Subjects: Spying on Spies: How Elizebeth Smith Friedman Broke the Nazis' Secret Codes (Book); Moss, Marissa; Cryptography
Record details
Subjects: Cadena de bloques y criptomoneda/Blockchain & Cryptocurrency (Book); Códigos y cifrados clásicos/Classic Codes & Ciphers (Book); Criptología digital/Dgital Cryptology (Book)
Subjects: Cryptography: The Key to Digital Security, How It Works & Why It Matters (Book); Martin, Keith; Cryptography
Subjects: Secret Spy Codes & Messages (Book); Peterson, Christy; Spies
Subjects: Riddle of the Labyrinth: The Quest to Crack an Ancient Code, The (Book); Fox, Margalit; Cryptography
Subjects: Geniuses at War: Bletchley Park, Colossus & the Dawn of the Digital Age (Book); Price, David A.; Cryptography
Subjects: Cryptography: Cracking Codes (Book); Curley, Rob; Cryptography
Subjects: *CRYPTOGRAPHY; *NONFICTION; *HISTORYACTION This Day (Book)