|
North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: fingerprinting and spam ID (was: Re: ISP wants to stop outgoing web based spam)
> The problem is that I already see enough legit mail hit the > quarantine due to being HTML/multipart, suspected of being sent > "direct-to-MX" due to Exchange's bizarre habit of not providing an > audit trail via Received headers, etc. Of course by the time you can inspect the body of a message, it's already sucked down a large chunk of your resources. Host type is useful in pre-filtering even before you go so far as to send the banner -- to get rid of or at least slow down the crap that you almost certainly know is on its way. > The biggest problem with email isn't that it doesn't work; the biggest > problem with email is that there are so many vendors who simply refuse > to implement SMTP properly. I heartily agree! We have seen some laughable renditions of SMTP over the years. Regards, Ken -- MailChannels: Reliable Email Delivery (TM) | http://mailchannels.com -- Suite 203, 910 Richards St. Vancouver, BC, V6B 3C1, Canada Direct: +1-604-729-1741
|