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Re: swc / ActivCard

daemon@ATHENA.MIT.EDU (Vasilios Katos)
Fri Aug 18 21:56:35 2000

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Message-ID:  <3924793C456FD3118FF400902727DFC94A6C88@king.utrecht.ctp.com>
Date:         Fri, 18 Aug 2000 10:13:32 +0200
Reply-To: Vasilios Katos <Vasilios.Katos@CTP.COM>
From: Vasilios Katos <Vasilios.Katos@CTP.COM>
X-To:         Michal Zalewski <lcamtuf@DIONE.IDS.PL>
To: BUGTRAQ@SECURITYFOCUS.COM

Suggestion: If you perform your operations on mod(1000000000), then you will
notice that the last decrement is actually an increment around 1.1M. By
doing this, modelling the attack should be easier.

>                                            .
>   05314080                                 .
>   06401172     < increment around 1.1M     : --- sequence of increments
>   07332504     < increment around 0.9M     |
>   08957912	< increment around 1.6M     |
>   09134516     < increment around 0.2M    /
>   00104910	< large decrement
>   ...                                     \
>                                            :
>                                            .

Kind regards,

Vasilis.

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