full-disclosure - Is the FBI using email Web bugs?

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From: chows at ozemail.com.au (Gregh)
Subject: Is the FBI using email Web bugs?

----- Original Message -----
From: "Ben Nelson" <lists@...om600.org>
To: "Gregh" <chows@...mail.com.au>
Cc: <full-disclosure@...ts.netsys.com>
Sent: Thursday, January 08, 2004 11:33 AM
Subject: Re: [Full-Disclosure] Is the FBI using email Web bugs?


> Gregh wrote:
> > wont listen. In Zone Alarm you can tell it to DISALLOW Outlook Express
(or
> > whatever you like) access to different ports. So, I tell it to disallow
> > access to or from port 80 by OE. Thus, a received HTML email with pics
and
> > such in it just shows blanks, "x" or placeholders, really. Now, while
saying
> > this, if you decided to use some other port to report back on, sure, you
> > would get around this but the majority of spam operators who spam you
don't
> > require JUST the "click to remove" to be clicked to verify you DO exist
thus
> > send more spam and sell the address to another spammer. They also have
port
> > 80 and if the email is clicked on by a typical OE setup, just to delete,
it
> > "phones home". For those described earlier in this paragraph, ZA
blocking OE
> > in/out on port 80 stops most of the phone home stuff.
>
> Couldn't you just block all port access from OE *EXCEPT* those that are
> needed? (probably 25, 110, 143)

Nope from V4 upwards. Yes around V3.7x. They stuffed that handy feature up.
You could block those ports for ANYTHING but that is probably not a good
answer for everyone.

Greg.