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Respond to a Data Leak

In this lab, you’ll practice responding to a PostgreSQL database breach. When you’re finished, you’ll have the skills to analyze logs, identify the root cause, and implement security measures to prevent future breaches.

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Labs

Path Info

Level
Clock icon Beginner
Duration
Clock icon 1h 0m
Published
Clock icon Feb 04, 2025

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Table of Contents

  1. Challenge

    Getting Started in the Lab Environment

    Here are the initial instructions and explanation of the lab environment. Read this while your environment is busy creating itself from nothing. Yes, this violates physics; we know. How fun!

  2. Challenge

    Triage and Collect Artifacts

    To start things off, you will conduct an incident response investigation on a compromised PostgreSQL database server by collecting and analyzing forensic artifacts. You will extract PostgreSQL logs and audit logs, transfer them to an analytics server, and use pgBadger to generate reports that reveal unauthorized access and malicious activities.

  3. Challenge

    Forensic Analysis and Root Cause Determination

    In this challenge, you need to analyze the collected artifacts using pgBadger and Auditd. Your goal is to determine how the attacker exploited the database, what actions were taken, and whose credentials were compromised.

  4. Challenge

    System Recovery and Fix Implementation

    To finish up, you will implement system recovery measures to restore the integrity of the compromised PostgreSQL database. Your tasks include removing unauthorized modifications, revoking excessive privileges, securing credentials, and hardening network access. By the end of this challenge, you will have mitigated the attack’s impact, and ensured the database environment is secure.

  5. Challenge

    The Last Challenge

    Welcome to the final challenge! This is your last chance to experiment in the environment. Clicking Finish Lab will end this little world that flittered into existence just for you.

Sahil Gupta is highly skilled in Product Security, specializing in DevSecOps and Application Security. They are passionate about enhancing security posture & delivering robust and secure solutions.

What's a lab?

Hands-on Labs are real environments created by industry experts to help you learn. These environments help you gain knowledge and experience, practice without compromising your system, test without risk, destroy without fear, and let you learn from your mistakes. Hands-on Labs: practice your skills before delivering in the real world.

Provided environment for hands-on practice

We will provide the credentials and environment necessary for you to practice right within your browser.

Guided walkthrough

Follow along with the author’s guided walkthrough and build something new in your provided environment!

Did you know?

On average, you retain 75% more of your learning if you get time for practice.