Wednesday, 27 January 2010

im really enjoying my coding theory module

i did some maths for fun on it.

Morse Clhlde!

-based on Morse Code but plugging it back into an alphabet based structure

Use of dots and dashes

dots;

every odd numbered occurence of a dot in a letter = i
every even numbered occurence of a dot in a letter = j

similarly,

dashes;

odd numbers of dashes = l
even numbers of dots = h

so, taken from morse,




before next letter = p
before each word = n
before new sentence = fs

EXAMPLE

hello world

ijijpipiljipiljiplhlnilhplhlpiljiljiplij

my name is jethro

lhplihlnlipilplhpinijpijinilhlpiplpijijpiljplhl


Cons
each letter has only one corresponding set of letters, so not strictly polyalphabetic.
using a code to make a code - if someone guesses its morse theyre on to an instant winner
placeholders p, n, fs give breaks to look at closely

so the conclusion is, its very easy to crack.

Pros
it was a lot of fun to make :P

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