CTF Archives
    GitHub
    All CTFs

    ImaginaryCTF

    4 editions·227 challenges·2021–2024

    View on GitHub
    2024202320222021
    Average—/5Vote and rate each challenge below.

    2024

    53 challengesCTFtime

    crypto9

    base64
    coast
    integrity
    lcasm
    lf3r
    notitle
    pacap
    solitude
    tango

    forensic7

    bom
    dog_mom
    elf_in_front_of_a_sunset
    packed
    playful_puppy
    routed
    Sleepy_Alarm

    misc10

    bank
    bank_revenge
    calc
    gdbjail1
    gdbjail1_492_pts
    gdbjail2
    Left_in_the_Dark
    ok_nice
    starship
    zable

    pwn8

    bopity
    fermat
    hopper
    ictf_band
    imgstore
    nsftpd
    onewrite
    ropity

    rev10

    Absolute_Flag_Checker
    BF
    Oh_a_Camel
    printf
    Rust
    SVM_Revenge
    unconditional
    unoriginal
    vokram
    watchdog

    web9

    crystals
    forms
    heapnotes
    journal
    notactf
    P2C
    Pwning_en_Logique
    readme
    readme2

    2023

    46 challengesCTFtime

    crypto10

    Blind_guess
    elliptic
    emoticons
    Flagtor
    Imaginary_Casino
    rsa
    signer
    Sus
    Tan
    Wasteful

    forensic7

    blurry
    crypto
    forensics
    pwn
    rev
    steganographic
    web

    misc6

    deletion
    Get_and_set
    signpost
    Temu
    You_shall_not_call
    You_shall_not_call_Revenge

    pwn11

    form
    generic_rop_challenge
    lcode
    mailman
    minimal
    minimaler
    ret2lose
    ret2win
    vault
    vmdungeon
    window_of_opportunity

    rev8

    chaos
    Goated
    scrambled
    Sheepish
    snailchecker
    Typechecker
    Unfactored
    vmcastle

    web4

    amogus
    blank
    Perfect_Picture
    roks

    2022

    31 challengesCTFtime

    crypto12

    cbc
    emojis
    hash
    huge
    LivingWithoutExpectations
    Lorge
    otp
    Poker
    SecureEncodingBase64
    SecureEncodingHex
    smoll
    stream

    pwn10

    bellcode
    bof
    FormatStringFoolery
    FormatStringFun
    golf
    minecraft
    pywrite
    ret2win
    rope
    zookeeper

    rev8

    desrever
    hidden
    Jormungandr
    OneLinerRevenge
    polymorphic
    TheHouseAlwaysWins
    wired
    xobeert

    web1

    maas

    2021

    97 challengesCTFtime

    crypto30

    3ll1pt1c_R1n95
    Add_and_Add
    Bland_RSA
    Caesar_Tart
    Chicken_Caesar_Salad
    Countdown_Baseball
    Do_Some_Arithmetic
    Easy_Crypto_Challenge
    Enigma
    Flip_Flops
    Horst
    Lines
    neat-rsa
    neatX2-rsa
    New_Technology
    Optimal_RSA
    Password_Recovery_Pt_1
    Password_Recovery_Pt_2
    Password_Recovery_Pt_3
    Primetime
    Reversing_Some_Algorithms
    Rock_Solid_Algorithm
    Roll_it_back
    Rotations
    Rotations_of_a_different_kind
    small_enough
    Suspicious_Server
    Textbook_RSA_2_Timmy_the_Lonely_Oracle
    Too_Old
    ZKPoD

    pwn29

    A_little_birdie_told_me
    aaa
    bbb
    Blind_Shell
    canaries
    eyes-on-stack
    Fake_Canary
    Form_a_String
    Frozen_exploit
    Gotta_Go_Fast
    Green_shell
    ICICLE_Jail
    inkaphobia
    Its_Not_Web_I_Swear
    Librarian_2
    linonophobia
    Memory_pile
    overflowwwwwwwww
    ovvvvvvvvvverflow
    ret2libc
    ret2win
    ROPnCall
    stackoverflow
    String_Editor_1
    String_Editor_2
    syscall_me_maybe
    The_First_Fit
    The_GOAT
    Uncrashable

    rev28

    Abnormal
    An_ICICLE_to_Remember
    Arabica
    Ask_Hell
    Ay_Yi_Yi
    Bullet_time
    filling-blanks
    Foliage
    Go_Fish
    ICICLEs_Facing_the_Sky
    Identity
    Introductory_ICICLE
    Its_Not_Pwn_I_Swear
    Jumprope
    Keycode
    lookup-rev
    Mission_Impossible
    Nesting_Snakes
    No_Thoughts_Head_Empty
    Normal
    pyrev
    ReDOS
    Regular_Reversing
    Roolang
    Salty
    Stings
    vnpack
    Winnie

    steg1

    Two_Loves

    web9

    aMAZEing-challenge
    Awkward_Bypass
    Build-A-Website
    Cookie_Stream
    Its_Not_Web_I_Swear
    JSON_but_not_notation
    SaaS
    Sinking_Calculator
    Super_Quantum_League
    CTF Archivessource