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
Forensics Easy

Hidden in Plain Sight

A flag is hidden inside an image file using LSB steganography. Extract the hidden message from the image.

100 pts
9 solves 🩸
Forensics Easy

Hidden in Plain Sight PT:2

A PNG image with the flag hidden in its metadata (tEXt chunk). Use exiftool or strings to extract.

100 pts
5 solves 🩸
Forensics Medium

Corrupted Archive Recovery

A ZIP file containing the flag has been corrupted. The magic bytes are wrong. Can you fix the file header and extract the flag?

200 pts
8 solves 🩸
Forensics Medium

Pixel Secrets (LSB Stego)

The flag is hidden in the Least Significant Bit of the Red channel of a PNG image.

250 pts
5 solves 🩸
Forensics Medium

Wire Shark (PCAP)

HTTP network capture with the flag hidden in a custom HTTP response header (X-Secret-Token).

300 pts
5 solves 🩸
Forensics Hard

Memory Forensics

Binary memory dump. Find the XOR-encoded flag (key=0x42) and also a base64-encoded copy buried deeper.

400 pts
4 solves 🩸
Forensics Insane

Disk Recovery (FAT)

FAT12 disk image with a deleted file. Recover the file by finding entries with 0xE5 first byte and reading their data cluster.

500 pts
4 solves 🩸