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Re: wrapping packages

From: Tanel Poder <tanel.poder.003_at_mail.ee>
Date: Sun, 21 Sep 2003 01:39:39 -0800
Message-ID: <F001.005D0960.20030921013939@fatcity.com>


> Tanel Poder wrote:
> > I checked, the wrap executable in 8.0.6 dist for solaris is about 3MB,
but
> > for 9.2 in Windows it's only about 40k.
>
> Perhaps you're not aware of the way executables compiled on your Solaris
and
> Windows platforms.

In detail, not. In general, yes.
Ok, I checked, you're correct, wrap isn't only this 40kB executable, uses orancrypt9.dll (100kB) in Windows, this might be the one where encryption is done...

>
> > It shouldn't be that hard to reverse engineer it.
>
> It's an extremely commendable plan... (a touch of irony here)

:)
I've dealt with disassembling before, back in old dos times (disassembling 4kB graphical intros and few viruses :). I don't think this is a hard job to do, it's just time consuming - it gets hard when the authors have planted debugger traps and various other tricks into the code that make the crackers life hard (or should I say interesting :)

Tanel.

>
> > Probably the ones who already have cracked the algorithm aren't
spreading
> > the knowledge - why should they anyway?!
>
> I suggest you to call Oracle legal and discuss this issue and your
> original plan of fixing it. :)
> --
> Vladimir Begun
> The statements and opinions expressed here are my own and
> do not necessarily represent those of Oracle Corporation.
>
> --
> Please see the official ORACLE-L FAQ: http://www.orafaq.net
> --
> Author: Vladimir Begun
> INET: vladimir.begun_at_oracle.com
>
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-- 
Please see the official ORACLE-L FAQ: http://www.orafaq.net
-- 
Author: Tanel Poder
  INET: tanel.poder.003_at_mail.ee

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Received on Sun Sep 21 2003 - 04:39:39 CDT

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