Sender Policy Framework

An eWeek-[[http://www.eweek.com/c/a/Knowledge-Center/How-to-Implement-Email-Sender-ID-Authentication-for-a-Hosted-SMB-Web-site/|tutorial]] written in 2008 by Michael Smith explains how the author tamed the SPF-[[http://old.openspf.org/wizard.html|wizard]] and arrived at a sound policy. Terry Zink wrote a series of blog articles about [[http://blogs.msdn.com/tzink/archive/tags/Backscatter/default.aspx|backscatter]] covering [[http://blogs.msdn.com/tzink/archive/2008/07/14/the-problem-of-backscatter-part-10-use-spf.aspx|SPF]] and [[http://blogs.msdn.com/tzink/archive/2008/07/19/the-problem-of-backscatter-part-14-bounce-address-tag-validation.aspx|BATV]].

An eWeek-[[http://www.eweek.com/c/a/Knowledge-Center/How-to-Implement-Email-Sender-ID-Authentication-for-a-Hosted-SMB-Web-site/|tutorial]] written in 2008 by Michael Smith explains how the author tamed the old SPF wizard (formerly at <code>http://old.openspf.org/wizard.html</code>, now retired) and arrived at a sound policy. Terry Zink wrote a series of blog articles about [[http://blogs.msdn.com/tzink/archive/tags/Backscatter/default.aspx|backscatter]] covering [[http://blogs.msdn.com/tzink/archive/2008/07/14/the-problem-of-backscatter-part-10-use-spf.aspx|SPF]] and [[http://blogs.msdn.com/tzink/archive/2008/07/19/the-problem-of-backscatter-part-14-bounce-address-tag-validation.aspx|BATV]].