How to force HTTPS in Horde (Plesk)
If your using Horde as your preferred webmail client on a Plesk virtual hosting server, its advisable to enable (and force) the use of HTTPS in order to secure webmail...
Linux
Secure Courier-IMAP POP3/IMAP (Plesk) against brute forcing
This article outlines the process of configuring Fail2Ban to secure a Plesk server running Courier-IMAP as its IMAP and POP3 server against brute forcing. Prerequisite: This article expects that you...
How to check a CentOS ISO checksum
When you download a CentOS DVD ISO file (for example: http://iso.linuxquestions.org/download/1274/2996/ftp/mirror.its.uidaho.edu/CentOS-5.5-i386-bin-DVD.iso), it can be helpful to check the files checksum against the download list to confirm the integrity of the...
Linux ‘Give root password for maintenance’ Lost Password
In the event your Linux box experiences disk or file system issues you may receive a “Give root password for maintenance” prompt upon reboot. If you have your root password...
Protect your Asterisk server against brute forcing
As Internet accessible corporate Voice over IP servers continue to grow in number, so does the risk of rogue individuals gaining access to SIP extensions due to weak or poorly...