Google's reCaptcha installed as a plugin for Roundcube is a good way to protect your server against brute-force attacks on a webmail. Here you can find a guide on how to enable it on Directadmin server.
Question: I have installed Directadmin on CentOS 7 64 bit. Everything is fine except for MariaDB version which is too old 5.5.41 (2014-12-21), and I want to update it.
But it seems it's only able to update to MariaDB 10.0 (by update custombuild options and build it). What is wrong?
Directadmin developers released BlockCracking 1.8 and if you upgraded its version without upgrading exim configs you will most likely have an issue with sending emails. Here is a quick way on fix it.
Since Directadmin 1.52.0 users can get their own SSL/TLS certs installed for their domains into SMTP, POP, IMAP servers alongside into a WEB server. Get your own SSL cert for your mail.domain.com and secure your connections to mail-boxes with our guide.
We've prepared a simple script which makes updating Directadmin version from beta / stable channel easier. Upload it to your server and use it per your needs.
If safari fails to load a site over HTTPS served by NGINX sitting as a reverse proxy in front of Apache (back-end): Safari can't open the page. The error is: "The operation couldn't be completed.
Protocol error" (NSPOSIXErrorDomain:100). Here is a possible solution for you.
If PHP 7.1 fails to build on a Directadmin server with the error saying "libtool: link: `ext/gd/gd.lo' is not a valid libtool object" here you can find a possible solution, which worked for us and may work for you.
Want to install RainLoop on Directadmin server an easy way? We have a solution for you. Please check it here...
If you still run a server with CentOS 5.x and want to install PHP 7.x on the server with Directadmin and build process interrupts with an error "undefined reference to isfinite", here you can find a possible solution.
If emails on your Directadmin server stopped delivering to your users, and the error "550 Email blocked by combined.rbl.msrbl.net" is reported, here is what you should do.