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, 2026). 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 (English) language version.

In June 2026 the article “Ultra (cryptography)” was edited by 1 authors in English Wikipedia and written by 4 authors in all languages.

Since the creation of article “Ultra (cryptography)”, its content was written by 281 registered users of English Wikipedia and edited by 618 registered Wikipedia users in all languages.

The article is cited 491 times in English Wikipedia and cited 1577 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #1126 in October 2001
• Global: #1284 in October 2001

The highest popularity rank from 2008:

• Local (English): #78396 in May 2024
• Global: #52190 in February 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, 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	English (en) Ultra (cryptography)		94.7179
2	Catalan (ca) Ultra (criptologia)		90.7692
3	French (fr) Ultra (nom de code)		55.9361
4	Russian (ru) Ultra (криптоанализ)		43.4068
5	Greek (el) Επιχείρηση Ultra		35.8768
6	Simple English (simple) Ultra		31.9423
7	Hebrew (he) אולטרה		29.2036
8	Portuguese (pt) Ultra		27.0087
9	Persian (fa) اولترا		25.8242
10	Estonian (et) Ultra		24.7984

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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)		608 943
2	French (fr) Ultra (nom de code)		241 296
3	Russian (ru) Ultra (криптоанализ)		227 241
4	German (de) Ultra (Kryptologie)		172 933
5	Italian (it) Ultra (crittografia)		133 126
6	Dutch (nl) Ultra (decryptie)		54 595
7	Portuguese (pt) Ultra		50 779
8	Hebrew (he) אולטרה		39 354
9	Persian (fa) اولترا		25 194
10	Arabic (ar) ألترا (تعمية)		24 684

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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 2026

#	Language	Popularity award	Relative popularity
1	English (en) Ultra (cryptography)		9 264
2	Russian (ru) Ultra (криптоанализ)		669
3	French (fr) Ultra (nom de code)		581
4	German (de) Ultra (Kryptologie)		569
5	Italian (it) Ultra (crittografia)		395
6	Catalan (ca) Ultra (criptologia)		167
7	Dutch (nl) Ultra (decryptie)		139
8	Persian (fa) اولترا		132
9	Hebrew (he) אולטרה		97
10	Portuguese (pt) Ultra		72

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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)		281
2	French (fr) Ultra (nom de code)		82
3	Hebrew (he) אולטרה		59
4	Italian (it) Ultra (crittografia)		51
5	Russian (ru) Ultra (криптоанализ)		32
6	Dutch (nl) Ultra (decryptie)		26
7	German (de) Ultra (Kryptologie)		24
8	Persian (fa) اولترا		12
9	Greek (el) Επιχείρηση Ultra		9
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 2026

#	Language	AI award	Relative AI
1	Arabic (ar) ألترا (تعمية)		1
2	Catalan (ca) Ultra (criptologia)		1
3	English (en) Ultra (cryptography)		1
4	Russian (ru) Ultra (криптоанализ)		1
5	Bulgarian (bg) Ултра (криптоанализ)		0
6	German (de) Ultra (Kryptologie)		0
7	Greek (el) Επιχείρηση Ultra		0
8	Estonian (et) Ultra		0
9	Persian (fa) اولترا		0
10	French (fr) Ultra (nom de code)		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)		491
2	Hebrew (he) אולטרה		283
3	French (fr) Ultra (nom de code)		136
4	German (de) Ultra (Kryptologie)		134
5	Italian (it) Ultra (crittografia)		109
6	Portuguese (pt) Ultra		87
7	Russian (ru) Ultra (криптоанализ)		82
8	Arabic (ar) ألترا (تعمية)		77
9	Catalan (ca) Ultra (criptologia)		43
10	Dutch (nl) Ultra (decryptie)		30

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: #78396 05.2024

Global: #52190 02.2015

Best Rank

English: #1126 10.2001

Global: #1284 10.2001

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