On Mon, 11 Mar 2002 16:16:46 +0100 (CET) Vadim Zeitlin 
<[EMAIL PROTECTED]> wrote:

> On Mon, 11 Mar 2002 10:11:49 -0500 (Eastern Standard Time) Alan G Isaac
> <[EMAIL PROTECTED]> wrote:

> AGI> ii. Can someone point me to good info on the issues?

>  Not me but basicly the problem is that when you open an HTML message in
> the HTML viewer and if the loading of the external images is on, the
> sender
> of the message may know that you did it (by embedding an image with a
> unique URL in the message, for example) which could be undesirable.

the most obvious consequence of this is that a spammer could determine if
email addresses are "live" or not by seeing if the images with unique URLs
are subsequently referenced.

richard
--
Richard Welty                                         [EMAIL PROTECTED]
Averill Park Networking                                         518-573-7592
              Unix, Linux, IP Network Engineering, Security



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