Bombe machines
E310474
Bombe machines were electro-mechanical devices used during World War II to help decrypt German Enigma-encrypted communications by automating the search for cipher settings.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Bombe machines canonical | 2 |
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
World War II technology
ⓘ
cryptanalytic device ⓘ electro-mechanical machine ⓘ |
| automationLevel | semi-automatic ⓘ |
| basedOn | Polish Bomba kryptologiczna ⓘ |
| computingParadigm | electro-mechanical computation ⓘ |
| conflictRole | signals intelligence ⓘ |
| countryOfOrigin | United Kingdom ⓘ |
| designedBy |
Alan Turing
ⓘ
Gordon Welchman ⓘ Harold Keen ⓘ |
| developedAt | Bletchley Park ⓘ |
| developedBy | Allied cryptanalysts ⓘ |
| hasComponent |
control panel
ⓘ
electrical wiring ⓘ plugboard connections ⓘ rotating drums ⓘ |
| historicalSignificance | contributed to shortening World War II ⓘ |
| influenced | development of early computing ⓘ |
| inputType | cribs (known or guessed plaintext) ⓘ |
| languageOfTargetMessages | German ⓘ |
| locationOfUse |
Bletchley Park
ⓘ
surface form:
Bletchley Park Bombe huts
U.S. Navy cryptologic stations ⓘ |
| manufacturedBy |
International Computers and Tabulators
ⓘ
surface form:
British Tabulating Machine Company
|
| operatedBy |
Bletchley Park
ⓘ
surface form:
British Government Code and Cypher School
Royal Navy ⓘ United States Navy ⓘ Women’s Royal Naval Service ⓘ |
| operationalEnd | 1945 ⓘ |
| operationalStart | 1940 ⓘ |
| outputType | candidate Enigma key settings ⓘ |
| partOf |
Allied codebreaking effort
ⓘ
Ultra intelligence ⓘ
surface form:
Ultra intelligence program
|
| primaryFunction |
eliminating impossible Enigma rotor settings
ⓘ
searching for Enigma daily key settings ⓘ |
| relatedTo |
Polish Bomba kryptologiczna
ⓘ
surface form:
Bomba kryptologiczna
Enigma machine ⓘ Ultra intelligence ⓘ
surface form:
Ultra (intelligence project)
|
| securityClassification | Top Secret (during World War II) ⓘ |
| successor |
Colossus computers
ⓘ
surface form:
Colossus computer (for other ciphers)
|
| targetedCipher |
Enigma machine
ⓘ
Enigma machine ⓘ
surface form:
German military Enigma
|
| usedAgainst |
Kriegsmarine communications
ⓘ
Nazi Germany ⓘ Wehrmacht communications ⓘ |
| usedBy |
United Kingdom
ⓘ
United States of America ⓘ
surface form:
United States
|
| usedDuring | World War II ⓘ |
| usedFor |
cryptanalysis
ⓘ
decrypting Enigma-encrypted communications ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.