The Linux or Unix system have three permission are below : (a) user owner. (b) group. (c) others. The Linux system have three types of permissions defined. All nine characters…
Linux or Unix security features are creative indeed. Linux or Unix system have three types of owner. Which are: User : The User is the one who created the file.…
In this article we will discuss about the local users password. Updating password can be done with two methods: First method is by using passwd command. Second method is with…
Since linux is open source, we know everything about user management in linux. We even know the files where the necessary information about the user is stored. Managing users involves…
Users are important factors in Linux. In this article, we will discuss about how to identify a system's user account with commands like who, whoami, etc. Linux environment can allow…
A network can be as small as some computers connected in your home or office or can be large or complicated as in large University or the entire Internet. Every…
rename command is mostly used to rename multiple files. The tool searches for a given string in filenames and renames that file with the given new string. Sample syntax of…
grep command is used to search for string in a source. The source can be piped to it. Or it can read a file as source. Linux grep command can…
The Unix and Linux regular expression is also call regex or regexp. It is a very powerful tool in Linux. Regular expression is a pattern for a matching string that…
Unix and Linux Command date is displays date, time, time zone, etc. Sample syntax of date command : # date See your terminal, current date of our system is displayed…