Lorenz cipher

E1019468

The Lorenz cipher was a high-level German teleprinter encryption system used during World War II, whose interception and decryption by the Allies led to the development of the Colossus computers.

All labels observed (2)

Label Occurrences
Lorenz cipher canonical 4
Lorenz Schlüsselzusatz 1

How this entity was disambiguated

Statements (51)

Predicate Object
instanceOf German military equipment ⓘ
World War II cryptographic system ⓘ
cipher machine ⓘ
teleprinter cipher ⓘ
alsoKnownAs Lorenz SZ ⓘ
Lorenz Schlüsselzusatz ⓘ
linked to: Lorenz cipher

SZ40 ⓘ
SZ42 ⓘ
Tunny ⓘ
analyzedBy Bill Tutte ⓘ
Max Newman ⓘ
basedOn Vernam cipher principle ⓘ
brokenUsing Colossus computer ⓘ
linked to: Colossus computers

statistical analysis ⓘ
codeNameByAllies Tunny ⓘ
complexityComparedTo more complex than Enigma ⓘ
countryOfOrigin Nazi Germany ⓘ
declassified post-World War II ⓘ
decryptedBy Bletchley Park codebreakers ⓘ
Government Code and Cypher School ⓘ
developedBy C. Lorenz AG ⓘ
encryptionType stream cipher ⓘ
hadComponent Lorenz SZ40 ⓘ
linked to: Lorenz SZ

Lorenz SZ42 ⓘ
linked to: Lorenz SZ
importance provided high-level intelligence to Allies ⓘ
improvedVersionIntroducedInYear 1942 ⓘ
influenced postwar computer design ⓘ
intelligenceCodename Fish ⓘ
interceptedAt Bletchley Park ⓘ
interceptedBy British signals intelligence ⓘ
introducedInYear 1940 ⓘ
ledToDevelopmentOf Colossus computer ⓘ
linked to: Colossus computers

electronic digital computing techniques ⓘ
messageType Baudot-coded text ⓘ
operatedWith twelve wheels in SZ40 model ⓘ
twelve wheels in SZ42 model ⓘ
outputType additive key stream ⓘ
relatedTo Colossus computer ⓘ
linked to: Colossus computers

Enigma machine ⓘ
Vernam cipher ⓘ
signalMedium teleprinter ⓘ
trafficCategoryByAllies Fish traffic ⓘ
usedBy German Army High Command ⓘ
Wehrmacht ⓘ
usedDuring World War II ⓘ
usedFor high-level strategic communications ⓘ
teleprinter traffic encryption ⓘ
usedForCommunicationBetween German Army High Command and field commanders ⓘ
wheelFunction chi wheels ⓘ
mu wheels ⓘ
psi wheels ⓘ

How these facts were elicited

Referenced by (5)

Full triples — surface form annotated when it differs from this entity's canonical label.

Colossus computers → targetCipherSystem → Lorenz cipher ⓘ
Lorenz cipher → alsoKnownAs → Lorenz Schlüsselzusatz ⓘ
linked to: Lorenz cipher
Tunny cipher → relatedTo → Lorenz cipher ⓘ
Heath Robinson machine → usedAgainst → Lorenz cipher ⓘ