Incoming Resources
- Crypto, how the code rebels beat the government, saving privacy in the digital age, Steven Levy
- Top secret, a handbook of codes, ciphers, and secret writing, Paul B. Janeczko ; illustrated by Jenna LaReau
- Navajo code talkers, Nathan Aaseng
- Cryptography, the key to digital security, how it works, and why it matters, Keith Martin
- Codes and secret writing
- Bitcoin, by Peter Kent and Tyler Bain
- Loads of codes and secret ciphers, Paul B. Janeczko
- Codes and sequences, by Marion Smoothey ; illustrated by Ann Baum
- Can you crack the code?, a fascinating history of ciphers and cryptology, Ella Schwartz ; illustrated by Lily Williams
- Fun with secret writing, Geoffrey Lamb
- Cryptography;, the science of secret writing
- Kahn on codes, secrets of the new cryptology, by David Kahn