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Junior Code Crackers

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Junior Code Crackers

Skip to content
  • Home
  • Code of the Month
    • Late 2017 Ciphers
      • July Cipher
      • August Puzzle
      • September​ Cipher
      • October Cipher
      • November Puzzle
      • Christmas Carol Codes 2017
    • Early 2017 Ciphers
      • May Cipher
      • June Cipher
      • April Puzzle
      • March Cipher
      • February Code
      • January Code
    • Christmas Carol Codes
    • Autumn 2016 Competitions
      • November Puzzle
      • October Code
      • September Code
    • Summer 2016 Cipher
      • Summer 2016 Solution
  • Book Ciphers
    • JCC Book Cipher
    • Jess’s Book Cipher
    • Kids Only Code
    • Cryptic Crossword
  • Substitution Ciphers
    • Substitution Ciphers With Keys
      • Caesar Ciphers
        • Entrance Test Caesar Cipher Hints
    • Column Codes
      • Tricky?
    • Pairing Ciphers
    • Pigpen Ciphers
  • Advanced Ciphers
    • Advanced Caesar Ciphers
    • Vigenère Squares
      • Vigenère Puzzle
      • Playfair Ciphers
        • Common Digraphs
        • Playfair Puzzle
          • May Cipher

Substitution Ciphers

   Unknown

 

The first known ciphers were

Caesar Ciphers

Next came

Pairing Ciphers

 

But later, someone thought of keys. And this was the best idea in 1000 years of coding!

Substitution Cipher A  

To understand how to crack ciphers

Mystery Cipher

To practise

Substitution Cipher B 

For clues

Language Patterns

 

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