[exim-dev] HELO cache

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Author: Simon Arlott
Date:  
To: exim-dev
Subject: [exim-dev] HELO cache
Someone might find this useful, it tracks the most recent unique HELO names used per IP and the times they were last used - spam zombies become very obvious with this information.

http://simon.arlott.org/sw/exim/helo-cache/

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Simon Arlott