Central Authentication Service

Central Authentication Service - single sign-on protocol. This software is the 639^th most popular in the global Wikipedia ranking of software and the 537^th most popular software in English Wikipedia. Article “Central Authentication Service” in English Wikipedia has 19 points for quality (as of July 1, 2026). The article contains 5 references and 8 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 2.11 points.

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

Since the creation of article “Central Authentication Service”, its content was written by 68 registered users of English Wikipedia and edited by 130 registered Wikipedia users in all languages.

Central Authentication Service is on the 537^th place in local ranking of software in English Wikipedia and on the 639^th place in global ranking of software in all the time.

The article is cited 56 times in English Wikipedia and cited 95 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #65682 in June 2016
• Global: #107699 in February 2007

The highest popularity rank from 2008:

• Local (English): #36373 in October 2013
• Global: #67760 in October 2013

There are 6 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.

#	Language	Quality grade	Quality score
1	German (de) Central Authentication Service		24.5814
2	English (en) Central Authentication Service		19.0333
3	French (fr) Central Authentication Service		17.7957
4	Chinese (zh) 集中式认证服务		16.8927
5	Korean (ko) 중앙 인증 서비스		8.8803
6	Swedish (sv) Central authentication service		0.1602

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The following table shows the most popular language versions of the article.

The most popular language versions of the article "Central Authentication Service" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Central Authentication Service		1 121 359
2	French (fr) Central Authentication Service		262 083
3	German (de) Central Authentication Service		77 321
4	Chinese (zh) 集中式认证服务		25 368
5	Swedish (sv) Central authentication service		5 846
6	Korean (ko) 중앙 인증 서비스		2 937

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

The most popular language versions of the article "Central Authentication Service" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) Central Authentication Service		833
2	French (fr) Central Authentication Service		180
3	Chinese (zh) 集中式认证服务		58
4	German (de) Central Authentication Service		45
5	Swedish (sv) Central authentication service		7
6	Korean (ko) 중앙 인증 서비스		4

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

Language versions of the article "Central Authentication Service" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Central Authentication Service		68
2	French (fr) Central Authentication Service		27
3	German (de) Central Authentication Service		23
4	Swedish (sv) Central authentication service		9
5	Chinese (zh) 集中式认证服务		2
6	Korean (ko) 중앙 인증 서비스		1

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

Language versions of the article "Central Authentication Service" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	German (de) Central Authentication Service		0
2	English (en) Central Authentication Service		0
3	French (fr) Central Authentication Service		0
4	Korean (ko) 중앙 인증 서비스		0
5	Swedish (sv) Central authentication service		0
6	Chinese (zh) 集中式认证服务		0

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

Language versions of the article "Central Authentication Service" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Central Authentication Service		56
2	Korean (ko) 중앙 인증 서비스		15
3	French (fr) Central Authentication Service		14
4	German (de) Central Authentication Service		7
5	Chinese (zh) 集中式认证服务		2
6	Swedish (sv) Central authentication service		1

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#	Language	Value
de	German Central Authentication Service
en	English Central Authentication Service
fr	French Central Authentication Service
ko	Korean 중앙 인증 서비스
sv	Swedish Central authentication service
zh	Chinese 集中式认证服务

Best Rank

English: #36373 10.2013

Global: #67760 10.2013

Best Rank

English: #65682 06.2016

Global: #107699 02.2007

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 English Wikipedia the most popular articles on that day were: 2026 FIFA World Cup, Harry Kane, Julián Quiñones, List of FIFA World Cup top goalscorers, Kylian Mbappé, Democratic Republic of the Congo, Erling Haaland, DR Congo national football team, Melat Kiros, FIFA World Cup.

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