Tag: Linux Security

How to find/locate a Spammer on a Linux Plesk server?

If you feel emails are saturated in the Plesk Qmail mail queue, there is a possibility that your Plesk server is been used for sending spam emails. On a Plesk server relaying is not allowed by default so following are the ways spamming is mostly done. They are explained below […]

Mount /tmp With nodev, nosuid, and noexec Options

How do I mount /tmp with nodev, nosuid, and noexec options to increase the security of my Linux based web server? How can I add nodev, nosuid, and noexec options to /dev/shm under Linux operating systems? Temporary storage directories such as /tmp, /var/tmp and /dev/shm provide storage space for malicious […]