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Kaboom

You've been called in to assess an OT environment.

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Defensive Security Trends

Explore the modern security landscape and learn from emerging trends.

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Threat Hunting with Zui

Learn how to hunt for threats using Zui.

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Script Static Analysis

Learn why attackers rely on scripts, and analyze various real-world samples.

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Network Monitoring with Zeek

Use Zeek logs to trace beaconing, DNS tunnelling, exfiltration, and noisy detections.

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Sigma Language

Introduction to Sigma: the vendor-agnostic detection language. Learn to read and write Sigma rules.

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Detection Engineering With Snort

Build production-ready Snort detections: behaviour rules, tuning, suppression, and IOC lifecycle.

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Detection Rules Development

Explore the types of detection, how to use them in Elastic, and the process behind effective rules.

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Post-Incident Activity

Understand Post-Incident Activity, the last phase of the Incident Response Lifecycle.

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Response and Recovery

Understand the Containment, Eradication, and Recovery phase of the Incident Response Lifecycle.

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Detection and Analysis

Understand the Detection and Analysis phase of the Incident Response Lifecycle.

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Defender for Cloud: CSPM

Learn about Microsoft Defender for Cloud CSPM capabilities.

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Preparation

Understand the Preparation phase of the Incident Response lifecycle.

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Cache Me Outside

Can you find this ex hacker turned outdoorsman?

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Free Challenge

Traffic Analysis Pitfalls

Learn about Visibility, Context, and Gaps in the traffic Analysis.

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SQL Injection Introduction

Learn how to detect and exploit SQL Injection vulnerabilities.

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Intro to Detection Engineering

Learn what Detection Engineering is, how it works in a SOC, and the mindset required to build effective detections.

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CVE-2026-42945: Nginx Rift

Exploit NGINX Rift, an unauthenticated heap overflow RCE in NGINX's rewrite module since 2008.

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CVE-2026-46300: Fragnesia

Exploit Fragnesia, an LPE that surfaced due to dirtyfrag's patch.

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DevSecOps Basics

Learn about the story of DevSecOps, Software Development Models & Shifting Left.

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Forward

Now is the time to move forward in this AD challenge.

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Silent Monitor

Enumerate a running internal service, exploit a vulnerable web application, pivot through the system, and crack your way to root.

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Windows Jump

Use privilege escalation knowledge to jump from a guest user to SYSTEM.

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