OOIR: Observatory of International Research

Papers

(The median citation count of Cryptologia is 0. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-06-01 to 2026-06-01.)

Article	Citations
Review of Enigma Traitors by Dermot Turing	7
German World War I diplomatic and attaché codes – a revised study and the Dutch contribution	7
Review of From the Ground Up by Betsy Rohaly SmootSmoot, Betsy Rohaly. 2023. From the Ground Up: American Cryptology during World War I .	6
Expanded low-rank parity-check codes and their application to cryptography	6
Review of 100 People You Never Knew Were at Bletchley Park by Sinclair McKayMcKay, Sinclair. 100 People You Never Knew Were at Bletchley Park	3
Keys with nomenclatures in the early modern Europe	3
Review of Rongorongo : Inscribed Objects from Rapa Nui Paul Horley. Rongorongo: Inscribed Objects from Rapa Nui	3
Review of the second edition of Craig Bauer’s “ Secret History: The Story of Cryptology, Second Edition ”	2
On security aspects of the ciphers T-310 and SKS with approved long-term keys	2
Accelerating pairings on BW10 and BW14 curves	2
The new golden age of decipherment	2
The Voynich Manuscript was written in a single, natural language	2
Cracking PURPLE: the identification of homologs in the cryptanalysis of the Angooki Taipu B cipher machine	2
Scytale riddle. Digging deeper	2
Cryptanalysis of RSA with small difference of primes and two decryption exponents: Jochemsz and May approach	2
Review of The Business of Secrets: Adventures in Selling Encryption Around the World by Fred Kinch	2
Review of The Gambler and the Scholars: Herbert Yardley, William & Elizebeth Friedman, and the Birth of Modern Cryptology by John F. Dooley	2
Isogeny formulae on extended Jacobi Quartic curves	2
Square impossible differential attack and security of AES in known plaintext scenario	2
Review of Secret Messengers Disseminating SIGINT in the Second World War: The Story of the British SLUs and American SSOs by David Abrutat and David Hatc	1
Arithmetic autocorrelation of binary m-sequences	1
Decentralized universally verifiable stake voting system with perfect privacy	1
Shadow IT in higher education: survey and case study for cybersecurity	1
The influence of Bletchley Park on UK mathematics	1
Cryptologic History Symposium, May 8–10, 2024	1

Notes about imbalance and arithmetic autocorrelation of N -ary half- l -sequences	1
A treatise on the Rilke cryptogram	1
Multiple impossible differential cryptanalysis of reduced-round NBC	1
Differential cryptanalysis of the lightweight block cipher LELBC	1
The changes in Ottoman diplomatic cryptography and its methods during the 19th century (1811–1877)	1
Review of Learning and Experiencing Cryptography with CrypTool and SageMath by Bernhard Esslinger	1
Enumerating security analysis of NTRU cryptosystem	1
Optimizing tweaked Montgomery curves and its application in isogeny-based cryptography	1
SPECK 32/64: in search of better rotation constants for neural differential distinguishers	0
Compression, correction, confidentiality, and comprehension: a modern look at telegraph codebooks	0
Leo Marks’ “mental one-time pad”: an experimental cipher for British special operations in World War II	0
On computing the double point multiplication in elliptic curve cryptography	0
Quantum key distribution: Bridging theoretical security proofs, practical attacks, and error correction for quantum-augmented networks	0
An improved cryptanalysis of multi-prime RSA with specific forms of decryption exponent	0
Side-channel attack–resistant PRESENT cipher by versatile key scheduling and compact S-box utilizing optimized three-phase logic design	0
Multi-party key exchange scheme based on supertropical semiring	0
Review of The Real Special Relationship by Michael Smith	0
Reconstructing the plug orders for intercepted Enigma Uhr messages	0
Review of The Secret Life of an American Codebreaker: Codebreaker Girls by Jan SlimmingSlimming, Jan. The Secret Life of an American Codebreaker: Codebrea	0
Dilithium/2 = Lithium? Post-quantum signatures for undergraduate classes	0
Genevieve Grotjan’s “great discovery”	0
An artificial neural network approach to finding the key length of the Vigenère cipher	0
A multi-step key recovery attack on reduced round Salsa and ChaCha	0
The Japanese Green Machine	0
Fault-assisted side-channel analysis of HMAC-Streebog	0
Deciphering Mary Stuart’s lost letters from 1578-1584	0
A statistical cryptanalysis of the Beale ciphers	0
Development of obfuscation techniques in Vienna during the early modern era	0
Review of Queen of Codes: The Secret Life of Emily Anderson, Britain’s Greatest Female Codebreaker by Jackie Uí Chionna	0
The “Topaze stick fragment”—a newly discovered rongorongo -inscribed artifact collected during the Rapa Nui (Easter Island) visit of HMS Topaze	0
Statistical tests suites analysis methods. Cryptographic recommendations	0
Review of The Bombe Rebuild Story by John Harper	0
Review of The Bletchley Park Codebreakers in their own words by Joel Greenberg	0
Review of The First Enigma Codebreaker: The Untold Story of Marian Rejewski Who Passed the Baton to Alan Turing	0
The Immortal David Kahn	0
Review of The Enigma Affair by Charlie Lovett	0
RSA+: an RSA variant	0
The Voynich manuscript: discussion of text creation hypotheses	0
An ultra-lightweight block cipher with string transformations	0
Covert 19th century political intrigues of Tenerife nobility revealed by cryptanalyzing an encrypted letter	0
Efficient block masking for counting-based secret sharing	0
Review of The Hidden History of Code-Breaking and 50 Codes That Changed the World , both by Sinclair McKay	0
Review of Parker Hitt: The Father of American Military Cryptology by Betsy Rohaly Smoot	0
Modifying twist algorithms for determining the key length of a Vigenère cipher	0
Review of The Forgotten Giant of Bletchley Park by Harold Liberty	0
Dorabella unMASCed – the Dorabella Cipher is not an English or Latin Mono-Alphabetical Substitution Cipher	0
The classified mathematical papers of A. A. Albert: a glimpse into the application of mathematics to cryptologic problems during the 1950s and 1960s	0
The undisclosed history of the Dutch governmental telex-message security 1945–1960	0
Multidimensional zero-correlation linear cryptanalysis on uBlock and RAIN	0
Mechanical implementation of cryptography over Galois fields	0

Bit inclusion test: an enhanced avalanche test for stream ciphers	0
A study of public key cryptosystems based on quasigroups	0
Review of the 2026 Meeting of the International Conference on Cryptologic History (ICCH)	0
Review of the expanded edition of Codebreaking: A Practical Guide by Elonka Dunin and Klaus SchmehDunin, Elonka and Klaus, Schmeh. Codebreaking: A Practic	0
Bletchley Park’s work on JN-25	0
Classifying World War II era ciphers with machine learning	0
An efficient practical alternative to ECC by Pell curve cryptography with a new vision	0
Evaluating GPT-4’s proficiency in addressing cryptography examinations	0
The Naibbe cipher: a substitution cipher that encrypts Latin and Italian as Voynich Manuscript-like ciphertext	0
The Condenser PBJ cipher machine	0
Review of The Holocaust Codes: The Untold Story of Decrypting the Final Solution by Christian Jennings	0
Improving the Gaudry-Schost algorithm for multi-dimensional discrete logarithm calculations: implementations relevant to electronic voting and cash schemes	0
Review of Arctic Convoys by David KenyonKenyon, David. Arctic Convoys: Bletchley Park and the War for the Seas . New Haven and London: Yal	0
Review of The Puzzle Master by Danielle Trussoni	0
Elizebeth Smith Friedman’s recovery of the wiring of two rotors from an enigma D machine	0
Cipher key instructions in early modern Europe: analysis and text edition	0
Signature-based steganalysis of free steganography tools: classification and analysis of techniques	0
Python simulation of the TSEC/KL-7 cipher machine	0
Breaking the Silk Dress cryptogram	0
The origin of military cryptanalysis in Czechoslovakia	0
Review of The “Lives” and Writings of Edith Rickert (1871–1938) by Christina von Nolcken	0
Review of Behind the Enigma by John FerrisFerris, John. Behind the Enigma. The Authorized History of GCHQ, Britain’s Secret Cyber-Intelligence Agency	0
Meet-in-the-middle attacks on reduced round TweAES and NBC	0
Cryptanalysis and improvement of Q. Peng et al.’s PVSS scheme	0
Revealing secrets from WWII: the original German instructions of Schlüsselgerät 41	0
T.R. Hollcroft’s Problem	0
Review of No More Secrets: My Part in Codebreaking at Bletchley Park and the Pentagon by Betty WebbWebb, Betty. No More Secrets: My Part in codebreaking a	0
Review of The Woman All Spies Fear by Amy Butler Greenfield and Code Breaker, Spy Hunter by Laurie Wallmark, Illustrated by Brooke Smart	0
Deciphering an unjustly unresolved script: bl add MS 73525 folio 7	0
Unicity distance of the Zodiac-340 cipher	0
The Fiat-Shamir: zero(-knowledge) to signature in sixty minutes (of class time)	0
Resource guide for teaching post-quantum cryptography	0
Why the French military cryptanalysis failed to break Enigma	0