cybersecurity

cybersecurity

Java

Java

Javascript

Javascript

Bootstrap

Bootstrap

Python

Python

Node

Node

Flask

Flask

git

git

React.js

React.js

Generative AI

Generative AI

HTML and CSS

HTML and CSS

Master Cybersecurity

Cybersecurity is critical in protecting digital assets. Learn why mastering Cybersecurity is essential, its booming job market, and how it can secure your career. We offer numerous exercises and projects to help you become proficient in this vital field.

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Popular exercises

5hrs average

Installing Windows on a Virtual Machine

Learn how to install Windows on a VirtualBox virtual machine in this interactive tutorial. Set up VirtualBox, create a virtual machine, and install Windows 10 step by step. This hands-on guide helps you experiment with different operating systems in a controlled environment without affecting your main system.

cybersecurity learning materials

2hrs average

An AI startup was compromised overnight. As a forensic analyst, you must reconstruct the incident from collected evidence and recover a hidden password inside a suspicious executable.

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You’ve recovered a suspicious string. Your goal is to decrypt it using a classic cipher method called Atbash and validate your result using a script. Only if you decrypt it correctly will you receive the final reward.

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A user known as johnclick1337 posted a threat before disappearing. Use OSINT techniques to uncover his email and validate the flag.

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Face an internal sabotage that has taken down the main web service. Investigate, escalate privileges, and unmask the imposter to restore operability.

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A Linux system has been compromised. Your mission is to investigate a suspicious image, track the attacker, and uncover hidden persistence tasks. Only by cleaning the system correctly will you be able to reconstruct the final flag.

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You’ve received a suspicious executable. Your task is to decompile it, identify the malicious behavior, and clean the binary. Only by successfully removing the malicious activity will the program execute fully and reveal a message that contains the flag.

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A critical database backup was found damaged. As an analyst, your task is to recover usable data and find the flag.

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Analyze a .pcap file containing a suspicious HTTP transaction, find a Base64-encoded string, and decode the flag.

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Analyze a seemingly anonymous photo to determine the city and country where it was taken. Use OSINT techniques to validate the flag.

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A Linux server has been compromised and multiple hidden reverse shells were planted. Your job as an analyst is to detect and remove them.

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