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UTCTF · CTF Archive
All CTFs
UTCTF
8 editions
·
110 challenges
·
2019–2026
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2026
2025
2024
2023
2022
2021
2020
2019
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Vote and rate each challenge below.
2026
22 challenges
CTFtime
crypto
3
Fortune_Teller
0
0
Oblivious_Error
0
0
Smooth_Criminal
0
0
forensic
7
Cold_Workspace
0
0
Half_Awake
0
0
Landfall
0
0
Last_Byte_Standing
0
0
Sherlockk
0
0
Silent_Archive
0
0
Watson
0
0
misc
9
Breadcrumbs
0
0
Double_Check
0
0
Hidden_in_Plain_Sight
0
0
Insanity_Check_Hat_Trick_Denied
0
0
Jail_Break
0
0
QRecreate
0
0
W3W1
0
0
W3W2
0
0
W3W3
0
0
pwn
2
Hour_of_Joy
0
0
Rude_Guard
0
0
web
1
Time_to_Pretend
0
0
2025
18 challenges
CTFtime
crypto
4
Autokey_Cipher
0
0
DCA
0
0
Espathra_Csatu_Banette
0
0
RSA
0
0
forensic
3
Finally_an_un_strings_able_problem
0
0
Forgotten_Footprints
0
0
Streamified
0
0
osint
3
Three_Words_1
0
0
Three_Words_2
0
0
Three_Words_3
0
0
pwn
4
E_Corp_Part_2
0
0
RETirement_Plan
0
0
secbof
0
0
Tic_Tac_Toe
0
0
rev
4
Maps
0
0
Ostrich_Algorithm
0
0
Retro_Cookie_Clicker
0
0
Safe_Word
0
0
2024
15 challenges
CTFtime
crypto
5
bits_and_pieces
0
0
Cryptordle
0
0
Forgery
0
0
numbers_go_brrr
0
0
RSA_256
0
0
forensic
2
Contracts
0
0
Gibberish
0
0
pwn
1
E_Corp
0
0
rev
5
Accelerated_Hell
0
0
Beginner_Basic_Reversing_Problem
0
0
Fruit_Deals
0
0
In_The_Dark
0
0
PES_128
0
0
web
2
Easy_Mergers_v0.1
0
0
Unsound
0
0
2023
13 challenges
CTFtime
crypto
4
Affinity
0
0
LooksWrongtomE
0
0
ProvablyInsecure
0
0
ReallyLooksWrongtomE
0
0
pwn
3
BingChilling
0
0
Printfail
0
0
Sandbox
0
0
rev
5
AdventureROM5
0
0
Game
0
0
LooksCorrecttoMe
0
0
ReadingList
0
0
Welcome
0
0
web
1
UnmarkedKey
0
0
2022
10 challenges
CTFtime
crypto
4
FailedHashFunction
0
0
Forky
0
0
Scrambled
0
0
Sunset
0
0
net
1
MalformedQuery
0
0
pwn
2
Bloat
0
0
SmolOverflow
0
0
rev
2
AdventureROM4
0
0
EbookDRM
0
0
web
1
Sigma
0
0
2021
21 challenges
CTFtime
crypto
8
ABitWeird
0
0
CipherGauntlet
0
0
IllegalPrime
0
0
Matrices
0
0
SizzlingBacon
0
0
Sleeves
0
0
SmallPProblems
0
0
VariousVernacular
0
0
pwn
6
2Smol
0
0
FunctionalProgramming
0
0
LinkerMachineBroke
0
0
MessyUTF-8
0
0
Monke
0
0
Resolve
0
0
rev
7
AdventureROMPart3
0
0
Algorithm
0
0
File.tetr
0
0
PeebPoob
0
0
Recur
0
0
Run-ELF
0
0
StringyThings
0
0
2020
6 challenges
CTFtime
misc
6
bof
0
0
cancelled
0
0
dns
0
0
sgx-flag-vault
0
0
SimplicioJail
0
0
zurk
0
0
2019
5 challenges
CTFtime
misc
5
babyecho
0
0
BabyPwn
0
0
EncryptionService
0
0
Jendy
0
0
PPowerenCryption
0
0