Tag Security

Install Kolab Mail Server on Ubuntu

This post will show you how to install Kolab mail server on ubuntu 14.04, in this example on a DigitalOcean VPS.  Kolab’s recipient policy will be removed because I do not need guaranteed unique email addresses, secondary alias addresses setup…

Secure Webmin with Google Authenticator

This post will show you how to secure Webmin with Google Authenticator in Ubuntu 14.04 Server. NTP Time Sync First install NTP so the time can be synchronised, the time needs to be very accurate so Google Authenticator can work.…

Fail2ban Horde Webmail

This will show you how to setup horde to log failed logins and use fail2ban to detect these. A useful tool to check if any fail2ban filters are working as expected is the fail2ban-regex tool, more details here Fail2ban-regex help.…