Subject
Cryptography
World War, 1939-1945
29 results
History
28 results
Cryptographers
17 results
Ciphers
7 results
Espionage
7 results
Secret service
7 results
Women
7 results
Electronic intelligence
5 results
Participation, Female
5 results
World War, 1914-1918
5 results
Enigma cipher system
4 results
Intelligence service
4 results
Military intelligence
4 results
Navajo Indians
4 results
Navajo code talkers
4 results
Participation, Indian
4 results
Electronic books
3 results
Female friendship
3 results
Navajo language
3 results
Nineteen forties
3 results
Social life and customs
3 results
Spies
3 results
Traitors
3 results
Campaigns
2 results
Cryptocurrencies
2 results
Cryptographie
2 results
Guerre mondiale, 1939-1945
2 results
Indians of North America
2 results
Marines
2 results
Underground movements
2 results
Women journalists
2 results
Air pilots
1 results
Art treasures in war
1 results
Biography
1 results
Bitcoin
1 results
Blockchains (Databases)
1 results
Brothers
1 results
Code and cipher stories
1 results
Coding theory
1 results
Cryptographes
1 results
Data encryption (Computer science)
1 results
Death
1 results
Documentary television programs
1 results
Electronic funds transfers
1 results
Enigma (Machine à chiffrer)
1 results
Fathers and daughters
1 results
Female
1 results
Gay men
1 results
Guerre mondiale, 1914-1918
1 results
more…