Everything about Enigma machine

🧭 Start here: a 6-step reading path

1. Read the overview: Enigma machineA 5-minute orientation
2. Skim a recent paper: The Enigma of Methanol Synthesis by Cu/ZnO/Al2O3-Based CatalystsInfluential work since 2022
3. Pick up a classic book: The Code BookThe most-reprinted book on the subject
4. Read the landmark paper: Neuroblastoma: biological insights into a clinical enigmaCited 1,851 times
5. Go sideways: Cryptanalysis of the EnigmaA closely related topic
6. Go sideways: Marian RejewskiA closely related topic

🏆 Landmark papers (most cited)

• Neuroblastoma: biological insights into a clinical enigma

  Garrett M. Brodeur · 2003 · Nature Reviews Cancer · 1,851 citations

• Cortical abnormalities in adults and adolescents with major depression based on brain scans from 20 cohorts worldwide in the ENIGMA Major Depressive Disorder Working Group

  for the ENIGMA-Major Depressive Disorder Working Group, L Schmaal, D P Hibar · 2016 · Molecular Psychiatry · 1,238 citations

• The Markowitz Optimization Enigma: Is ‘Optimized’ Optimal?

  Richard O. Michaud · 1989 · Financial Analysts Journal · 1,161 citations

• Subcortical brain alterations in major depressive disorder: findings from the ENIGMA Major Depressive Disorder working group

  for the ENIGMA-Major Depressive Disorder Working Group, L Schmaal, D J Veltman · 2015 · Molecular Psychiatry · 1,087 citations

• The Evolutionary Enigma of Mixed Mating Systems in Plants: Occurrence, Theoretical Explanations, and Empirical Evidence

  Carol Goodwillie, Susan Kalisz, Christopher G. Eckert · 2005 · Annual Review of Ecology, Evolution, and Systematics · 1,026 citations

• Humboldt’s enigma: What causes global patterns of mountain biodiversity?

  Carsten Rahbek, Michael K. Borregaard, Robert K. Colwell · 2019 · Science · 984 citations

• Cortical Brain Abnormalities in 4474 Individuals With Schizophrenia and 5098 Control Subjects via the Enhancing Neuro Imaging Genetics Through Meta Analysis (ENIGMA) Consortium

  Theo G.M. van Erp, Esther Walton, Derrek P. Hibar · 2018 · Biological Psychiatry · 974 citations

• Subcortical brain volume abnormalities in 2028 individuals with schizophrenia and 2540 healthy controls via the ENIGMA consortium

  for the ENIGMA Schizophrenia Working Group, T G M van Erp, D P Hibar · 2015 · Molecular Psychiatry · 925 citations

🆕 Influential since 2022

• The Enigma of Methanol Synthesis by Cu/ZnO/Al2O3-Based Catalysts

  Arik Beck, Mark A. Newton, Leon G. A. van de Water · 2024 · Chemical Reviews · 200 citations

• Unraveling the Ethical Enigma: Artificial Intelligence in Healthcare

  Madhan Jeyaraman, Sangeetha Balaji, Naveen Jeyaraman · 2023 · Cureus · 194 citations

• The exercise IL-6 enigma in cancer

  Samuel T. Orange, Jack Leslie, Mark Ross · 2023 · Trends in Endocrinology & Metabolism · 146 citations

• Brain ageing in schizophrenia: evidence from 26 international cohorts via the ENIGMA Schizophrenia consortium

  Constantinos Constantinides, Laura K. M. Han, Clara Alloza · 2022 · Molecular Psychiatry · 136 citations

• Brain Structure in Acutely Underweight and Partially Weight-Restored Individuals With Anorexia Nervosa: A Coordinated Analysis by the ENIGMA Eating Disorders Working Group

  Esther Walton, Fabio Bernardoni, Victoria-Luise Batury · 2022 · Biological Psychiatry · 132 citations

📚 Books worth reading

• The Code BookSimon Singh · 1999
• EnigmaHugh Sebag-Montefiore · 2000
• EnigmaWładysław Kozaczuk · 1984
• Battle of witsStephen Budiansky · 2000
• EnigmaRobert Harris · 1995
• The Essential TuringAlan Mathison Turing, Jack Copeland · 2002
• The cryptographic mathematics of EnigmaA. Ray Miller · 2001
• The Woman Who Smashed CodesJason Fagone · 2017

Ranked by number of editions on Open Library, a rough measure of how lasting a book is.

🔗 Related topics

• Cryptanalysis of the Enigma Cryptanalysis of the Enigma ciphering system enabled the western Allies in World War II to read substantial amounts of Morse-coded radio communications…
• Marian Rejewski Marian Adam Rejewski (Polish: [ˈmarjan rɛˈjɛfskʲi] ; 16 August 1905 – 13 February 1980) was a Polish mathematician and cryptologist who in late 1932 reconstruct…
• Cyclometer The cyclometer was a cryptologic device designed, "probably in 1934 or 1935," by Marian Rejewski of the Polish Cipher Bureau's German section (BS-4), to…
• Bombe The Bombe (UK: /bɒmb/) was an electro-mechanical device used by British cryptologists to help decipher German Enigma-machine-encrypted secret messages…
• Zygalski sheets The method of Zygalski sheets was a cryptologic technique used by the Polish Cipher Bureau before and during World War II, and during the war also by British…
• Clock (cryptography) In cryptography, the clock was a method devised by Polish mathematician-cryptologist Jerzy Różycki, at the Polish General Staff's Cipher Bureau, to facilitate…
• Typex Typex (also spelled Type X or TypeX) was the primary cipher machine used by the British military during World War II, and into the early Cold War. Based…
• Grill (cryptology) The grill method (Polish: metoda rusztu), in cryptology, was a method used chiefly early on, before the advent of the cyclometer, by the mathematician-cryptolog…