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Securing /tmp Partition

Securing /tmp Partition on a Linux Machine   To protect your server from local and remote exploits being executed from your /tmp folder, we need to mount it using noexec. To mount /tmp and /var/tmp with noexec and nosuid on your server, modify /etc/fstab and put...

How to change the outgoing email ip for a domain.

  Here we are discussing how to change the outgoing mail IP address of a domain in cPanel. By default the outgoing mail relying IP address for all the domains is the mail shared IP address or the IP address which is assigned in /etc/exim.conf file(interface =...

SSH Security

As we know, the security of a server is quite essential as long as it is active. In most cases, a mistake happens during the initial server set up will lead to a disaster at later period of time. In this post I am trying to prepare a check list for the initial server...

Troubleshoot Spamming in exim

The below script will help you to find the mail count by various accounts. grep “cwd=” /var/log/exim_mainlog|awk ‘{for(i=1;i<=10;i++){print $i}}’|sort|uniq -c|grep cwd|sort -n The number of mails by a domain exigrep @domain.com /var/log/exim_mainlog|grep...