Re: is any one sniffing comports on win2k or XP?

From: Catfish (catfish@catfish.homeip.net)
Date: 07/27/02 

From: "Catfish" <catfish@catfish.homeip.net>
To: "KF" <dotslash@snosoft.com>, <vuln-dev@securityfocus.com>
Date: Fri, 26 Jul 2002 21:17:02 -0400

Try this. It says it works fine in Win2k but doesn't mention WinXP. I have
used this in the past and it worked great for watching trafic from an old
sharp databank device I use to have. Never did figured out the protocol but
I used it for exporting data from the device (using a replay "attack")

http://www.sysinternals.com/ntw2k/freeware/portmon.shtml

> I have an application that I need to steal data from. This application
> is initalizing a bar code reader and I would like to see the escape
> sequences that are used to initialize this particular device. There are
> bajillions of DOS apps that claim to spy on a com port but I have had no
> luck with them. Every app I try to use results in a com port in use
> error when I fire up the app I want to sniff. Does anyone have any
> applications to try? I need one that will allow me to monitor a comport
> passively in win2k or XP and it must at the same time allow another
> application to query or connect to the com port. I need to be able to
> see the data being passed back and forth between the application and the
> device.

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