Moder II | |
| CRYPTANALYTIC AND HISTORICAL CHALLENGES WITH UNIDENTIFIED ENCRYPTED DOCUMENTS | Camille Desenclos | |
| A TYPOLOGY OF PSEUDO-CRYPTOLOGY | Benedek Láng | |
| A FLORENTINE ‘POLYALPHABETIC’ CIPHER IN THE 15TH CENTURY | Marco Vito | |
| 11:00 | Coffee | |
| 11:30 | Cryptanalysis amd Modern Methods | |
| SOLVING A 750-LETTER GENERAL BIGRAM SUBSTITUTIONCHALLENGE | Klaus Schmeh, Elonka Dunin, Jarl van Eycke and Louie Helm | |
| NEW RECORDS FOR PLAYFAIR SOLUTIONS | Louie Helm | |
| PLAYFAIR CRIB VALIDATION AS A CONSTRAINT SATISFACTION PROBLEM | Magnus Ekhall | |
| 13:00 | Lunch | |
| 14:00 | Poster session with coffee | |
| MACHINE LEARNING FOR TEXT CLASSIFICATION IN CLASSICAL CRYPTOGRAPHY | Floe Foxon | |
| OVERVIEW OF CIPHERS USED BY THE CZECHOSLOVAK ”MAFFIE” | Jozef Krajcovic | |
| DECIPHERMENT OF HISTORICAL MANUSCRIPTS WITH UNKNOWN OR RARE WRITINGS: THE DESCRYPT PROJECT | Beata Megyesi | |
| DECODE2LOD: CONNECTING THE DECODE DATABASE WITH THE LINKED OPEN DATA CLOUD | Cosimo Palma | |
| A NEW ATTACK ON THE MYSTERIOUS INSCRIPTION OF SANTA MARIA LA NOVA | Cosimo Palma | |
| 17:15 | End of conference day 2 | |
| 16:00 | Visit to the Enigma Cipher Center (guided tour) | |
| 19:00 | Conference dinner | Brovaria Restaurant, Stary Rynek 73/74 |
Wednesday, 18 June – Social Event Day
Conference Tour to Rogalin and Kornik
| 08:45 | Departure from Poznań | Plac Adama Mickiewicza |
| 10:15 | First Group to the Rogalin Palace | Tour with Audio Guide |
| 10:30 | Second Group to the Rogalin Palace | Tour with Audio Guide |
| 11:15 | Tour of the Palace Complex | guided |
| 12:15 | Transfer to Kornik | |
| 12:45 | Lunch (not inlcluded in Conference Fee) | |
| 14:00 | First Group to the Kornik Castle | |
| 14:45 | Second Group to the Kornik Castle | |
| 16:30 | Return to Poznań |