Data encryption (Computer science) - History.

A brief history of cryptology and cryptographic algorithms by: (Language materials, printed)

Codes, ciphers and spies = tales of military intelligence in World War I / by: (Language materials, printed)

History of cryptography and cryptanalysis = codes, ciphers, and their algorithms / by: (Language materials, printed)

History of cryptography and cryptanalysis = codes, ciphers, and their algorithms / by: (Language materials, printed)

Manly, John Matthews,

Intelligence service

Math Applications in Computer Science.

Data Structures, Cryptology and Information Theory.

Cryptology.

Cryptography

Coding and Information Theory.

Data structures (Computer science)

Popular works.

Ciphers

History of Science.

Popular Science, general.

World War, 1914-1918

History of Computing.

Data encryption (Computer science)

Computer Science.

History.