Re: encryption program

[paul@fatmans.demon.co.uk]

> > * The two 'e's in the first word have different ciphertext equivalents,
> >   so it's not a single-alphabet substitution
> yes

Could be homophonic substitution or possibly (more probably, in my 
estimation, polygram substitution. There is also the possibility of a 
polyalphabetic cipher...
 
> I also likes "follows": "vkbcjtp" note how ll gets translated to "bc".
> That suggest that after some encryption of each letter from the plaintext
> there is a consecutively increasing number added.

This tends to suggest polyalphabetic substitution.

 

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       Paul Bradley, Paul@fatmans.demon.co.uk
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