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Posts Tagged ‘sender’

New: Restrict Which Email Addresses Your Users can Receive Email From

Thursday, May 28th, 2009

LuxSci’s new “Sender Restriction” feature allows account and domain administrators to exert firm control over which email is delivered to their users. When enabled, this feature permits the specification of:

An “allowed sender list” of domains and/or email addresses. Email from anyone not on the list will be refused (bounced back to the sender with an error).
An “denied sender list” of domains and/or email addresses. Email from anyone on this list will be refused (bounced back to the sender with an error).

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Tags: allow list, block, deny list, from email, restrict, sender
Posted in New Feature Announcements
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Save Yourself From “Yourself”: Stop Spam From Your Own Address

Tuesday, December 30th, 2008

We have recently seen a significant increase in occurrences where users are getting Spam email messages that appear to come from their own address (i.e. "joe@domain.com" gets a Spam email addressed from "joe@domain.com"). We discussed this issue tangentially in a previous posting: Bounce Back & BackScatter Spam - "Who Stole My Email Address"? However, many users wonder how this is possible, while others are concerned that their Spam filters are not catching these messages.

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Tags: allow list, email address, filtering, sender, smtp, spam, spf, white list
Posted in LuxSci Library: The Technical Side of Email, TechNotes
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