In this article, we will look into how to solve "/usr/bin/python3: No module named pip" error which I believe is a pretty common error in a freshly built Linux System where python3 packages are not installed yet. pip is a very famous python package management tool frequently used by Python Programmers and developers to manage ... Read more

In this tutorial, I will take you through the steps to use AIDE for Integrity checks in Linux. AIDE (Advanced Intrusion Detection Environment) is a strong open source utility which is used for intrusion detection in Linux. AIDE creates it’s own database of files and directories with predefined rules on which detection is performed. We ... Read more

In this article, I will take you through the steps to check and log Malicious RPM Installation in 3 Easy Steps. In Linux, logging is one of the most important functionality which is used to streamline the monitoring of events by maintaining set of log files as record. It is a strong troubleshooting tool which ... Read more

In this article, I will take you through the steps to install netcat(nc) command on Linux(Ubuntu 18.04 /20.04) in 7 Easy Steps. nc is a free and open source utility to read and write data across networks using UDP or TCP connections. It is a very handy tool often used by Linux and System Administrators ... Read more

In this article, I will take you through the steps to Install GNOME Desktop(GUI) on CentOS 7. GNOME is a free and open source Graphical User Interface Desktop environment available in almost all the flavors of Linux. It was first released in the year 2011 providing basic functions like launching applications and switching between windows. ... Read more

In this article, I will take you through the steps to install PowerShell on RHEL/CentOS 7. If you have worked on Windows operating system then you might be aware of PowerShell. It is known as the successor of Windows traditional Command line processor which is available since its first release in December 1987. PowerShell is ... Read more

In this article, I will take you through the steps to install and use aide on RHEL/CentOS 7/8. AIDE or Advanced Intrusion Detection Environment is a free and open source utility that creates a database of files on the system, and then uses that database to ensure file integrity and detect system intrusions. It uses ... Read more

In this article, I will take you through the steps to install and use Apache Cassandra on Ubuntu 20.04 LTS (Focal Fossa). If you are looking for a NoSQL database which is both efficient and fast then Cassandra is the ideal solution to use. Cassandra is a free and open-source, distributed, wide-column store, decentralized, elastically ... Read more

In this tutorial we will learn about how to harden installed rpms as well as new rpms in Linux machines. Many times due to compromise in System security, attackers tend to install few of the rpm packages to either infect or get hold of the System. This will go unnoticed even by the antivirus we ... Read more

In this article, I will take you through 15 dmesg command examples that can be used for troubleshooting any Linux Servers issue. dmesg, also sometimes abbreviated as "driver message" or "display message" is an open source utility or command that is used to examine or control kernel ring buffer. dmesg command fetches the logs from ... Read more