Re: Contacting Matthew Fischer - IDEA cipher for Apple II

[stocks.hunts@yahoo.com]

On Jul 7, 8:40 pm, roughana <andrew.roug...@writeme.com> wrote:
> On Jul 6, 7:52 pm, Matthew Fischer
>
> <futhjjj...@ujjjsers.sourcejjjforge.njjjet> wrote:
>
> Wow. That's a quick response. From the man himself.
> I've been googling on and off for over a year and haven't found a
> recent contact address for you.
>
> > I don't have the original file that was posted to comp.sources.apple2
>
> It doesnt seem like many people do.
> The (ex-)moderator has not yet made them available again despite
> repeated requests.
>
> > but I do still have those routines. Would you like me to mail them to you?
>
> Yes please.
>
> > Are you planning on incorporating them into your crypto program?
>
> I was certainly going to ask your permission to do so if I could find
> you.
> Under what licencing method are you releasing your source?
>
> > I'm curious as to why you would want to support IDEA in this day and age.
>
> Well, it has been written (so why not) and potentially could be useful
> for implementors of SSL-like abilities - especially if there are no
> other options.
>
> > Besides the original 65C02 version, I made a pure 6502 version
>
> Speed is less important to me at this stage than the functionality.
> However my target platform is the IIgs, so 65816 optimisation at some
> point in the future may be worthwhile.
>
> > I've also got some Rijndael (AES) code I've been working on.
>
> That's brilliant. I was just thinking today about how to support AES
> as well.
> I'm definately interested in incorporating that too if possible.
>
> > I've also got DES routines, which are based on Paul Guertin's code but
> > it looks like you already have DES routines.
>
> Well, if they're faster than the Kim1 code from Byte magazine that I
> kludged to work in 65816 then I'm open to it too!
>
> I would like to facilitate the creation of a IIgs tool set that makes
> encryption routines available to all IIgs programmers.
> Then in particular, I'd like to see some form of secure transport
> mechanism implemented on the IIgs to see what is feasible in terms of
> performance.
>
> Regards,
> Andrew

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