Whitelisting problem

Julian Field mailscanner at ecs.soton.ac.uk
Tue Jan 7 16:55:33 GMT 2003

At 16:50 07/01/2003, you wrote:

>IBM is a partner of ours so I have whitelisted ibm.com
>But now some spammer is forging both the envelope and header to look like
>it cam from ibm.com
>The spammer appears to be creating random addresses ending in @ibm.com
>Is my only choice to remove ibm.com from the whitelist?

If ibm.com only use a few outgoing mail servers, you could whitelist their
IP addresses instead.
Julian Field
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