BT leads fight against spam spread
ISPs need to do more to reduce the amount of spam and viruses that flow through their networks. It's a common call these days, and it seems to be having an effect. Given that four out of five emails are spam, and over 50 percent of spam comes from about 20 ISPs, it's about time they took some action and I'm happy to report that there is progress.
For example, IT Week Labs' ISP, which is BT, started probing our mail servers to check they were not accidentally configured to allow spam to be relayed through them - they were fine.
It's a simple enough thing for an ISP - they need only try to send mail to themselves via our servers. If their mail gets through, so would mail from spammers. I wish I could tell you about the work being done by other ISPs, but such measures are not the sort of things ISPs shout about. I only noticed this change by inspecting the mail server logs.
Incidentally, BT is not the only organisation that scans our servers in this way. Several other legit...
» WhatPC? - IT Week - 04-08-2006