CTF Archive
Theme
Language
UIUCTF · CTF Archive
All CTFs
UIUCTF
7 editions
·
140 challenges
·
2018–2025
View on GitHub
2025
2024
2023
2022
2021
2020
2018
Average
—
/5
Vote and rate each challenge below.
2025
27 challenges
CTFtime
crypto
4
back_to_roots
0
0
symmetric
0
0
the_shortest_crypto_chal
0
0
too_many_primes
0
0
misc
5
ai_clippy
0
0
Comments_Only
0
0
emacsjail
0
0
nocaml
0
0
X_Ray
0
0
osint
2
cherry_blossom
0
0
park
0
0
pwn
6
Baby_Kernel
0
0
Bootkit
0
0
do_re_mi
0
0
Lua.efi
0
0
QAS
0
0
SMM_Is_Asleep
0
0
rev
6
blazing_fast
0
0
damaged_SoC
0
0
ELF_Capsule
0
0
flag_checker
0
0
Launch_Sequence
0
0
weirdcaml
0
0
web
4
Ruler_of_the_Universe
0
0
Shipping_Bay
0
0
Supermassive_Black_Hole
0
0
Upload_Upload_and_Awayi
0
0
2024
28 challenges
CTFtime
crypto
7
Determined
0
0
Groups
0
0
Key_in_a_Haystack
0
0
Naptime
0
0
Snore_Signatures
0
0
Without_a_Trace
0
0
X_Marked_the_Spot
0
0
misc
4
Astea
0
0
Picoify_100_500
0
0
Push_and_Pickle
0
0
Slot_Machine
0
0
osint
3
Chunky_Boi
0
0
New_Dallas
0
0
Night
0
0
pwn
5
Backup_Power
0
0
pwnymalloc
0
0
Rusty_Pointers
0
0
Syscalls
0
0
Syscalls_2
0
0
rev
7
Goose_Chase
0
0
Lost_Canary
0
0
Pwnymaps
0
0
Summarize
0
0
Time_Travel
0
0
tooooo_fancy
0
0
Wild_Goose_Chase
0
0
web
2
Log_Action
0
0
pwnypass
0
0
2023
23 challenges
CTFtime
crypto
6
At_Home
0
0
crack_the_safe
0
0
Group_Project
0
0
Group_Projection
0
0
Morphing_Time
0
0
Three-Time_Pad
0
0
misc
7
Corny_Kernel
0
0
Schrodingers_Cat
0
0
Tornado_Warning
0
0
vimjail1
0
0
vimjail1.5
0
0
vimjail2
0
0
vimjail2.5
0
0
pwn
4
Chainmail
0
0
Mock_Kernel
0
0
Rattler_Read
0
0
Virophage
0
0
rev
5
Fast_Calculator
0
0
geoguesser
0
0
pwnykey
0
0
vmwhere1
0
0
vmwhere2
0
0
web
1
adminplz
0
0
2022
26 challenges
CTFtime
crypto
7
asr
0
0
Bro-key-n
0
0
EllipticClockCrypto
0
0
MilitaryGradeEncryption
0
0
mom_can_we_have_AES
0
0
That-crete_Log
0
0
WringingRings
0
0
jail
5
AHorseWithNoNames
0
0
AHorseWithNoNeighs
0
0
FirefoxShell1
0
0
FirefoxShell2
0
0
safepy
0
0
pwn
4
no-syscalls-allowed
0
0
odd_shell
0
0
WASM1_AOT
0
0
WASM2_stdcopy
0
0
rev
5
CPSC
0
0
Library_of_Babel
0
0
Reject_to_Inject
0
0
revop
0
0
VastCornfields
0
0
web
5
Frame
0
0
modernism
0
0
precisionism
0
0
spoink
0
0
woeby
0
0
2021
33 challenges
CTFtime
crypto
4
back_to_basics
0
0
dhke_adventure
0
0
dhke_intro
0
0
pow_erful
0
0
jail
2
baby_python
0
0
baby_python_fixed
0
0
kernel
7
beyond_root
0
0
bpf_badjmp
0
0
insecure_seccomp
0
0
PwnyOS_Hidden_Hard_Drive
0
0
PwnyOS_Zeroday_Part_1
0
0
PwnyOS_Zeroday_Part_2
0
0
Twitch_Plays_PwnyOS
0
0
pwn
4
Catching_Al_Capwn
0
0
Gonnegtions
0
0
Pwn_Warmup
0
0
v8
0
0
rev
10
hvhpgssynt
0
0
pawnfish
0
0
plugin
0
0
Prime_Extravaganza
0
0
ropfuscated
0
0
signals
0
0
smorgas_bored
0
0
speakeasy
0
0
Tedious
0
0
vaudeville
0
0
web
6
essveegee
0
0
miniaturehorsedb
0
0
ponydb
0
0
pwnyIDE
0
0
wasmcloud
0
0
yana
0
0
2020
2 challenges
CTFtime
misc
2
Accounting_Accidents
0
0
MuJS
0
0
2018
1 challenges
CTFtime
misc
1
arbitrary_null_byte_write
0
0