# Challenges
Capture the flags. Prove your skills.
107 challenges found
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Curse Hunter (2)
As you're running toward the location, a 27-year-old guy approaches you and starts talking. "Hi, my name is Ijichi...
Art
Can you find the secret behind this picture?
RSA 9
The Mysterious Revelation As the adventurers continued their exploration of the Cryptkeeper's Manor, they stumbled...
RSA 8
The Final Confrontation After enduring countless trials, the adventurers finally reached the heart of the mansion, w...
RSA 7
The Cursed Mirror Within the darkest depths of the mansion, they came upon a cursed mirror. It revealed eight dist...
RSA 6
The Labyrinthine Basement Beneath the mansion, they descended into a labyrinthine basement filled with hidden pass...
RSA 5
The Enchanted Library In the mansion's vast library, the adventurers found an ancient tome containing eight chapte...
RSA 4
The Phantom Melodies As nightfall descended, a haunting melody began to play throughout the mansion. The adventure...
RSA 3
The Spectral Statues To decipher the next clue, they had to investigate the mansion's garden, where they discovere...
RSA 2
The Whispers of the Wind Upon entering the mansion, the adventurers were met with ghostly whispers that echoed thr...
RSA 1
The Haunting Invitation As the wind howled through the twisted trees, the adventurers stumbled upon an old, decrep...
Operations
IAoGGw0oOBcnCB4OAAIVF1cbEF5TEQ== Flag format: LearnIT
Decrypted
decrypted..?
BitsAndBits
^.^
AES CTF
ae97eca87b855f083a56d22d6592ed1ba7b3118f0ed15eb0adc8995793480b2de4b63fd79de9bf6e6056753e7e16 28
Legacy FTP
A legacy FTP server has been discovered on a corporate network during a routine audit. The service appears to be runn...
Wheel of Fortune
Spin the wheel and guess the number! The formula is visible, but predicting 100 correct answers in a row requires mor...
UserHub
A real-time chat platform with user profiles and live messaging. Explore the application β not everything is properly...
Schrodinger Files
A file that exists and does not exist at the same time.
Quantum Cookie Jar
A quantum experiment with cookies. Spooky action at a distance.