Vulnerability Development mailing list archives

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


From: "Catfish" <catfish () catfish homeip net>
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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