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BUILT TO CHALLENGE

Inside the challenge.

A collection of CTF challenges I authored as SK4N — built to test curiosity, sharpen skills, and reward a different way of thinking.

15 Challenges05 Categories02 Events

15 challenges to explore

AI Security01

CTF-Local

DUMB

An AI security challenge exploring how a chatbot handles confidential information and adversarial prompts.

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BlockchainMedium02

CTF-Local

Merkle Chojra

In this universe, trees don’t look the same as in ours. They are different. They are strange. And they hide something big. Try to reveal it.

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MiscEasy03

CTF-Local

FIND ME

During the exams, students didn’t write their names the usual way. Something is different in this universe… Can you understand how?

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MiscEasy04

CTF-Local

breakchesst

In this world, players don’t take normal breaks — they take breakchesst. We arrive at the final position of a battle between two students. The game is almost over… Black to move and win.

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MiscMedium05

CTF-Local

CORNPROMISE

In another universe, FST has been compromised. As an investigator, your mission is to discover what the attackers did to the system. You have access to the server, but no privileges — nothing except a single entry point…

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Misc06

CTF-Local

VIrtual

A timed, isolated SSH challenge environment with a dedicated instance launcher. Explore the environment and find your way through.

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OSINTMedium07

CTF-Local

PROf cracker

One of the proffessor in the other universe work and teach at the same time , instead of publishing notes he leaked a secret zip file we tried to get more info about him , we only found this post , can you access the secret_key ???

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OSINTHard08

CTF-Local

hacker-cracked

in the other universe a hacker hacked the university , and after investigations we got a zip file from his connection and he left us a note : "0xbscurity loves games , and you are my game" can you crack the zip file and get the message

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AI Security09

CyberQuest

DUMB

An AI security challenge exploring how a chatbot handles confidential information and adversarial prompts.

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BlockchainMedium10

CyberQuest

Merkle Chojra

In this universe, trees don’t look the same as in ours. They are different. They are strange. And they hide something big. Try to reveal it.

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IoT11

CyberQuest

Camera Challenge

In ramadhan , after watching all Tunisian Series u want to watch other series but live ones XD , live serie is here

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MiscEasy12

CyberQuest

FIND ME

During the exams, students didn’t write their names the usual way. Something is different in this universe… Can you understand how?

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MiscEasy13

CyberQuest

breakchesst

In this world, players don’t take normal breaks — they take breakchesst. We arrive at the final position of a battle between two students. The game is almost over… Black to move and win.

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MiscMedium14

CyberQuest

CORNPROMISE

In another universe, FST has been compromised. As an investigator, your mission is to discover what the attackers did to the system. You have access to the server, but no privileges — nothing except a single entry point…

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OSINTMedium15

CyberQuest

PROf cracker

One of the proffessor in the other universe work and teach at the same time , instead of publishing notes he leaked a secret zip file we tried to get more info about him , we only found this post , can you access the secret_key ???

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