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# Challenges

Choose a topic, check the difficulty and work towards your next solve.

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Challenges marked Computer need a terminal or desktop tools.

120 challenges found

Page 3/6

Crypto Computer: You will analyse downloaded files, which usually needs a computer. Easy

RSA 5

The Enchanted Library In the mansion's vast library, the adventurers found an ancient tome containing eight chapte...

100 points 4 solves
Crypto Computer: You will analyse downloaded files, which usually needs a computer. Easy

RSA 4

The Phantom Melodies As nightfall descended, a haunting melody began to play throughout the mansion. The adventure...

100 points 4 solves
Crypto Computer: You will analyse downloaded files, which usually needs a computer. Easy

RSA 3

The Spectral Statues To decipher the next clue, they had to investigate the mansion's garden, where they discovere...

100 points 4 solves
Crypto Computer: You will analyse downloaded files, which usually needs a computer. Easy

RSA 2

The Whispers of the Wind Upon entering the mansion, the adventurers were met with ghostly whispers that echoed thr...

100 points 6 solves
Crypto Computer: You will analyse downloaded files, which usually needs a computer. Easy

RSA 1

The Haunting Invitation As the wind howled through the twisted trees, the adventurers stumbled upon an old, decrep...

100 points 5 solves
Crypto Computer: You will analyse downloaded files, which usually needs a computer. Medium

Operations

IAoGGw0oOBcnCB4OAAIVF1cbEF5TEQ== Flag format: LearnIT

150 points 3 solves
Crypto Computer: You will analyse downloaded files, which usually needs a computer. Easy

Decrypted

decrypted..?

100 points 6 solves
Crypto Computer: You will analyse downloaded files, which usually needs a computer. Medium

BitsAndBits

^.^

150 points 4 solves
Crypto Computer: You will analyse downloaded files, which usually needs a computer. Expert

AES CTF

ae97eca87b855f083a56d22d6592ed1ba7b3118f0ed15eb0adc8995793480b2de4b63fd79de9bf6e6056753e7e16 28

20 points 3 solves
Full Pwn Box (full machine) Computer: This is a full machine to hack. You need a computer with your own tools. Easy

Legacy FTP

A legacy FTP server has been discovered on a corporate network during a routine audit. The service appears to be runn...

Estimated time: 30 min

150 points 0 solves
Crypto Computer: This challenge connects with nc or SSH, which needs a terminal. Medium

Wheel of Fortune

Spin the wheel and guess the number! The formula is visible, but predicting 100 correct answers in a row requires mor...

150 points 5 solves
Web Computer: You will analyse downloaded files, which usually needs a computer. Medium

UserHub

A real-time chat platform with user profiles and live messaging. Explore the application — not everything is properly...

150 points 2 solves
Misc Computer: This challenge connects with nc or SSH, which needs a terminal. Expert

Schrodinger Files

A file that exists and does not exist at the same time.

400 points 0 solves
Misc Computer: This challenge connects with nc or SSH, which needs a terminal. Hard

Quantum Cookie Jar

A quantum experiment with cookies. Spooky action at a distance.

250 points 4 solves
Web Computer: You will analyse downloaded files, which usually needs a computer. Medium

Sky Runner

A web-based arcade game with a high score board. The score submission uses cryptographic signatures — but how strong ...

150 points 6 solves
Web Hard

People Finder 4

The database is better protected now. Can you still extract what you need?

250 points 3 solves
Web Medium

People Finder 3

Another database, another search. This time errors are hidden — blind techniques required.

150 points 5 solves
Web Medium

People Finder 2

The sequel to SeQuEl. The query changed, but the vulnerability remains.

150 points 6 solves
Web Medium

People Finder

A people directory with a search feature. The database behind it might share more than names.

150 points 9 solves
Misc Computer: This challenge connects with nc or SSH, which needs a terminal. Medium

PyJail 2

A tighter Python jail with more characters blocked. Think creatively to break free.

150 points 4 solves
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