Murderous Maths : Codes : How to make them and break them

Poskitt, Kjartan

Baker, Ian

Series: Murderous Maths
Notes
Let this book take the agony out of mathematics and cryptanalysis and you’ll be a code-cracking genius in no time.
Contents
Contents : a sneaky start; disguised messages; scrambling codes; substitution codes; one-time pads; grid codes; the enigman machine; number messages; pig pens; double codes; the uncrackable credit card code;
Additional Info
Similar to Horrible Histories. It’s maths with the laughs added in!
Location edition Bar Code due date
Non-fiction 71103
Dewey:Horrible Books
ISBN:0439943280
pub:2007