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    4 editions·112 challenges·2021–2025

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    2025202420232021
    Average—/5Vote and rate each challenge below.

    2025

    24 challengesCTFtime

    crypto7

    Catch
    Diamond_Ticket
    FITM
    Happy_ECC
    Happy_ECC_Revenge
    Sadness_ECC
    Sadness_ECC_Revenge

    misc2

    gacha_gate
    SOC_intern_tasking

    pwn4

    Little_ROP
    myspace2
    system_abuse
    Yudais_Magic

    rev5

    constructor
    e2k
    Exposition
    minions_in_8k
    ski

    web6

    CTFinder
    fnotes
    jnotes
    midi_visualizer
    scanme
    SHEkssss

    2024

    29 challengesCTFtime

    crypto8

    Baby_Bundle
    Golden_Ticket
    Heaven_or_Hell
    irrandomcible
    OTRU
    Seedy
    summertime
    Tensor_Galore

    misc4

    clyde_jail
    memoryfs
    Minecraft_HACKED
    NM_PZ_easy

    pwn4

    a_silence_of_three_parts
    Busy_Gambler_Pwner
    kernel_module_golf
    Write_me

    rev6

    Game
    Hide_n_Seek
    Minion_render_in_4k
    nlibs_baby
    Ribasu_Metronome
    The_Moon

    web7

    crator
    flamethrower
    Hello
    includeme
    srcdoc_memos
    srcdoc_memos_revenge
    untitled_smarty_challenge

    2023

    29 challengesCTFtime

    blockchain3

    BabyBlockchain2
    BabyBlockchain3
    BabySolana1

    crypto10

    chronophobia
    cleithrophobia
    decidophobia
    ecrsa
    finite-realm-of-random
    formal-security-poop
    megalophobia
    primonumerophobia
    psychophobia
    tychophobia

    pwn5

    coroutine
    minkymomo
    relativity
    typop
    weep

    rev3

    polyglot
    side_effect
    sus-meow

    web8

    badblocker
    json_beautifier
    paywall
    proxy-viewer
    readme
    simple-file-server
    stargazer
    task-manager

    2021

    30 challengesCTFtime

    crypto6

    Destroyed_RSA
    EccRoll
    Hashbrown
    Nameless
    Polyphenol
    Seed_of_Life

    pwn9

    Arithmetic_Calculator
    bof
    cached
    CoffeeShop
    Guardians_Of_The_Galaxy
    stacknotes
    vanity_check_i
    vanity_check_ii
    VeeAte

    rev8

    Custom_Neural_Network
    ExponEntial_Extravaganza
    Intro_To_GDB
    Let_s_walk
    Lights_Out
    Retrosynthesis
    Rolling_On_My_Own
    Strings

    web7

    baby-jinjail
    difference-check
    escalator
    fancy-notes
    generic-pastebin
    jinjail
    saas
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