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Challenges

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7364 challenges · browse all techniques

Challenge CTF Weight Category Has
jail UIUCTF 2026 – Misc files wu 1
positive_thinking UIUCTF 2026 – Crypto files wu 1
smaller_jail UIUCTF 2026 – Misc files wu 1
vector_cache UIUCTF 2026 – Reverse files wu 1
nuclear_codes UMDCTF 2026 – Reverse files wu 1
Landfall UTCTF 2026 – Forensics files wu 1
1985
#uudecode#dos-com
 BuckeyeCTF 2025 – Forensics files wu 1
Awklet
#path-traversal#awk-cgi
 BuckeyeCTF 2025 – Web files wu 1
BIG_CHUNGUS
#query-parsing#express
 BuckeyeCTF 2025 – Web files wu 1
Mind_Boggle
#brainfuck#nested-encoding
 BuckeyeCTF 2025 – Misc files wu 1
Packages
#sql-injection
 BuckeyeCTF 2025 – Web files wu 1
Tons_of_Fun
#ton-smart-contract
 BuckeyeCTF 2025 – Misc files wu 1
cube_cipher
#cipher-cycle-detection
 BuckeyeCTF 2025 – Crypto files wu 1
ebg13
#ssrf
 BuckeyeCTF 2025 – Web files wu 1
nitwit
#winternitz-ots-forgery
 BuckeyeCTF 2025 – Crypto files wu 1
zip2john2zip
#zip-password-cracking#john
 BuckeyeCTF 2025 – Forensics files wu 1
Chunked_Integrity DawgCTF 2025 69.00 Forensics files wu 1
satisfied
#zero-knowledge-proof#hamiltonian-cycle
 DiceCTF 2025 Quals 81.00 Crypto files src
vorpal_sword
#oblivious-transfer#rsa
 DiceCTF 2025 Quals 81.00 Crypto files src
winxy_pistol
#oblivious-transfer
 DiceCTF 2025 Quals 81.00 Crypto files src
Checksumz IrisCTF 2025 34.30 Pwn files wu 1
Almighty_Alphabet JerseyCTF 2025 24.73 Crypto files wu 1
Dollhouse_Confidential JerseyCTF 2025 24.73 Forensics files wu 1
nine_solves LA 2025 – Reverse files wu 1
SSH_Key_Tester NahamCon 2025 53.77 Misc files wu 1
Intercepted_Transmission RITSEC 2025 – Forensics files wu 1
Pluto_Chat SunshineCTF 2025 51.65 Reverse files wu 1
Debug_2 TAMUctf 2025 – Pwn files wu 1
back_to_roots UIUCTF 2025 – Crypto files wu 1
sol_rps corCTF 2025 82.00 Crypto files wu 1
limit
#off-by-one#tcache-poisoning#overlapping-chunks
 smileyCTF 2025 48.61 Pwn files wu 1
23_719 BCACTF 2024 – Forensics files wu 1
Inaccessible BCACTF 2024 – Pwn files wu 1
Pwnage BCACTF 2024 – Pwn files wu 1
The_Worst_Challenge_Ever
#custom-encoding#null-bytes
 BYUCTF 2024 – Forensics files src
Times
#elliptic-curve#ecdh
 BYUCTF 2024 – Crypto files src
Water_You_Doing_Step_Eclipse
#osint#geolocation
 BYUCTF 2024 – OSINT files src
Birthday_Bash
#base122
 BroncoCTF 2024 22.51 Crypto files wu 1
Boom
#minesweeper-board
 BroncoCTF 2024 22.51 Forensics files wu 1
Electrical_Engineering
#resistor-color-code
 BroncoCTF 2024 22.51 Crypto files wu 1