I will be keeping this post up to date to keep track on how to configure and mantain an ejabberd server working efficiently and secure. I strongly advise any reader to read carefully what is written here and not just copy-and-paste the configuration file. My blog also contains a bunch of other posts regarding ejabberd that are worth giving a look at, use the search form. Server CentOS 7.5.1804 x86_64 Erlang/OTP 21. …