Blog post from Abe Getchell to
create a covert channel over SMTP by using the X-Spam-Report (and related) email header to enbed a message in what otherwise can look like spam messages. Adding value beyond just the issue itself, Abe drops a Snort rule to detect his example at the end of the post.
by michael 01.07.09 at 11:29 AM in
/general
