Merkle–Hellman knapsack cryptosystem

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Merkle–Hellman knapsack cryptosystem

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Merkle–Hellman knapsack cryptosystem - one of the earliest public key cryptosystems invented by Ralph Merkle and Martin Hellman in 1978. The ideas behind it are simpler than those involving RSA, and it has been broken. Article "Merkle–Hellman knapsack cryptosystem" in English Wikipedia has 21.3 points for quality (as of July 1, 2025). The article contains 7 references and 8 sections. The article also contains quality flaw template, which reduce quality score.

This article has the best quality in French Wikipedia. However, this article is the most popular in English version.

In June 2025 the article "Merkle–Hellman knapsack cryptosystem" was edited by 1 authors in English Wikipedia and written by 1 authors in all languages.

Since the creation of article "Merkle–Hellman knapsack cryptosystem", its content was written by 56 registered users of English Wikipedia and edited by 271 registered Wikipedia users in all languages.

The article is cited 101 times in English Wikipedia and cited 316 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (English): #1177 in June 2002
  • Global: #1493 in June 2002

The highest popularity rank from 2008:

  • Local (English): #213957 in April 2015
  • Global: #260133 in April 2015

There are 14 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

Languages with the highest quality

#LanguageQuality gradeQuality score
1French (fr)
Cryptosystème de Merkle-Hellman
24.838
2English (en)
Merkle–Hellman knapsack cryptosystem
21.2704
3German (de)
Merkle-Hellman-Kryptosystem
19.5605
4Russian (ru)
Ранцевая криптосистема Меркла — Хеллмана
17.4375
5Ukrainian (uk)
Ранцева криптосистема Меркле — Геллмана
15.6437
6Turkish (tr)
Merkle-Hellman kripto sistemi
15.2227
7Persian (fa)
سیستم رمزنگاری کوله پشتی مرکل-هلمن
14.3735
8Czech (cs)
Zavazadlový algoritmus
13.5859
9Spanish (es)
Criptosistema de Merkle-Hellman
13.0289
10Armenian (hy)
Մերկլ-Հելմանի պարկային գաղտնահամակարգ
12.0225
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The following table shows the most popular language versions of the article.

Most popular in all the time

The most popular language versions of the article "Merkle–Hellman knapsack cryptosystem" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Merkle–Hellman knapsack cryptosystem
321 088
2Russian (ru)
Ранцевая криптосистема Меркла — Хеллмана
60 333
3German (de)
Merkle-Hellman-Kryptosystem
45 301
4Japanese (ja)
Merkle-Hellmanナップサック暗号
45 139
5French (fr)
Cryptosystème de Merkle-Hellman
26 046
6Spanish (es)
Criptosistema de Merkle-Hellman
24 801
7Italian (it)
Merkle-Hellman
14 949
8Persian (fa)
سیستم رمزنگاری کوله پشتی مرکل-هلمن
8 191
9Romanian (ro)
Criptosistemul Merkle-Hellman
7 343
10Turkish (tr)
Merkle-Hellman kripto sistemi
5 571
More...

The following table shows the language versions of the article with the highest popularity in the last month.

Most popular in June 2025

The most popular language versions of the article "Merkle–Hellman knapsack cryptosystem" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Merkle–Hellman knapsack cryptosystem
1 046
2Russian (ru)
Ранцевая криптосистема Меркла — Хеллмана
166
3Japanese (ja)
Merkle-Hellmanナップサック暗号
111
4German (de)
Merkle-Hellman-Kryptosystem
91
5Italian (it)
Merkle-Hellman
73
6French (fr)
Cryptosystème de Merkle-Hellman
53
7Spanish (es)
Criptosistema de Merkle-Hellman
43
8Czech (cs)
Zavazadlový algoritmus
32
9Armenian (hy)
Մերկլ-Հելմանի պարկային գաղտնահամակարգ
27
10Lithuanian (lt)
Merkle-Hellman kriptosistema
26
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The following table shows the language versions of the article with the highest Authors’ Interest.

The highest AI

Language versions of the article "Merkle–Hellman knapsack cryptosystem" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Merkle–Hellman knapsack cryptosystem
56
2German (de)
Merkle-Hellman-Kryptosystem
43
3Italian (it)
Merkle-Hellman
34
4French (fr)
Cryptosystème de Merkle-Hellman
29
5Russian (ru)
Ранцевая криптосистема Меркла — Хеллмана
21
6Turkish (tr)
Merkle-Hellman kripto sistemi
19
7Spanish (es)
Criptosistema de Merkle-Hellman
16
8Japanese (ja)
Merkle-Hellmanナップサック暗号
15
9Ukrainian (uk)
Ранцева криптосистема Меркле — Геллмана
12
10Armenian (hy)
Մերկլ-Հելմանի պարկային գաղտնահամակարգ
9
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The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

The highest AI in June 2025

Language versions of the article "Merkle–Hellman knapsack cryptosystem" with the highest AI in June 2025
#LanguageAI awardRelative AI
1English (en)
Merkle–Hellman knapsack cryptosystem
1
2Czech (cs)
Zavazadlový algoritmus
0
3German (de)
Merkle-Hellman-Kryptosystem
0
4Spanish (es)
Criptosistema de Merkle-Hellman
0
5Persian (fa)
سیستم رمزنگاری کوله پشتی مرکل-هلمن
0
6French (fr)
Cryptosystème de Merkle-Hellman
0
7Armenian (hy)
Մերկլ-Հելմանի պարկային գաղտնահամակարգ
0
8Italian (it)
Merkle-Hellman
0
9Japanese (ja)
Merkle-Hellmanナップサック暗号
0
10Lithuanian (lt)
Merkle-Hellman kriptosistema
0
More...

The following table shows the language versions of the article with the highest number of citations.

The highest CI

Language versions of the article "Merkle–Hellman knapsack cryptosystem" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Merkle–Hellman knapsack cryptosystem
101
2Russian (ru)
Ранцевая криптосистема Меркла — Хеллмана
92
3Japanese (ja)
Merkle-Hellmanナップサック暗号
38
4Turkish (tr)
Merkle-Hellman kripto sistemi
19
5Ukrainian (uk)
Ранцева криптосистема Меркле — Геллмана
15
6Spanish (es)
Criptosistema de Merkle-Hellman
10
7Persian (fa)
سیستم رمزنگاری کوله پشتی مرکل-هلمن
9
8French (fr)
Cryptosystème de Merkle-Hellman
9
9German (de)
Merkle-Hellman-Kryptosystem
8
10Czech (cs)
Zavazadlový algoritmus
4
More...

Scores

Estimated value for Wikipedia:
English:
Global:
Popularity in June 2025:
English:
Global:
Popularity in all years:
English:
Global:
Authors in June 2025:
English:
Global:
Registered authors in all years:
English:
Global:
Citations:
English:
Global:

Quality measures

Interwikis

#LanguageValue
csCzech
Zavazadlový algoritmus
deGerman
Merkle-Hellman-Kryptosystem
enEnglish
Merkle–Hellman knapsack cryptosystem
esSpanish
Criptosistema de Merkle-Hellman
faPersian
سیستم رمزنگاری کوله پشتی مرکل-هلمن
frFrench
Cryptosystème de Merkle-Hellman
hyArmenian
Մերկլ-Հելմանի պարկային գաղտնահամակարգ
itItalian
Merkle-Hellman
jaJapanese
Merkle-Hellmanナップサック暗号
ltLithuanian
Merkle-Hellman kriptosistema
roRomanian
Criptosistemul Merkle-Hellman
ruRussian
Ранцевая криптосистема Меркла — Хеллмана
trTurkish
Merkle-Hellman kripto sistemi
ukUkrainian
Ранцева криптосистема Меркле — Геллмана

Popularity rank trends

Best Rank English:
#213957
04.2015
Global:
#260133
04.2015

AI rank trends

Best Rank English:
#1177
06.2002
Global:
#1493
06.2002

Local AI rank history

Global AI rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Merkle–Hellman knapsack cryptosystem from Wikipedia articles about Public-key cryptography, Knapsack problem, Ralph Merkle, Knapsack cryptosystems and Subset sum problem. Whereas reading the article about Merkle–Hellman knapsack cryptosystem people most often go to Wikipedia articles on Knapsack problem, Adi Shamir, Martin Edward Hellman, Ralph Merkle and Subset sum problem.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

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About WikiRank

The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information