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

It is easy to dismiss bash — the typical Linux shell program — as just a command prompt that allows scripting. Bash, however, is a full-blown programming language. I wouldn’t presume to tell you that ...

Bash scripting is a powerful tool for automating tasks on Linux and Unix-like systems. While it's well-known for managing file and process operations, arithmetic operations, such as division, play a ...

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 ...

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 ...

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 ...