How to Create Reports from Audit Logs Using ‘aureport’ on CentOS/RHEL
This article is our ongoing series on Linux Auditing, in our last two articles we have explained how to install
Chkservice – An Easy Way to Manage Systemd Units in Terminal
Systemd (system daemon) is a modern system management daemon for Linux systems. Systemd is a replacement for init system manager;
How to Install Ubuntu via PXE Server Using Local DVD Sources
PXE or Preboot eXecution Environment is a server-client mechanism which instructs a client machine to boot form network. In this
How to Query Audit Logs Using ‘ausearch’ Tool on CentOS/RHEL
In our last article, we have explained how to audit RHEL or CentOS system using auditd utility. The audit system
Learn Linux System Auditing with Auditd Tool on CentOS/RHEL
System auditing simply refers to in-depth analysis of a specific targeted system: an audit is made up of an examination
How to Rescue, Repair and Reinstall GRUB Boot Loader in Ubuntu
This tutorial will guide you on how to rescue, repair or reinstall a damaged Ubuntu machine which cannot be booted
Impress Your Friends with This Fake Hollywood Hacker Terminal
In Hollywood movies, hacking always seems interesting, especially because the whole action is spiced up with fancy desktop environments/backgrounds, rapidly
Rename All Files and Directory Names to Lowercase in Linux
In our previous article, we have described how to count the number of files and subdirectories inside a given directory.
How to Monitor Linux Commands Executed by System Users in Real-time
Are you a Linux system administrator and want to monitor interactive activity of all system users (Linux commands they executes)
How to Secure Nginx with SSL and Let’s Encrypt in FreeBSD
In this guide we’ll discuss how to secure Nginx web server in FreeBSD with TLS/SSL certificates offered for by Let’s
How to Setup Rsyslog Client to Send Logs to Rsyslog Server in CentOS 7
Log management is one of the most critical component in a network infrastructure. Logs messages are constantly generated by numerous
30 Useful ‘ps Command’ Examples for Linux Process Monitoring
ps (processes status) is a native Unix/Linux utility for viewing information concerning a selection of running processes on a system: