On 26/06/2015 03:06, Chris Angelico wrote:
On Fri, Jun 26, 2015 at 11:17 AM, Mark Lawrence <breamore...@yahoo.co.uk> wrote:
Even the famous Enigma
machine was a lot more than just letter-for-letter substitution - a
double letter in the cleartext wouldn't be represented by a double
letter in the result - and once the machine's secrets were figured
out, the day's key could be reassembled fairly readily.
The day's key for a given network, with the Luftwaffe easily being the worst
offenders. Some networks remained unbroken at the end of WWII.
I was massively oversimplifying, here. But there's a reason that
modern crypto doesn't use str.translate() level ciphers.
ChrisA
I should know. Ever heard of DISCON? Like to hazard a guess as to who
worked on it all those years ago?
--
My fellow Pythonistas, ask not what our language can do for you, ask
what you can do for our language.
Mark Lawrence
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