Playing with qmail-spp
qmail-spp provides plug-in support for qmail-smtpd. It allows you to write external programs and use them to check SMTP command argument validity. The plug-in can trigger several actions, like denying a command with an error message, logging data, adding a header...
Limiting the number of emails sent by a given auth-user/domain/IP
If you want to avoid the risk of compromising your server because of accounts who are sending messages indiscriminately to the world, due to the fact that their password have been violated in some way, then you can consider Luca Franceschini's...
Merry Xmas and happy new... patch!
Massive Christmas present by my italian friend Luca Franceschini of digitalmind. He merged his combo with my combined patch (2016.12.02 version) adding several (heavily customized) patches and functionalities. Luca is a C programmer and an expert system administrator who manages big...
Upgrading qmail
Latest version 2024.12.01 (github) Changelog Readme For my convenience I moved the qmail sources to my github space. Nonetheless, all information about qmail and related programs will continue to be posted in this web space, and this pages remain the place to eventually seek...