Posts

Articles and guides of various topics, techniques, and so on in relation to CTF challenges.

forensicssteganographyctf-tools

Introduction to Steganography Tools for CTF

A practical guide to the most common steganography tools used in CTF competitions: zsteg, steghide, stegcracker, Stegsolve, Stepic, and binwalk, with installation commands and when to reach for each one.

March 10, 2026

web-securityfile-uploadexploitation

File Upload Exploitation

Complete guide to file upload vulnerabilities, exploitation techniques, bypass methods, web shells, and defensive strategies. Learn through practical picoCTF challenge and real-world scenarios.

December 8, 2025