In this article, we will look what are chattr and lsattr commands in Linux and how to use these commands. 1. What is chattr and lsattr ? chattr corresponds to “change attribute” and used to change few file/fil
Kali Linux is the OS most frequently used by both ethical and malicious hackers for almost every aspect of cybersecurity. It includes almost every imaginable hacking tool, meaning learning to use it is a journey, not a simple skill that can be picked up watching a 10-minute tutorial. Kali ...
The setuid/SUID concept is tricky and should be used with utmost cautious otherwise you’ll leave security gaps in your system. It’s an essential security concept and many commands (likeping command) and programs (like sudo) utilize it. Now that you understand the concept SUID, let’s see...
Run the following commands and verify the new file permission. We can specify multiple permissions with a single command. Use a comma to separate them. For example, the following command first adds the write permission for the group and then removes the execute permission for others. #...
Note:Learn more aboutBash functions and how to use them. 5. ^foo^bar Command The^foo^barcommand can be both useful and dangerous. While the command saves time because it allows you to edit the command you ran previously and execute it again, it can also cause issues if you don't thor...
Pipe a Job to at Schedule a job without the interactiveatprompt by piping commands toatand specifying the runtime. To useechoto pass the commands toat, follow this syntax: echo [command_to_run] | at [runtime]Copy For example, schedule anatjob for now. The job sends theechocommand outp...
Chapter 01How to Use the help Command in Linux Chapter 02How to Use the man command in Linux Chapter 03How to use the info and pinfo commands in Linux Conclusion Linux shell provides two types of commands: internal and external. Internal commands are part of the shell. External commands ar...
10 ways to use the Linux find command October 7, 2022Seth Kenlon4-minute read Linux Share Subscribe Back to all posts The find command is one of the most useful Linux commands, especially when you're faced with the hundreds and thousands of files and folders on a modern computer. As ...
To channel a file to a program’s standard input, use the < operator: 要将文件传递给程序的标准输入,请使用 < 运算符: 代码语言:sh AI代码解释 $head</proc/cpuinfo You will occasionally run into a program that requires this type of redirection, but because mostUnixcommands accept filenames as...
To change permissions, use the chmod command. First, pick the set of permissions that you want to change, and then pick the bit to change. For example, to add group (g) and world (o, for “other”) read (r) permissions to file, you could run these two commands: ...