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ISPmail Buster

ISPmail Buster 

Quotas

Now this is a feature that caused me quite some headache. But in the end it was pretty simple. Quotas

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ISPmail Buster 

Success stories

I would appreciate if you leave a comment here telling others if your mail server is running. Perhaps even a

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ISPmail Buster 

Blocking malware

My usual rant: I consider virus scanners snake oil. If anyone wants to seriously infect a computer by sending an infected

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ISPmail Buster 

Monitoring and backup

You have come a long way. Glad you made it. So many weird things complicated the journey that evolved from

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ISPmail Buster 

Firewalling and brute force mitigation

So many bad guys everywhere. Paranoia you say? Well, take a look at your mail log. While I was preparing

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ISPmail Buster 

Managing users, aliases and domains

Maybe you already know what you have to do to create mail domains and mail users. After all I tried

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ISPmail Buster 

Prevent spoofing using DKIM

Email sender spoofing is the act of pretending to be in control of someone else’s email address. This is a

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ISPmail Buster 

Mail client auto-configuration

Have you ever worked with Thunderbird as a mail client? When you add a mail account you get a wizard

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ISPmail Buster 

DNS records

MX entries So now you have your working mail server. But how do other mail servers get to know you?

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ISPmail Buster 

Filtering out spam with rspamd

You have come a long way in this guide and your mail server is already fully functional. Now it’s time

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Readers’ comments

  • fred 2021-02-25 at 17:51 on Creating a TLS encryption key and certificateHi I am discovering this site for security https://securityheaders.com. I have added things to the .conf file for better results
  • John 2021-02-23 at 13:43 on ISPmail tutorialsA couple of typos on the page: Your mail users can either install a comfortable IMAP client like Thunderbird or
  • Tim Small 2021-02-19 at 15:11 on Monitoring and backuprestic does not (yet) feature compression (restic bug #21 tracks progress on this feature). Yet another backup software package which
  • André 2021-02-18 at 14:35 on Webmail using RoundcubeHallo, ich hab nach der Anleitung alles perfekt hinbekommen aber hätte gerne roundcube in der Version 1.4.11. wie führe ich
  • Bryce J 2021-02-18 at 01:25 on Success storiesHi Christoph I just wanted to say that I have never before come across such a comprehensive and thorough tutorial.
  • yoann 2021-02-16 at 18:44 on Setting up DovecotHello, i have an error when im trying to send an email : Feb 16 19:41:27 mail postfix/smtps/smtpd[10263]: warning: SASL
  • Tim Small 2021-02-15 at 17:13 on Creating a TLS encryption key and certificateMight be worth signposting the "Mozilla SSL Configuration Generator" as a good source for SSL configuration snippets? It supports all
  • Max 2021-02-14 at 20:25 on Filtering out spam with rspamdWenn E-Mails im Junk-Ordner liegen und diese gelöscht werden (direkt im Junk-Ordner) dann wird das Ham Script ausgeführt. Gibt es
  • Hector 2021-02-14 at 14:41 on Firewalling and brute force mitigationFor that last post this is what I meant to add. [DEFAULT] banaction = nftables-multiport chain = input [apache-auth] enabled
  • Hector 2021-02-14 at 14:40 on Firewalling and brute force mitigationShould be in "/etc/fail2ban/jail.d/jail.local" instead of "/etc/fail2ban/jail.local"? Reason I ask is because on top of that "/etc/fail2ban/jail.local" file there is
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