Secure Hash Algorithm 1

ca

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Secure Hash Algorithm 1

Quality:

SHA-1 - individual cryptographic hash function with output size of 160 bits. Article "Secure Hash Algorithm 1" in Catalan Wikipedia has 37.4 points for quality (as of July 1, 2025). 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 language version.

Since the creation of article "Secure Hash Algorithm 1", its content was written by 2 registered users of Catalan Wikipedia and edited by 1036 registered Wikipedia users in all languages.

The article is cited 11 times in Catalan Wikipedia and cited 1825 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Catalan): #1082 in November 2023
  • Global: #1328 in February 2005

The highest popularity rank from 2008:

  • Local (Catalan): #8334 in December 2023
  • Global: #60 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, 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
1English (en)
SHA-1
69.7064
2Turkish (tr)
SHA-1
64.8031
3Spanish (es)
SHA-1
56.1163
4Portuguese (pt)
SHA-1
44.7032
5Catalan (ca)
Secure Hash Algorithm 1
37.3945
6Japanese (ja)
SHA-1
36.8444
7Chinese (zh)
SHA-1
35.9567
8Ukrainian (uk)
SHA-1
35.8954
9Persian (fa)
اس‌اچ‌ای-۱
35.7782
10French (fr)
SHA-1
33.4391
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
14 054 985
2Russian (ru)
SHA-1
874 378
3French (fr)
SHA-1
665 689
4Japanese (ja)
SHA-1
456 165
5Polish (pl)
SHA-1
452 523
6Portuguese (pt)
SHA-1
259 937
7Chinese (zh)
SHA-1
236 883
8Turkish (tr)
SHA-1
40 432
9Swedish (sv)
SHA-1
30 145
10Persian (fa)
اس‌اچ‌ای-۱
27 931
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 "Secure Hash Algorithm 1" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
SHA-1
13 790
2Russian (ru)
SHA-1
1 319
3Japanese (ja)
SHA-1
765
4French (fr)
SHA-1
711
5Chinese (zh)
SHA-1
629
6Spanish (es)
SHA-1
379
7Polish (pl)
SHA-1
379
8Portuguese (pt)
SHA-1
275
9Simple English (simple)
SHA-1
143
10Korean (ko)
SHA-1
140
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
597
2French (fr)
SHA-1
110
3Russian (ru)
SHA-1
82
4Polish (pl)
SHA-1
58
5Portuguese (pt)
SHA-1
30
6Croatian (hr)
SHA-1
23
7Japanese (ja)
SHA-1
22
8Turkish (tr)
SHA-1
22
9Persian (fa)
اس‌اچ‌ای-۱
20
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 2025

Language versions of the article "Secure Hash Algorithm 1" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Bulgarian (bg)
SHA-1
0
2Catalan (ca)
Secure Hash Algorithm 1
0
3English (en)
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
674
2Japanese (ja)
SHA-1
261
3Russian (ru)
SHA-1
227
4French (fr)
SHA-1
154
5Ukrainian (uk)
SHA-1
112
6Chinese (zh)
SHA-1
85
7Portuguese (pt)
SHA-1
55
8Polish (pl)
SHA-1
50
9Korean (ko)
SHA-1
46
10Spanish (es)
SHA-1
37
More...

Scores

Estimated value for Wikipedia:
Catalan:
Global:
Popularity in June 2025:
Catalan:
Global:
Popularity in all years:
Catalan:
Global:
Authors in June 2025:
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:
#60
03.2015

AI rank trends

Best Rank Catalan:
#1082
11.2023
Global:
#1328
02.2005

Local popularity rank history

Global popularity rank history

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 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 Cryptographic hash function.

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
sv: SHA-1
ko: SHA-1
uk: SHA-1
hr: SHA-1
bg: SHA-1
vi: SHA-1
es: SHA-1
sh: SHA-1
simple: SHA-1
id: SHA-1
uz: SHA-1

News from 12 August 2025

On 12 August 2025 in multilingual Wikipedia, Internet users most often read articles on the following topics: Cristiano Ronaldo, Wednesday, Georgina Rodríguez, ChatGPT, Weapons, Jenna Ortega, deaths in 2025, Taylor Swift, Miguel Uribe Turbay, 2025–26 UEFA Champions League.

In Catalan Wikipedia the most popular articles on that day were: Figueres, Companyia Elèctrica Dharma, Esteve Fortuny i Guarro, Josep Fortuny i Guarro, Joan Fortuny i Guarro, Eclipsi solar del 12 d'agost de 2026, Lluís Fortuny i Guarro, Perseids, Julio Sorigué Zamorano, Maria Fortuny i Guarro.

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