The School Code Breaking Site

Code Breaking Puzzles to Solve for KS3 and GCSE Students

Main Menu

Skip to content
  • Home
  • Code Breaking Competition
    • Code Challenge Level 1
    • Code Challenge Level 2
    • Code Challenge Level 3
    • Code Challenge Level 4
    • Code Challenge Level 5
    • Code Challenge 5Extra
    • Code Challenge Level 6
    • Code Challenge Level 7
  • Leaderboard
    • New Leaderboard
    • Leaderboard Archive
  • Resources
  • Posts
  • About

Code Challenge Level 1

Featuredby Ibmathsresources.com

Welcome to the School Code Breaking Challenge, Level 1. Solve the clue below and then type the password given in the clue in the link provided below (no capital letters). […]

Read Article →
Code Challenge 1

Code Challenge Level 2

Featuredby Ibmathsresources.com

Welcome to the School Code Breaking Challenge, Level 2. Solve the clue below and then type the password given in the clue in the link provided below (no capital letters). […]

Read Article →
Code Challenge 2

Code Challenge Level 3

Featuredby Ibmathsresources.com

Murder in the Maths Department! A murder has been committed in the maths department! A body has been discovered surrounded by mathematical objects and only the hardworking maths teachers were […]

Read Article →
Code Challenge 3

Code Challenge Level 4

Featuredby Ibmathsresources.com

Murder in the Maths Department A murder has been committed in the maths department! A body has been discovered surrounded by mathematical objects and only the hardworking maths teachers were […]

Read Article →
Code Challenge 4

Code Challenge Level 5

Featuredby Ibmathsresources.com

Level 5 Code Number 1 Information: Actually, this is quite a nice gentle start to Level 5 – but don’t worry, they do get harder!  When you’ve cracked it, click […]

Read Article →
Code Challenge 5

Code Challenge Level 6

Featuredby Ibmathsresources.com

Level 6 Code Number 1 Information: Binary strings are used as a method of transmitting data across large distances (Voyager 1 used this method to transmit pictures from Jupiter in […]

Read Article →
Code Challenge 6

Alan Turing Cryptography Competition

December 9, 2015by Ibmathsresources.com

Alan Turing Cryptography Competition Manchester University are running their 5th Alan Turing Cryptography Competition this January.  It’s aimed at secondary and post 16 students.  If you are in the UK […]

Read Article →
code breaking, Uncategorized

Beale’s Papers and a $65 million uncracked code?

November 30, 2015by Ibmathsresources.com

Crack the Beale Papers and find a $65 Million buried treasure? The story of a priceless buried treasure of gold, silver and jewels (worth around $65 million in today’s money) […]

Read Article →
Uncategorized

Steganography – How to Hide Codes in Pictures

June 22, 2015by Ibmathsresources.com

Code Crackers, can You Find the Hidden Message? The picture above looks like a normal picture of Albert Einstein – one of the world’s greatest ever mathematicians. However, it’s concealing […]

Read Article →
code breaking

One Time Pad – The Uncrackable Code?

June 22, 2015by Ibmathsresources.com

The one time pad is a very secure way of encoding messages – so secure in fact that it is unbreakable as long as the agents using it don’t make […]

Read Article →
code breaking
code breaking

Cracking Codes Lesson

June 18, 2015by Ibmathsresources.com

Cracking Codes Lesson 1 Introduction: 5 minutes – Use a Morse Code Generator to play some (very slowed down) messages for students to decode.  Discuss why this is was a good […]

Read Article →
Uncategorized

Crypto Analysis to Crack Vigenere Ciphers

June 18, 2015by Ibmathsresources.com

Crypto Analysis to Crack Vigenere Ciphers (This post assumes some familiarity with both Vigenere and Ceasar Shift Ciphers.  You can do some background reading on them here first). We can […]

Read Article →
Uncategorized

Using Chi Squared to Crack Codes

June 18, 2015by Ibmathsresources.com

This is inspired from the great site,  Practical Cryptography which is a really good resource for code making and code breaking.  One of their articles is about how we can […]

Read Article →
Chi squared

Elliptical Curve Cryptography

June 18, 2015by Ibmathsresources.com

Elliptical Curve Cryptography This post builds on some of the ideas in the previous post on elliptical curves.  The excellent Numberphile video above expands on some of the ideas below. […]

Read Article →
Uncategorized

Cracking ISBN and Credit Card Codes

June 14, 2015by Ibmathsresources.com

ISBN codes are used on all books published worldwide. It’s a very powerful and useful code, because it has been designed so that if you enter the wrong ISBN code […]

Read Article →
ISBN

Aliens and Binary Codes from the Stars

June 14, 2015by Ibmathsresources.com

The Drake Equation was intended by astronomer Frank Drake to spark a dialogue about the odds of intelligent life on other planets. He was one of the founding members of […]

Read Article →
Uncategorized

Post navigation

1 2 Next →

Introduction

This is the School Code Breaking website from British International School Phuket. Maths and code breaking have a long and shared history. The skills that make good mathematicians, problem solving, logical thought and perseverance are the same skills that make great code breakers. Governments and companies that deal in digital data are always on the look out for talented mathematicians - so who knows, maybe one day you could be a professional code maker or code breaker.

  • 1,346,742 views

Recent Posts

  • Alan Turing Cryptography Competition
  • Beale’s Papers and a $65 million uncracked code?
  • Steganography – How to Hide Codes in Pictures
  • One Time Pad – The Uncrackable Code?
  • Cracking Codes Lesson
  • Crypto Analysis to Crack Vigenere Ciphers
  • Using Chi Squared to Crack Codes
  • Elliptical Curve Cryptography
  • Cracking ISBN and Credit Card Codes
  • Aliens and Binary Codes from the Stars
  • RSA Encryption
  • NSA Code Breaking Puzzle
  • Code Challenge Level 1
  • Code Challenge Level 2
  • Code Challenge Level 3
  • Code Challenge Level 4
  • Code Challenge Level 5
  • Code Challenge Level 6
Follow The School Code Breaking Site on WordPress.com
Create a free website or blog at WordPress.com.
Cancel

 
Loading Comments...
Comment
    ×
    Privacy & Cookies: This site uses cookies. By continuing to use this website, you agree to their use.
    To find out more, including how to control cookies, see here: Cookie Policy