Server-Side Antispam Solutions
For enterprises and ISPs, the client-side filter does nothing to relieve the network traffic or reduce the resources needed to process e-mail. To positively impact a company's infrastructure costs, an antispam solution needs to stop spam before it enters the enterprise. This section looks at various types of solutions to help do this.
Block List Companies[29]
[29] A selection of block list companies is at http://www.spam-blockers.com/SPAM-blacklists.htm.
A block list is a list used to indicate e-mail addresses or domains from which you want to block e-mail. Companies have used their own lists for years to help determine which e-mails are spam. Block list companies such as Brightmail, Spews.com, and SpamCop make the ...
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