TSG CTF 2025
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Scoreboard
Challenges

Challenges

TSG CTF has been ended!
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cooldown

    Survey 1pts
    125 solves -

Warmup

    Sanity Check 100pts
    446 solves -

Pwn

    global writer 100pts
    245 solves - beginner
    closed_ended 147pts
    42 solves - easy-med
    TSG LAND 147pts
    42 solves - easy
    pryspace 305pts
    8 solves - med-hard
    XMLTreeDump 393pts
    4 solves - hard

Web

    library 100pts
    227 solves - easy-med
    image-compress-revenge 100pts
    106 solves - beginner revenge
    TSG-Book 120pts
    66 solves - med
    roundtrip 137pts
    49 solves - med

Crypto

    bingo 100pts
    214 solves - easy
    PtQagain 100pts
    251 solves - beginner
    The Strongest Exponent I Thought 100pts
    209 solves - beginner easy
    The Strongest Exponent I Thought 2 100pts
    203 solves - beginner easy
    babe-sidh 500pts
    0 solves - hard

Misc

    Chatbot 100pts
    126 solves - med LLM
    Mission: Impossible 100pts
    106 solves - easy audio
    SafePickle 100pts
    131 solves - med
    Sudoers Maze 100pts
    143 solves - easy
    fish_and_cat 186pts
    25 solves - easy esolang jail
    ro_shellbox 240pts
    14 solves - med pwn

Reversing

    medicine 102pts
    96 solves - beginner
    shadow_spider_network 112pts
    78 solves - med-hard
    Spell of Restoration 130pts
    55 solves - med

Organized by TSG, a student team from The University of Tokyo

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