Capture The Flag3 Events5 Writeups

CTF Writeups.

Detailed walkthroughs, binary exploitation analysis, reverse engineering workflows, and flag extraction techniques from competitive CTFs.

breachpoint-ctf-2 Team Rafale Rank 19th

BreachPoint CTF 2 2026

Explore Tournament
#OSINT
250 pts

Prehistoric Tree

Recovering a tree species and concealed coordinates from JPEG metadata, then matching the photographed landscape in Google Street View to identify the exact road.

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#Steganography
200 pts

False Colour

The eye sees RGB colours. A very pretty scene. The file sees more. Play with colours and try to paint with it. Show your creative side. Find the hidden flag.

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#Forensics
150 pts

Waves

Waves is a 150-point audio forensics challenge by White Reaper. The challenge provides tampered.wav, described as an intercepted radio transmission whose frequencies have been scrambled.

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breachpoint-online-2026 Team Dark Trinity Rank 27th

Breachpoint Online 2026

Explore Tournament
#Binary Exploitation
450 pts

TheRustyFrame

Reverse engineering a PIE-enabled Rust binary to expose hidden execution branches via Ghidra.

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ctf7-bsides-mumbai-2026 Team Cipher Chai Rank -

Ctf7 Bsides Mumbai 2026

Explore Tournament
#OSINT
500 pts

Sanity Check

An OSINT challenge combining social media investigation, hexadecimal decoding, and single-byte XOR analysis. The solution follows a four-member cybersecurity collective to a LinkedIn comment, where a hexadecimal payload and the reply 0x03 reveal the flag.

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