SSH, also known as a “Secure Shell Protocol,” is a protocol used to access a remote Linux system securely over an unsecured network via the command-line interface. SSH…
Hitesh Jethva
In Linux, an instance of a running service, application, or script is called a process. When you run any command, program, or application, a process is created for…
Hitesh Jethva
Finding the size of files and directories from the Linux command line can feel confusing if you are new to Linux. Fortunately, Linux provides a powerful utility called…
Hitesh Jethva
The kernel is the core and most essential component of Linux operating systems. It provides an interface between software applications and computer hardware. It manages I/O disks, filesystems,…
Hitesh Jethva
If you are a database or Linux system administrator, then you may often need to delete unwanted databases from your system. There are several ways to delete a…
Hitesh Jethva
If you are a Linux user and work with many files at a time, then you may often face the error “Too many open files” on Linux. This…
Hitesh Jethva
MySQL is a free, open-source, and extremely popular relational database management system. It is a simple, fast, and scalable SQL-based database system that can be installed as part…
Hitesh Jethva
A Port is a logical number assigned to a process running on Linux. The port can be defined as an integer number between 0 to 65535. Ports with…
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If you are a Linux system administrator, then monitoring the server load is necessary to maintain stable performance. The server load is an average of the amount of…
Hitesh Jethva
chmod is a Linux command-line utility used to change the access permissions of files and directories. It is very useful in a multi-user environment where you want to…
Hitesh Jethva
Copying files and directories from one system to another system is a common task for any system administrator. SCP, also called secure copy, is a Linux command-line utility…
Hitesh Jethva
File comparison plays an important role in Linux, especially for programmers and Linux system administrators. For example, if you want to find the difference between two source code…
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If you are working on Linux, then you may need to remove certain files and directories based on a set of predetermined requirements. Linux provides several tools to…
Hitesh Jethva
The $PATH variable plays an important role in Linux and Unix-based operating systems. It contains a list of directories that hold various executables on the system. The $PATH…
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MongoDB is a free, open-source, and cross-platform document-oriented database system that uses JSON-like documents with optional schemas. It is written in C++ and used for developing modern dynamic…
Hitesh Jethva
The chown command, change owner, is a Linux command-line tool used to change the file and directory ownership. Only root and admin users can access all files and…
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In Linux, each file and directory is associated with a user and group owner to decide which user and group can read, write and execute the file and…
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SSL (Secure Sockets Layer) and TLS (Transport Layer Security) are security protocols used to secure web traffic between the web server and the client’s web browser. Generally, they…
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Suricata is a free, open-source, independent threat detection engine developed by the Open Information Security Foundation. It is a flexible, high-performance intrusion detection system (IDS), intrusion prevention system…
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LFTP is a Linux command-line utility that downloads and uploads files from one server to another. It can transfer files via FTP, FTPS, HTTP, HTTPS, FISH, SFTP, BitTorrent,…
Hitesh Jethva
When working in a Linux operating system, a password is the first line of defense to secure the system. It is recommended to change the user password in…
Hitesh Jethva
Launch secure, compliant, enterprise-grade infrastructure with confidence.