qmail

Configuring DKIM for qmail

This note concerns the DKIM patch embedded in my combined patch (more info here). This topic is advanced and you can skip it at the beginning. Info: http://www.dkim.org/ - http://en.wikipedia.org/wiki/DomainKeys_Identified_Mail Author: Manvendra Bhangui Patch's version: 1.26 Download: from SourceForge - local copy DKIM provides a method...

Patching qmail

Latest stable combined patch for netqmail-1.06 v. 2020.01.11 (MD5) Changelog The complete changelog and patch info are inside the README.PATCH file. 2020.01.11-qmail-tls patch updated to v. 20200107* working client cert authentication with TLSv1.3 2019.12.08-BUG qmail-smtpd.c: now TLS is defined before chkuser.h call, to avoid errors...

smtp-auth + qmail-tls + forcetls patch for qmail

Download (MD5) Version: 2019.06.28 Changelog 2019.06.28- qmail-tls patch updated to v. 20190517* bug: qmail-smtpd ssl_free before tls_out error string (K. Wheeler) 2019-04-17- qmail-tls patch updated to v. 20190408* make compatible with openssl 1.1.0 (Rolf Eike Beer, Dirk Engling, Alexander Hof)* compiler warnings on char...

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 was violated in some way, then you can take advantage of...

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...

qmail + vpopmail + Dovecot | Roberto's qmail notes

Quoting D. J. Bernstein definition qmail is a secure, reliable, efficient, simple message transfer agent. It is designed for typical Internet-connected UNIX hosts References http://cr.yp.to/qmail.html qmail.org (mirror) Life with qmail Bill Shupp's toaster (officially dead) Michael Bowe's webmail server guide (now obsolete) qmailwiki.org (dead) Erwin Hoffman's "qmail support" site John...

qmailadmin password-strenght patch

download A big lack of qmail account managers, expecially qmailadmin, is that they do not provide any password complexity check. A couple of days ago I discovered in one of my servers a "test 123456" account and I realized that the...

Configuring qmail

More info on Life with qmail README.vdelivermail Defining alias and control files echo 3 > /var/qmail/control/spfbehavior echo "| /home/vpopmail/bin/vdelivermail '' delete" > /var/qmail/control/defaultdelivery echo 20 > /var/qmail/control/concurrencyincoming echo postmaster > /var/qmail/control/bouncefrom echo 20000000 > /var/qmail/control/databytes echo yourdomain.net > /var/qmail/control/doublebouncehost echo postmaster > /var/qmail/control/doublebounceto echo 272800 > /var/qmail/control/queuelifetime echo 30000000 > /var/qmail/control/softlimit echo...

SPF

Basic informations about SPF here First of all you have to setup your SPF record. You can create it using this great wizard. Basically it will turn to be something like: yourdomain.tld. IN TXT "v=spf1 mx a ip4:<your-ip>/32 ip4:<your-localnet>/24 include:alloweddomain.tld -all" If your...

vQadmin

Info: http://www.inter7.com/vqadmin-sysadmin-webcontrol/ Download (local copy): vqadmin-2.3.7 vqadmin is a web based control panel that allows system administrators to perform actions which require root access — for example, adding and deleting domains. Install The patch we are going to apply is addressed to solve several issues. You can get...