Top 10 Best computer cryptography in 2026

Last Updated - 6/9/2026

🏆Best Choice

Creative Crafthouse

Tap Code Cipher Set – Engraved Wooden Blocks with Instructions & Learning Guide

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•Learn Covert Communication – Used by prisoners and spies, the Tap Code lets you send secret messages through walls, enhancing your knowledge of cryptography and historical communication.
•Hands-On Educational Tool – Perfect for teachers and parents, this set introduces encryption, problem-solving, and history in an engaging, interactive way for learners of all ages.
•Ideal for Escape Rooms & Teams – Add a new layer of mystery to escape rooms or team-building activities. Encourages problem-solving, teamwork, and nonverbal communication.
•Escape Room Prop - A Unique prop you can use to deliver clues and hidden messages in your room escape game experience.
•Handcrafted by Creative Crafthouse – A small family business specializing in unique wooden puzzles, brain teasers, and historical encryption tools, ensuring top-quality craftsmanship.

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$16.95

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Audible

The Code Book: The Science of Secrecy from Ancient Egypt to Quantum Cryptography

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

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$17.72

$20.25

-12%

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Candlewick Press

Top Secret: A Handbook of Codes, Ciphers and Secret Writing

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

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$11.99

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Thames & Kosmos

Thames & Kosmos Spy Labs Inc: Secret Codes and Ciphers Learn How to Make & Exchange Coded Messages! | Essential Tools & Tricks of The Trade from The Detective Gear Experts for Young Investigators

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•Spy Labs Incorporated's activity kits and equipment provide an engaging and interactive way for kids to learn about detective work, including forensic analysis and tracking techniques.
•Learn about different types of codes and ciphers that have been used throughout history--and how you can use them in your own investigations!
•Includes materials to teach you how to encrypt and decrypt messages using a cipher disk and polybius square as well as how to send messages through knots in rope or by writing special symbols with chalk.
•Promotes pretend play as kids ages 8 and up take on the role of detective, setting out to unravel mysteries one tough case at a time.
•Become a first-class secret agent with Spy Labs, the Detective Gear Experts; your trusted source for all your essential spy tools and gear!

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$5.49

$6.95

-21%

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Chicago Review Press

Code Cracking for Kids: Secret Communications Throughout History, with 21 Codes and Ciphers (75) (For Kids series)

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

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$18.99

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Answers 2000 Limited

Codes, Ciphers, Steganography & Secret Messages

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

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$2.99

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Dover Publications

Codes, Ciphers and Secret Writing (Dover Brain Games & Puzzles)

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

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$6.95

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Independently Published

Introduction to Codes and Ciphers: Plus 20 Famous Unsolved Codes, Ciphers, and Mysterious Writings. Can You Solve Them?

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

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$9.99

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Hesperides Press

Codes and Ciphers - A History of Cryptography

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

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$30.99

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BLACK DOG & LEVENTHAL PUBLISHERS

Codes, Ciphers and Other Cryptic and Clandestine Communication: 400 Ways to Send Secret Messages from Hieroglyphs to the Internet

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•Used Book in Good Condition

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$31.74

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