I.T. Security and Linux Administration:

SMTP

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January 27, 2012  12:43 PM

Is SMTP Authentication Necessary?



Posted by: Eric Hansen
authentication, Postfix, SMTP

Basically every guide you see online or read about on how to set up a SMTP server says you need to have SMTP authentication enabled to be safe (and to avoid open relay attacks).  While yes, you do need this if you're running an enterprise-level system that requires remote connections from smart...

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