Arithmetic in Shell Scripting | Master Bash Expressions for Ethical Hacking & Automation

Published: 19 May 2025
on channel: Calina Dev

Learn how to perform arithmetic operations in Bash like a pro!
In this video, we dive into arithmetic expressions in shell scripting, showing you how to use addition, subtraction, multiplication, division, and modulus in your automation scripts. This is a core skill for ethical hackers, pentesters, and Linux power users working with automation, logic, or exploit development.

💡 What You’ll Learn:

Basic and advanced arithmetic operations in Bash

Using let, $(( )), and expr for calculations

Real-world use cases in penetration testing scripts

Avoiding common syntax errors in shell math

🔍 Whether you're building Metasploit helpers, writing CTF automation, or setting up environment checks, Bash math is a must-have skill in your toolkit.

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