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Date: Sun, 28 Apr 2013 07:59:19 +0200
From: Frank Dittrich <frank_dittrich@...mail.com>
To: john-dev@...ts.openwall.com
Subject: Re: revised incremental mode and charset files

On 04/28/2013 03:32 AM, magnum wrote:
> On 28 Apr, 2013, at 3:29 , Solar Designer <solar@...nwall.com> wrote:
>> On Sun, Apr 28, 2013 at 03:25:56AM +0200, magnum wrote:
>>> I could live with "latin1" or something like that. Actually now that I got that in my brain, it is a better name. It is very common, yet not 100% clearly specified. And cp1252 is the best compromise you can do for sure.
>>
>> What will this file be for?  cp1252?  iso-8859-1?  Maybe use one of
>> these names accordingly?
> 
> CP1252 is a superset of ISO-8859-1, with some of the ancient "control codes", that are not used anymore, being replaced with characters. That is the beauty of it. It work perfectly for strict ISO-8859-1 too.

Another superset of iso-8859-1 is iso-8859-15 (aka latin-9).
Unfortunately, these two are not compatible.
E.g., cp1252 uses 0x80 for the Euro sign (€), while iso-8859-15 uses 0xa4.

https://en.wikipedia.org/wiki/CP1252
https://en.wikipedia.org/wiki/ISO/IEC_8859-15

Which encoding to prefer probably depends on what kind of hashes you
want to crack.

Frank

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