RE: Email address spoof

["Bob Tupper" <Tupper () solarflare com>]

Sometimes a good demonstration is the best explanation.


Telnet your-mailhost.yourdomain.com 25
helo spammer
mail from: god () microsoft com
rcpt to: your-mailing-list@your-domain
data
This demonstrates email return address spoofing
.
quit




-----Original Message-----
From: Benny Late [mailto:lvmygop () hotmail com]
Sent: Wednesday, April 07, 2004 12:17 PM
To: security-basics () lists securityfocus com
Subject: Email address spoof


Does anyone know of a good paper or source for an "user" explanation of 
email spoofing?  Need to explain to a group of users what is happneing and 
why?

Many thanks,
Benny

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Ethical Hacking at the InfoSec Institute. Mention this ad and get $545 off
any course! All of our class sizes are guaranteed to be 10 students or less
to facilitate one-on-one interaction with one of our expert instructors.
Attend a course taught by an expert instructor with years of in-the-field
pen testing experience in our state of the art hacking lab. Master the skills
of an Ethical Hacker to better assess the security of your organization.
Visit us at:
http://www.infosecinstitute.com/courses/ethical_hacking_training.html
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