This category contains all the Linux, Solaris and ELK based topics.
In this article, I will take you through 10 Best Examples of head command in Linux (RedHat/CentOS 7/8). head command is an open source tool in Linux used generally used to view the top Lines content of a file. Most of the times used along with tail command for efficiently viewing the file. This tool … Read more
In this article, I will take you through 12 Best Examples of tail command in Linux for Beginners. tail command is an open source tool in Linux used generally used to view the end section of the files. Most of the times used along with head command for efficiently viewing a particular section of the … Read more
In this article, I will take you through 17 Useful nc command examples in Linux. nc command is a widely used tool in Linux based systems to manage and troubleshoot local and remote network devices and services. It is also used by Linux Professionals, Network Administrators and Penetration Testors to perform Port Scanning, reading/writing data … Read more
In this article, I will take you through the steps to install locate command in Linux. locate command is used to search files in Linux based system just like find command in Linux. As you might aware find is another popular tool used in Linux system to search files. You can check 40 Best Examples … Read more
In this article, i will take you through the steps to install netcat command in Linux. nc command in Linux can be used for variety of purposes like checking the status of remote ports, initiating chat services between server and client, start listening on some ports for incoming connections etc. Now a days there are … Read more
In this article, we will look into zip command not found error in Linux (RedHat/CentOS 7/8). Many times you might have observed “zip command not found” error while trying to compress files using zip command in Linux. This is because zip command will not be available by default. You need to separately install it using … Read more
In this article, I will take you through different ways using which default umask values can be permanently changed in Linux. umask is an important needs to be set on Linux Based Systems which further decides the files and directories permission during its creation. Hence it is a important topic to understand what is umask, … Read more
In this article, I will take you through the steps to create a self signed certificate using openssl commands on Linux(RedHat CentOS 7/8). It is very important to secure your data before putting it on Public Network so that anyone cannot access it. Installing a SSL Certificate is the way through which you can secure … Read more
In this article, I will take you through 25+ Popular Examples of Openssl Commands in Linux. openssl is an opensource command line tool in linux primarliy used to generate ssl certificate with the help of private key and certificate signing request(CSR) file. This tool will use OpenSSL Library to implement its tasks.In most of the … Read more
In this article, we will look into how to enable or disable SELinux Temporarily or Permanently on RedHat/CentOS 7/8. SELinux is a security feature that you will find enabled in many Organizations to protect its resources from Unauthorized access. It is mostly used along with firewall to enhance the OS Security features. Hence it is … Read more