Challenges

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All 96 Web 10 Pwn 7 Crypto 7 Forensics 7 Rev 6 Misc 7 OSINT 6 network 7 Mobile 10 Cloud 10 web3 10 Linux 9
OSINT Easy

Username Hunt

Find a threat actor's public profiles using their username 'h4ck3rj0hn_ctf'. The flag is in their GitHub README.

100 pts
4 solves 🩸
OSINT Medium

Email Investigation

Analyze email headers and decode the base64-encoded flag hidden in the message body.

300 pts
4 solves 🩸
OSINT Medium

Geolocation

GPS coordinates from photo EXIF data point to a Paris cafe near the Eiffel Tower (7th arrondissement).

200 pts
4 solves 🩸
OSINT Medium

Social Media OSINT

A hacker with username "cyb3rgh0st2025" has been identified. Use OSINT techniques to gather information about them and find the flag hidden in their public profiles.

250 pts
10 solves 🩸
OSINT Hard

Social Media Trail

Combine 4 key fragments found across Twitter, LinkedIn, GitHub Gist, and Reddit to form the flag.

400 pts
4 solves 🩸
OSINT Insane

Deep Dive

Multi-source OSINT: WHOIS + certificate transparency + DNS history + Wayback Machine. Find archived page with flag.

500 pts
4 solves 🩸