Linux, Windows, Security, Programming, Network Tutorials
umask command is used to set default file and folder permission in Linux operating system. File and folder permissions are important because the permission enables or deny different users, groups and others to access, read, write and execute of the given file. In this tutorial, we will learn how to use umask command to set default read, … Read more
SELinux is very powerful security mechanism for Linux distributions. Distributions like CentOS, RHEL or Fedora comes SELinux enabled by default. In some situations we do not need SELinux protection especially in end user systems. In this tutorial we will look how to disable SELinux temporarily or Permanently. List SELinux Status First step is getting information … Read more
chmod command is used to change access permission of files and directories in Linux operating systems. chmod stands for change mode. Access permissions specify whether a user account or group can read, write, or execute a given file and directory. chmod Command Syntax Syntax of chmod command is like below. chmod OPTIONS PERMISSIONS FILE Linux File and … Read more
Linux stat command used to display files and file system information like permission, size etc. In this tutorial we will look various usage examples. Show File Information All information about a file can be get without providing any parameter. We will only provide the file name. $ stat a.txt As we can see from screenshot … Read more
Linux files and folders have owners. Owners are required to control permissions. Which user can access which files. The user root created file will be owned by the user root. But what will happen we want to change the owner. Simply Recursively Change Files and Directories Owner User and Group We can change files and … Read more
During daily Linux administration we generally work generally with file and directory permissions. In this tutorial we will look different examples about how to change and revert Linux file and directory permissions. There is different ways to set folder and sub folder permission in Linux but here we will describe most convenient way. Read Only … Read more