From charlesreid1

References

Related Wiki Pages

Pangrams

Puzzles/Clues

External Links

Crypto math: http://www.math.brown.edu/%7Ejhs/MathCrypto/MCOnlineExercises.html

Nice collection of probability puzzles, solved with Python 3: https://github.com/BillCruise/Probability

handbook of applied cryptography: all chapters provided for free: http://cacr.uwaterloo.ca/hac/

Flags