Docs

File permissions are one of the subjects that both new and professional Linux users would deal with during their daily tasks. It is essential to change the file permission to read, write, and execute commands since Linux does not have just one user. The chmod command in Linux enables you to manage file permissions by […]

One of the simplest and most fundamental tasks for Linux administrators is interacting and working with files and directories, which are a crucial part of the file system. For Organizing files, correcting typographical errors in file names, preserving privacy, complying with standards for collaboration, maintaining consistency in file structures, and other reasons, renaming directories in […]

As a website administrator, you are cognizant of the significance of ensuring security and implementing encrypted HTTPS on your web server. This has a direct impact on the ranking of your website in search engines following the implementation of SSL. Installing and obtaining a certificate is fully automated on the Nginx server. Secure Nginx on […]

A Symbolic link (symlink), which is also known as a soft link, is a particular type of file at the file system level that is used to refer to another file or directory. The Symbolic link includes the path of the target file or directory in Linux systems, which specifies the location of a specific […]

Firewalls create a layer of security for your system by controlling network traffic in and out. Therefore, firewalls play a crucial role in securing your system against unauthorized access, malware, and other potential security threats. In general, disabling the firewall is not recommended for security reasons, but sometimes, specific scenarios may lead you to disable […]

The Linux operating system is one of the best and most widely used server OS in the Internet and private networks; for this reason, most large commercial companies and service providers use the Linux operating system to manage their infrastructure, applications, and other operations. As you know, large networks need to provide security, operating system […]

You would use the most secure locks for your properties and complicated passwords on your accounts. Taking the same protective precautions in the digital communication world makes sense. Setup FirewallD in CentOS is one of these measures to safeguard your location, financial information, and other assets. Just Like many other Linux distributions such as RHEL, […]

As a Linux user, you might face issues in sending large files or compressing/decompressing them. While 7Zip is used from a Windows GUI, Linux users can also benefit from this cross-platform file archiver. 7Zip is a free and open-source compression program that is available on Linux with a powerful command line version. Install 7Zip in […]

Linux was developed with the aim of providing powerful and modern command-line tools to optimize user workflows and respond to user needs. For this reason, it offers valuable features that I/O Redirection is one of the most powerful features of the Linux command line to increase users’ productivity in software development and other purposes.

Editing files using a text editor requires taking time to open it first and then making changes to it. As a powerful text stream editor, the sed command in Linux enables you to do various tasks such as searching, finding, inserting, deleting, and replacing files without opening them. So, all the mentioned actions can be […]

Restart your system. Check Disk and File System Errors Check and edit /etc/fstab file Remount the FileSystem in read-write mode Check Disk Space Check for Disk and hardware failures Solve the Linux-windows dual boot issue Check the file system type Check permissions and ownership Update your system Sometimes, mounting the file system in Read-Only mode […]

Firewalls are a security tool to protect your Linux system from unauthorized access, intruders, and hacker attacks that allow users to control and manage incoming and outgoing traffic from your device to the network. By default, Linux allows users to benefit from the features of firewalls by equipping their distributions with the best Linux firewalls, […]