If you're a cybersecurity enthusiast or ethical hacker who wants to learn more about building hacking tools, this book is for you.

Few aspects of Unix system administration are more intimate than the relationship between the admin and their chosen shell. After all, the shell is the most fundamental interface to the system, the ...

Bash scripts are powerful, but with power comes great responsibility. It’s very easy for sloppy or poorly-planned code to do real damage, so it’s a good idea to be careful and practice defensive ...

Most people tend to encounter shell scripts as attempts to write portable utilities that run properly on most, if not all, UNIX workalikes. Instead of making the best use of the shell and related ...

I wore the world's first HDR10 smart glasses TCL's new E Ink tablet beats the Remarkable and Kindle Anker's new charger is one of the most unique I've ever seen Best laptop cooling pads Best flip ...

You need to package up a bunch of files, send them somewhere, and do something with them at the destination. It isn’t an uncommon scenario. The obvious answer is to create an archive — a zip or tar ...

If you don't think Linux skills are relevant, consider this: Linux system basics power Android devices, servicing half the world's smartphones and tablets. It's also the OS of choice for many of the ...

$ cat </dev/tcp/time.nist.gov/13 55103 09-09-29 17:58:55 50 0 0 0.0 UTC(NIST) * Reads the time in Daytime Protocol (RFC-867) from the NIST Internet Time Service ...