Ultra (cryptography)

Ultra - Designation adopted by British for military intelligence from broken enemy codes. Article "Ultra (cryptography)" in English Wikipedia has 94.7 points for quality (as of July 1, 2025). The article contains 143 references and 29 sections.

In this language version of Wikipedia the article has the best quality. Also, this article is the most popular in that language version.

In June 2025 the article "Ultra (cryptography)" was edited by 2 authors in English Wikipedia and written by 4 authors in all languages.

Since the creation of article "Ultra (cryptography)", its content was written by 276 registered users of English Wikipedia and edited by 607 registered Wikipedia users in all languages.

The article is cited 470 times in English Wikipedia and cited 1504 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #1119 in October 2001
• Global: #1278 in October 2001

The highest popularity rank from 2008:

• Local (English): #12910 in March 2014
• Global: #23565 in January 2015

There are 19 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	English (en) Ultra (cryptography)		94.7456
2	Catalan (ca) Ultra (criptologia)		90.7692
3	French (fr) Ultra (nom de code)		56.0561
4	Russian (ru) Ultra (криптоанализ)		45.5899
5	Greek (el) Επιχείρηση Ultra		35.6828
6	Simple English (simple) Ultra		33.6712
7	Hebrew (he) אולטרה		29.6664
8	Portuguese (pt) Ultra		27.113
9	Persian (fa) اولترا		26.0777
10	Estonian (et) Ultra		25.0404

More...

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

The most popular language versions of the article "Ultra (cryptography)" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Ultra (cryptography)		2 548 356
2	French (fr) Ultra (nom de code)		234 363
3	Russian (ru) Ultra (криптоанализ)		211 446
4	German (de) Ultra (Kryptologie)		164 299
5	Italian (it) Ultra (crittografia)		127 850
6	Dutch (nl) Ultra (decryptie)		52 613
7	Portuguese (pt) Ultra		49 782
8	Hebrew (he) אולטרה		37 923
9	Arabic (ar) ألترا (تعمية)		24 163
10	Persian (fa) اولترا		23 747

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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 "Ultra (cryptography)" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Ultra (cryptography)		11 357
2	Russian (ru) Ultra (криптоанализ)		911
3	French (fr) Ultra (nom de code)		675
4	Italian (it) Ultra (crittografia)		563
5	German (de) Ultra (Kryptologie)		515
6	Dutch (nl) Ultra (decryptie)		173
7	Portuguese (pt) Ultra		107
8	Persian (fa) اولترا		99
9	Hebrew (he) אולטרה		89
10	Arabic (ar) ألترا (تعمية)		74

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

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

#	Language	AI award	Relative AI
1	English (en) Ultra (cryptography)		276
2	French (fr) Ultra (nom de code)		82
3	Hebrew (he) אולטרה		58
4	Italian (it) Ultra (crittografia)		50
5	Russian (ru) Ultra (криптоанализ)		30
6	Dutch (nl) Ultra (decryptie)		25
7	German (de) Ultra (Kryptologie)		24
8	Persian (fa) اولترا		12
9	Greek (el) Επιχείρηση Ultra		8
10	Portuguese (pt) Ultra		8

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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 "Ultra (cryptography)" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Bulgarian (bg) Ултра (криптоанализ)		2
2	English (en) Ultra (cryptography)		2
3	Arabic (ar) ألترا (تعمية)		0
4	Catalan (ca) Ultra (criptologia)		0
5	German (de) Ultra (Kryptologie)		0
6	Greek (el) Επιχείρηση Ultra		0
7	Estonian (et) Ultra		0
8	Persian (fa) اولترا		0
9	French (fr) Ultra (nom de code)		0
10	Hebrew (he) אולטרה		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 "Ultra (cryptography)" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Ultra (cryptography)		470
2	Hebrew (he) אולטרה		281
3	French (fr) Ultra (nom de code)		135
4	German (de) Ultra (Kryptologie)		131
5	Italian (it) Ultra (crittografia)		107
6	Russian (ru) Ultra (криптоанализ)		83
7	Arabic (ar) ألترا (تعمية)		77
8	Portuguese (pt) Ultra		50
9	Catalan (ca) Ultra (criptologia)		38
10	Dutch (nl) Ultra (decryptie)		29

More...

#	Language	Value
ar	Arabic ألترا (تعمية)
bg	Bulgarian Ултра (криптоанализ)
ca	Catalan Ultra (criptologia)
de	German Ultra (Kryptologie)
el	Greek Επιχείρηση Ultra
en	English Ultra (cryptography)
et	Estonian Ultra
fa	Persian اولترا
fr	French Ultra (nom de code)
he	Hebrew אולטרה
id	Indonesian Ultra
it	Italian Ultra (crittografia)
ms	Malay Ultra
nl	Dutch Ultra (decryptie)
pt	Portuguese Ultra
ru	Russian Ultra (криптоанализ)
simple	Simple English Ultra
sr	Serbian Ултра
tr	Turkish Ultra

Best Rank

English: #12910 03.2014

Global: #23565 01.2015

Best Rank

English: #1119 10.2001

Global: #1278 10.2001

On 9 July 2025 in multilingual Wikipedia, Internet users most often read articles on the following topics: João Pedro Junqueira de Jesus, Belinda Bencic, 2025 FIFA Club World Cup, Flavio Cobolli, Ozzy Osbourne, Superman, Mirra Andreeva, Diogo Jota, Novak Djokovic, Christian Horner.

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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