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Topic · Artificial Intelligence

Coding theory and cryptography

Coding theory and cryptography is a research topic within Artificial Intelligence. Science Explorer counts 36k research works in it since 1950. 9.9% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on the intersection of cryptography and error-correcting codes, exploring topics such as algebraic attacks, Reed-Solomon codes, Boolean functions, the McEliece cryptosystem, frequency hopping sequences, and decoding algorithms. The papers delve into the design and analysis of cryptographic functions, code-based cryptography, fast correlation attacks, and constructions of secure communication systems.

  • Cryptography
  • Error-Correcting Codes
  • Algebraic Attacks
  • Reed-Solomon Codes
  • Boolean Functions
  • Linear Feedback
  • McEliece Cryptosystem
  • Frequency Hopping Sequences
  • Decoding Algorithms
  • Bent Functions
Research works
36k
fractional, since 1950
In the world top 10%
3.5k
per year above
Top-10% rate
9.9%
share of its works in the world top 10%
Growth, 2018-21 → 2022-25
+2%
the tick is no change
Largest producer
China
38% of the 10 largest, 2022-now
Coding theory and cryptography

Which countries lead Coding theory and cryptography research?

By volume, China and India publish the most (1.3k and 533 works in 2022-now).

By volume, 2022-now

  1. 1 China 1.3k works
  2. 2 India 533 works
  3. 3 United States 488 works
  4. 4 France 224 works
  5. 5 Russia 189 works
  6. 6 Japan 161 works
  7. 7 Germany 151 works
  8. 8 Italy 148 works
  9. 9 South Korea 106 works
  10. 10 United Kingdom 104 works

How concentrated that is

The same countries as shares of everything the list above accounts for. A node where two countries do two thirds of the work and one spread evenly across twelve read alike as a ranking and not at all alike here.

China: 37.9%India: 15.7%United States: 14.4%France: 6.6%6 others listed: 25.4%38%largest
China1,285 · 37.9%India533 · 15.7%United States488 · 14.4%France224 · 6.6%6 others listed859 · 25.4%

Shares of the rows listed above, not of the whole node.

Which institutions lead Coding theory and cryptography research?

By volume in 2022-now, Centre National de la Recherche Scientifique publishes the most Coding theory and cryptography research, followed by Chinese Academy of Sciences and Russian Academy of Sciences.

By volume, 2022-now

  1. 1 Centre National de la Recherche ScientifiqueFrance 81 works
  2. 2 Chinese Academy of SciencesChina 55 works
  3. 3 Russian Academy of SciencesRussia 47 works
  4. 4 Hefei University of TechnologyChina 39 works
  5. 5 State Key Laboratory of CryptologyChina 30 works
  6. 6 PLA Information Engineering UniversityChina 29 works
  7. 7 Southwest Jiaotong UniversityChina 25 works
  8. 8 Sun Yat-sen UniversityChina 22 works
  9. 9 National University of Defense TechnologyChina 22 works
  10. 10 Nanjing University of Aeronautics and AstronauticsChina 22 works

Who are the leading researchers in Coding theory and cryptography?

The most-cited researchers publishing on Coding theory and cryptography include Eric S. Lander, Kai You Wang and Stephen M. Smith.

  1. 1 Eric S. Lander United States 524k citations
  2. 2 Kai You Wang China 224k citations
  3. 3 Stephen M. Smith United Kingdom 214k citations
  4. 4 Ronald M. Evans United States 192k citations
  5. 5 Edward Hartley Sargent Canada 185k citations
  6. 6 Michael Weller Switzerland 172k citations
  7. 7 H. Vincent Poor United States 165k citations
  8. 8 Anil Kumar Jain United States 160k citations

Ranked by citations received across their whole record, among researchers with at least three works on this topic.

What are the most cited papers in Coding theory and cryptography?

The most cited paper in Coding theory and cryptography is "Least squares quantization in PCM" (Sheelagh Lloyd, 1982), with 16,039 citations. Next come "New directions in cryptography" (14,610) and "Algorithms for quantum computation: discrete logarithms and factoring" (8,790).

Most cited papers
#PaperReleasedCitations
1 Least squares quantization in PCM Sheelagh Lloyd · IEEE Transactions on Information Theory Open access Mar 1982 16,039
2 New directions in cryptography Whitfield Diffie, Martin E. Hellman · IEEE Transactions on Information Theory Nov 1976 14,610
3 Algorithms for quantum computation: discrete logarithms and factoring Peter W. Shor Conference paper 17 Dec 2002 8,790
4 A public key cryptosystem and a signature scheme based on discrete logarithms Taher ElGamal · IEEE Transactions on Information Theory Jul 1985 8,095
5 Public-Key Cryptosystems Based on Composite Degree Residuosity Classes Pascal Paillier · Lecture notes in computer science Conference paper 10 Oct 2007 7,322
All 98 most cited papers, with filters and sorting

Where is Coding theory and cryptography research done?

The largest centres of Coding theory and cryptography research in 2022-now are Beijing (China), Hefei (China), Moscow (Russia) and Guangzhou (China).

Largest cities, 2022-now

  1. 1 BeijingChina 233 works
  2. 2 HefeiChina 79 works
  3. 3 MoscowRussia 76 works
  4. 4 GuangzhouChina 75 works
  5. 5 NanjingChina 74 works
  6. 6 Xi'anChina 73 works
  7. 7 ParisFrance 67 works
  8. 8 ShanghaiChina 60 works
  9. 9 ChengduChina 60 works
  10. 10 TokyoJapan 57 works
See Coding theory and cryptography on the map

Where is the best place to study Coding theory and cryptography?

Among universities, judged by research, KU Leuven, Hefei University of Technology and Quaid-i-Azam University score highest, combining excellence, specialisation, size, growth and international reach. Research strength is one signal when choosing where to study; it does not measure teaching.

0%20%40%mean 22%fractional works in this field (log) →share of work in the world top 10% →Quaid-i-Azam Univers…Hong Kong University…KU LeuvenHefei University of …
above the meannear itbelow it

One dot per university in the first ten of the table below, at the default weights. The upper left is the interesting corner: small places doing unusually strong work.

Excellenceshare of its work in the world top 10%, 2022-now and all time averaged
40%
Specialisationhow much of its work is in this field, counted up to 10× the world share
10%
Sizeits output in this field, on a log scale
30%
Growthoutput growth, counted from -20% to +20%
10%
Internationalshare of its work with a co-author abroad
10%
Each slider sets a weight; the share it gets of the score is beside it.
#UniversityScoreTop 10%SpecialisationWorksGrowth
1KU LeuvenBelgium 65.628.4%4.9×20 +15.1%
2Hefei University of TechnologyChina 64.415.9%16.5×39 +197.3%
3Quaid-i-Azam UniversityPakistan 59.442.3%8.5×8 -7.5%
4Hong Kong University of Science and TechnologyChina 59.135.3%4.6×8 +64.6%
5Southwest Jiaotong UniversityChina 57.515.8%7.7×26 +43.4%
6Ruhr University BochumGermany 55.517.9%7.5×13 +30.0%
7Radboud University NijmegenNetherlands 53.117.7%5.3×14 +38.4%
8University of LuxembourgLuxembourg 51.819.3%11.2×11 +3.8%
9Nanyang Technological UniversitySingapore 50.413.5%6.3×22 -18.1%
10University of BergenNorway 49.913.9%13.1×18 +4.3%

Universities only. The score blends excellence (40%), size (30%), specialisation (10%), growth (10%), international reach (10%), 2022-now; growth compares 2018-21 with 2022-25 and counts up to +20%, since a jump from a small base is mostly noise.

Every institution in Coding theory and cryptography, country by country

Is Coding theory and cryptography research growing?

Output in 2022-2025 was 2% higher than in 2018-2021, peaking in 2023. The fastest-growing topics are Coding theory and cryptography.

still counting19801990200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more. The line above answers how much; this answers when.

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Coding theory and cryptography as a percentage of every work published that year, 0.020% in 2024.

still counting0.050%0.10%Coding theory and cryptography0.019% in 202519801990200020102020

Fractional works of Coding theory and cryptography over all fractional works that year. How the balance of science has shifted.

How much of it reaches the world top 10%

Year by year.

still counting5%10%15%Coding theory and cryptography10.0% in 2025200020102020

Of each year's works in it, the share that reached the world's 10% most cited for their field and year. A field is the world for its own topics, so there is no other line to hold it against.

Which topics inside it are moving

Growth and decline on one axis around a shared zero. Two lists side by side hide the thing that matters: whether the growth dwarfs the decline, or the other way round.

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