LPIC-3 Exam 303

To make our start we shall take a look at the Linux Audit System on CentOS 7. This main component of Linux auditing is the auditd and this should be running. The service and the…

As we continue are study into Linux Security and the LPIC-3 303 exam we now take a look at controlling the amount of resources that we make available to our users. We all know that…

As we work our way through the objectives for the LPIC-3 303 exam we now look at securing the boot process with GRUB Passwords. The GRUB bootloader allows us the edit the boot process and…

So you have installed your system and it works the way that you want; I am guessing that while the system works the way you want you don't have too many concerns. An out-of-the-box install…

Many services offer the option to run in a so-called "chrooted" environment or chroot jail. Simply put, the service starts with a false root directory. Everything that the service requires to run is copied to…

A system that has a, pretty much, out-of-the-box configuration is unlikely to be the most secure system on the block. Although Linux is, in general, a secure operating system there is still much to tune.…