How-To's

The downloadable guides in this section help with setting up External Databases for the Auto Sender Whitelist, Greylisting, DHA and Honeypot features of ORF.

Each ZIP package is tailored for a specific version of Microsoft® SQL Server® and contains detailed information about the setup process. Instructions are also provided for Oracle Database 10g Express.

For transferring your existing ORF data into the newly set up External Database, use the Database Converter Tool.

Articles about various topics—includes both ORF and non-ORF content.

ORF articles

• How to blacklist self-spam?
  Guidelines for dealing with the kind of spam where you appear to be the sender (but you are not).
• How topublish honeypot addresses?
  Setting up and using honeypots (spamtraps) with ORF.
• How to stop backscatter?
  Are your users flooded with non-delivery reports of emails they never sent? You are likely under a backscatter attack – learn how to prevent these.
• Using ClamAV with ORF - Part I
  Setting up and using the free ClamAV anti-virus with ORF.
• Using ClamAV with ORF - Part II
  Using third-party anti-spam signatures with ClamAV and ORF.
• Using ORF to pass MAPS open relay test
  Archive content. Explained how ORF could be configured to pass the open relay testing procedure of the now-gone MAPS DNSBL.

Articles not related to ORF

• Removing Read Receipts
  Archive content. A complete walkthrough of creating a script for removing read receipt requests on your email servers. (IIS SMTP/Exchange 2000/2003 only)
• Simple Attachment Filtering
  Archive content. Another scripting walkthrough for creating a simple attachment filter solution. (IIS SMTP/Exchange 2000/2003 only)
• SMTP AUTH Relay Attacks
  Spammers often seek misconfigured SMTP servers with weakly protected user accounts for hijacking. Secure your server to prevent unauthorized relaying.