Postfix greylisting policy service with auto-white-listing written in Perl with SQL database as storage backend. Greylisting stops 50 to 90 % junk mails (spam and virus) before they reach your Postfix server (saves BW, user time and CPU time).
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| Website | http://sqlgrey.sourceforge.net |
| Tags | Filters |
| License | GNU General Public License version 2.0 (GPLv2) |
| Platform | Linux Mac Windows |
| Features |
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