Statements (28)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
crypt
|
| gptkbp:alsoKnownAs |
gptkb:ECM_Mark_II
|
| gptkbp:countryOfOrigin |
gptkb:United_States
|
| gptkbp:developedBy |
gptkb:U.S._Navy
gptkb:U.S._Army_Signal_Corps |
| gptkbp:displayedAt |
gptkb:National_Cryptologic_Museum
|
| https://www.w3.org/2000/01/rdf-schema#label |
SIGABA
|
| gptkbp:introduced |
1930s
|
| gptkbp:notableFor |
high security
never broken by enemy |
| gptkbp:numberOfEngines |
15
|
| gptkbp:relatedTo |
gptkb:Enigma_machine
gptkb:Typex |
| gptkbp:replacedBy |
KL-7
M-134-C |
| gptkbp:status |
decommissioned
|
| gptkbp:supportsAlgorithm |
rotor machine
electromechanical cipher |
| gptkbp:totalProduced |
1941
|
| gptkbp:usedBy |
gptkb:Allied_forces
gptkb:United_States |
| gptkbp:usedDuring |
gptkb:Korean_War
gptkb:World_War_II |
| gptkbp:bfsParent |
gptkb:KL-7_cipher_machine
gptkb:M-134-C_cipher_machine gptkb:Red_cipher_machine gptkb:Type_B_Cipher_Machine |
| gptkbp:bfsLayer |
7
|