Codes & Puzzles
This stuff isn't quite right yet. It needs some work and there are probably other resources around the place that I need to add in.
1 – Substitution ciphers
Slides – web version
Slides – my version to use with some answers...
Pup Kag code – sheet
Pup Kag code – slides
A to Z program – runs in Python
An online substitution cipher solver
2 – More ciphers
Letter frequency analysis – useful information for solving codes such as PUP KAG
Text analysis tool – will report letter frequency in a given phrase
Videos page – morse and semaphore
3 – Caesar ciphers
4 – Steganography
Hints for steganography task (and solution)
5 – Machines and Biographies
6 – Clock face ciphers
7 – Enigma and Bletchley Park
Information about Bletchley Park
To add
- Nelson flag signals
- Caesar solver
- Flowol lighthouse morse code