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An attacker's campaign is a series of seemingly unrelated events: a log entry here, a network connection there. The OffSec Defense Analyst is the one who connects the dots. This program teaches you to see the full picture by analyzing the evidence an attacker leaves behind.

Black-box testing only shows you the symptoms. True web application mastery comes from understanding the cause—deep within the source code.

From the world's supercomputers to the cloud and from web servers to smart devices, Linux is everywhere. Isn't it time you learned how to command it?

Finding vulnerabilities is one thing. But what happens when you face a hardened network with modern defenses, custom applications, and vigilant defenders? That's where true tradecraft begins.

Featuring 17 code-based challenges with unlimited attempts, this hands-on test lets you sharpen your offensive security skills using real tools. Use a built-in compiler to simulate attacks and reconnaissance techniques such as how to use web attack tools, how to use BurpSuite, execute Nmap scripts and scan ports, select and build wordlists, use the SecLists collection of wordlists, discover endpoints and bust subdomains with Gobuster, discover and fuzz data with Wfuzz, crawl with Hakrawler, and choose a shell to match a web app’s technology. Each task mirrors real-world exam scenarios, helping you prepare for the official certification by actively scripting and executing simulated attack stages.

Start your cybersecurity journey with a foundation built on practical, hands-on skills and an understanding of how systems are actually compromised.

A simple buffer overflow is a solved problem. But what do you do when faced with ASLR, DEP, and other modern memory protections? This is where true exploit development begins.

Build eCommerce decentralized apps with AssemblyScript and JavaScript!