Secure Hash Algorithm 1

ca

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Secure Hash Algorithm 1

Quality:

Article “Secure Hash Algorithm 1” in Catalan Wikipedia has 37.4 points for quality (as of July 1, 2026). The article contains 25 references and 5 sections.

This article has the best quality in English Wikipedia. Also, this article is the most popular in that (Catalan) language version.

In June 2026 the article “Secure Hash Algorithm 1” was edited by 1 authors in Catalan Wikipedia and written by 2 authors in all languages.

Since the creation of article “Secure Hash Algorithm 1”, its content was written by 2 registered users of Catalan Wikipedia and edited by 1051 registered Wikipedia users in all languages.

The article is cited 13 times in Catalan Wikipedia and cited 1905 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Catalan): #1082 in November 2023
  • Global: #1325 in February 2005

The highest popularity rank from 2008:

  • Local (Catalan): #8334 in December 2023
  • Global: #62 in March 2015

There are 21 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, 2026 (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
1English (en)
SHA-1
69.0551
2Turkish (tr)
SHA-1
64.8294
3Spanish (es)
SHA-1
54.9583
4Portuguese (pt)
SHA-1
44.3881
5Catalan (ca)
Secure Hash Algorithm 1
37.3991
6Japanese (ja)
SHA-1
36.4748
7Chinese (zh)
SHA-1
35.882
8Ukrainian (uk)
SHA-1
34.0899
9French (fr)
SHA-1
33.3873
10Persian (fa)
اس‌اچ‌ای-۱
32.2071
More...

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 "Secure Hash Algorithm 1" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
SHA-1
14 232 139
2Russian (ru)
SHA-1
886 829
3French (fr)
SHA-1
675 049
4Japanese (ja)
SHA-1
465 436
5Polish (pl)
SHA-1
456 676
6Portuguese (pt)
SHA-1
262 037
7Chinese (zh)
SHA-1
242 470
8Turkish (tr)
SHA-1
41 119
9Spanish (es)
SHA-1
37 170
10Swedish (sv)
SHA-1
30 390
More...

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

Most popular in June 2026

The most popular language versions of the article "Secure Hash Algorithm 1" in June 2026
#LanguagePopularity awardRelative popularity
1English (en)
SHA-1
12 324
2Japanese (ja)
SHA-1
685
3French (fr)
SHA-1
587
4Russian (ru)
SHA-1
481
5Chinese (zh)
SHA-1
423
6Polish (pl)
SHA-1
314
7Spanish (es)
SHA-1
247
8Portuguese (pt)
SHA-1
175
9Korean (ko)
SHA-1
72
10Turkish (tr)
SHA-1
65
More...

The following table shows the language versions of the article with the highest Authors’ Interest.

The highest AI

Language versions of the article "Secure Hash Algorithm 1" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
SHA-1
606
2French (fr)
SHA-1
110
3Russian (ru)
SHA-1
82
4Polish (pl)
SHA-1
58
5Portuguese (pt)
SHA-1
30
6Japanese (ja)
SHA-1
25
7Croatian (hr)
SHA-1
23
8Turkish (tr)
SHA-1
22
9Persian (fa)
اس‌اچ‌ای-۱
21
10Chinese (zh)
SHA-1
18
More...

The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

The highest AI in June 2026

Language versions of the article "Secure Hash Algorithm 1" with the highest AI in June 2026
#LanguageAI awardRelative AI
1Catalan (ca)
Secure Hash Algorithm 1
1
2English (en)
SHA-1
1
3Bulgarian (bg)
SHA-1
0
4Spanish (es)
SHA-1
0
5Persian (fa)
اس‌اچ‌ای-۱
0
6French (fr)
SHA-1
0
7Croatian (hr)
SHA-1
0
8Indonesian (id)
SHA-1
0
9Japanese (ja)
SHA-1
0
10Korean (ko)
SHA-1
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 "Secure Hash Algorithm 1" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
SHA-1
687
2Japanese (ja)
SHA-1
269
3Russian (ru)
SHA-1
223
4French (fr)
SHA-1
152
5Ukrainian (uk)
SHA-1
114
6Korean (ko)
SHA-1
102
7Chinese (zh)
SHA-1
86
8Portuguese (pt)
SHA-1
56
9Polish (pl)
SHA-1
49
10Spanish (es)
SHA-1
38
More...

Scores

Estimated value for Wikipedia:
Catalan:
Global:
Popularity in June 2026:
Catalan:
Global:
Popularity in all years:
Catalan:
Global:
Authors in June 2026:
Catalan:
Global:
Registered authors in all years:
Catalan:
Global:
Citations:
Catalan:
Global:

Quality measures

Interwikis

#LanguageValue
bgBulgarian
SHA-1
caCatalan
Secure Hash Algorithm 1
enEnglish
SHA-1
esSpanish
SHA-1
faPersian
اس‌اچ‌ای-۱
frFrench
SHA-1
hrCroatian
SHA-1
idIndonesian
SHA-1
jaJapanese
SHA-1
koKorean
SHA-1
plPolish
SHA-1
ptPortuguese
SHA-1
ruRussian
SHA-1
shSerbo-Croatian
SHA-1
simpleSimple English
SHA-1
svSwedish
SHA-1
trTurkish
SHA-1
ukUkrainian
SHA-1
uzUzbek
SHA-1
viVietnamese
SHA-1
zhChinese
SHA-1

Popularity rank trends

Best Rank Catalan:
#8334
12.2023
Global:
#62
03.2015

AI rank trends

Best Rank Catalan:
#1082
11.2023
Global:
#1325
02.2005

Local popularity rank history

Global popularity rank history

Local AI rank history

Global AI rank history

Languages comparison

Important global interconnections (July 2025 – June 2026)

Wikipedia readers most often find their way to information on SHA-1 from Wikipedia articles about SHA-2, SHA hash functions, MD5, Cryptographic hash function and SHA-3. Whereas reading the article about SHA-1 people most often go to Wikipedia articles on SHA-2, SHA-3, Hash function, MD5 and Birthday attack.

Cumulative results of quality and popularity of the Wikipedia article

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

en: SHA-1
ru: SHA-1
fr: SHA-1
ja: SHA-1
pl: SHA-1
pt: SHA-1
zh: SHA-1
tr: SHA-1
es: SHA-1
sv: SHA-1
ko: SHA-1
uk: SHA-1
hr: SHA-1
bg: SHA-1
vi: SHA-1
sh: SHA-1
simple: SHA-1
id: SHA-1
uz: SHA-1

News from 1 July 2026

On 1 July 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2026 FIFA World Cup, Kylian Mbappé, Erling Haaland, Democratic Republic of the Congo, FIFA World Cup, Harry Kane, Romelu Lukaku, Senegal, Michael Olise, Sadio Mané.

In Catalan Wikipedia the most popular articles on that day were: República Democràtica del Congo, Rafael Yuste i Abel, Juan Fernández Benítez, Pere Casacuberta Camps, Rudi García, Marcel Lefebvre, Michael Olise, Marta Montaner Santomà, Vito Quiles, Fèlix el gat.

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 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information