A5/1

A5/1 - stream cipher. Article “A5/1” in Italian Wikipedia has 23.8 points for quality (as of July 1, 2025). The article contains 10 references and 11 sections.

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

Since the creation of article “A5/1”, its content was written by 32 registered users of Italian Wikipedia and edited by 242 registered Wikipedia users in all languages.

The article is cited 33 times in Italian Wikipedia and cited 255 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Italian): #5687 in December 2009
• Global: #24364 in December 2009

The highest popularity rank from 2008:

• Local (Italian): #75328 in December 2009
• Global: #46495 in December 2009

There are 11 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.

#	Language	Quality grade	Quality score
1	Chinese (zh) A5/1		42.6963
2	English (en) A5/1		40.8008
3	Persian (fa) ای۵/۱		25.7408
4	Arabic (ar) شيفرة التدفقA5/1		24.8834
5	Italian (it) A5/1		23.7928
6	Norwegian (no) A5/1		21.5435
7	Catalan (ca) A5/1		19.8864
8	Japanese (ja) A5/1		17.3778
9	Spanish (es) A5/1		14.0457
10	French (fr) A5/1		13.9408

More...

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

The most popular language versions of the article "A5/1" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) A5/1		672 847
2	French (fr) A5/1		62 202
3	Spanish (es) A5/1		55 162
4	Japanese (ja) A5/1		19 463
5	Italian (it) A5/1		17 639
6	Chinese (zh) A5/1		9 251
7	Persian (fa) ای۵/۱		5 315
8	Norwegian (no) A5/1		4 578
9	Korean (ko) A5/1		290
10	Catalan (ca) A5/1		127

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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 "A5/1" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) A5/1		1 973
2	Spanish (es) A5/1		123
3	French (fr) A5/1		117
4	Chinese (zh) A5/1		99
5	Japanese (ja) A5/1		39
6	Italian (it) A5/1		28
7	Korean (ko) A5/1		24
8	Persian (fa) ای۵/۱		13
9	Arabic (ar) شيفرة التدفقA5/1		10
10	Catalan (ca) A5/1		6

More...

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

Language versions of the article "A5/1" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) A5/1		108
2	French (fr) A5/1		45
3	Italian (it) A5/1		32
4	Norwegian (no) A5/1		20
5	Spanish (es) A5/1		16
6	Persian (fa) ای۵/۱		10
7	Japanese (ja) A5/1		4
8	Chinese (zh) A5/1		3
9	Korean (ko) A5/1		2
10	Arabic (ar) شيفرة التدفقA5/1		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 "A5/1" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Arabic (ar) شيفرة التدفقA5/1		3
2	Catalan (ca) A5/1		0
3	English (en) A5/1		0
4	Spanish (es) A5/1		0
5	Persian (fa) ای۵/۱		0
6	French (fr) A5/1		0
7	Italian (it) A5/1		0
8	Japanese (ja) A5/1		0
9	Korean (ko) A5/1		0
10	Norwegian (no) A5/1		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 "A5/1" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) A5/1		109
2	Italian (it) A5/1		33
3	French (fr) A5/1		31
4	Chinese (zh) A5/1		29
5	Japanese (ja) A5/1		19
6	Spanish (es) A5/1		11
7	Persian (fa) ای۵/۱		9
8	Korean (ko) A5/1		7
9	Catalan (ca) A5/1		4
10	Norwegian (no) A5/1		2

More...

#	Language	Value
ar	Arabic شيفرة التدفقA5/1
ca	Catalan A5/1
en	English A5/1
es	Spanish A5/1
fa	Persian ای۵/۱
fr	French A5/1
it	Italian A5/1
ja	Japanese A5/1
ko	Korean A5/1
no	Norwegian A5/1
zh	Chinese A5/1

Best Rank

Italian: #75328 12.2009

Global: #46495 12.2009

Best Rank

Italian: #5687 12.2009

Global: #24364 12.2009

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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