Mārtiņa-CTF 2025 Writeups

My writeups for challenges from the Mārtiņa-CTF 2025 competition.

About

Mārtiņa-CTF is a 48-hour team-based jeopardy-style Capture the Flag cybersecurity competition. The third edition took place in 2025, featuring challenges scavenged from the digital junkyard—broken, glued back together, and transformed into an exciting CTF experience.

Event Details:

• Duration: 48 hours of non-stop hacking
• Format: Team-based jeopardy-style CTF
• Website: https://mctf.datoriki.org/2025/

Challenges Solved

Web

• Possibly secure 2003 web app - 871 pts

Misc

• Rewritten History - 256 pts

Competition Stats

• Event: Mārtiņa-CTF 2025
• Team: H4ck3r_4P3s
• Challenges Solved: 44
• Points: 15213

• Rank: 1st place (Remote)

• Personal challenges Solved: 12

• Personal Points: 4751