Breaking binaries.
Writing exploits.
Documenting everything.
RE & binary exploitation research. CTF competitor, vulnerability researcher, tool builder.
picoCTF: heap - Heap Overflow into an Adjacent Struct's Callback
Challenge Overview
CyberChallenge.IT A/D CTF 2026 — Kosovo Team 4: How We Held First Place
Team: Kosovo Team 4 (Team ID 84) Result: First place for the majority of the competition
SHC 2026: ZIPPER - Forging a Linear Hash via Matrix Inversion and gzip FEXTRA
Challenge Overview
SHC 2026: Stegosaurus - LSB Steganography + C2 Emulation
Challenge Overview
SHC 2026 Qualifier: Cross-Challenge Structural Analysis
A post-competition analysis of the Swiss Hacking Challenge 2026 Qualifier. Across twelve challenges spanning binary exploitation, reverse engineering, cryptography, web security, and miscellaneous categories, I identified recurring design patterns, deliberate deception techniques, architectural security weaknesses,...
SHC 2026: Punky Hash - Lattice Reduction (LLL/CVP)
Challenge Overview
SHC 2026: PlumberHub - Rust Integer Overflow for Fun and Flags
Challenge Overview
SHC 2026: Jurassic Stack Park - Stack Overflow with Predictable Cookie
Challenge Overview
SHC 2026: Grafasaurus - Grafana + PostgreSQL COPY FROM PROGRAM RCE
Challenge Overview
SHC 2026: DinOData - OData Lambda Filter IDOR via Navigation Properties
Challenge Overview
SHC 2026: DinoConfigurator - .NET RE with a Custom LCG
Challenge Overview
SHC 2026: Dino Vault - RSA Common Factor Attack
Challenge Overview
SHC 2026: Canopysaurus - Heap UAF Function Pointer Hijack on an Automotive ECU Simulator
Challenge Overview
SHC 2026: Bedrock Bank - Android APK RE with Native Constraint Solving
Challenge Overview
Base Onion - Peeling Multi-Layer Encoding
Challenge Overview