$ ctf42

Challenges

Category
Difficulty
CTFtime weight
–
Higher weight ≈ harder, more prestigious event.
Year
–
Must have
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628 challenges · browse all techniques

Challenge CTF Weight Category Has
v9 ToH 2025 24.27 Pwn files
CornHub cornCTF 2025 23.12 Web files
Cornfest cornCTF 2025 23.12 Misc files
Deep_Fried cornCTF 2025 23.12 Reverse files
ECRSA cornCTF 2025 23.12 Crypto files
Enterprise_Notes cornCTF 2025 23.12 Misc files
Floppy cornCTF 2025 23.12 Misc files
My_First_Field cornCTF 2025 23.12 Misc files
PHPisLovePHPisLife3 cornCTF 2025 23.12 Web files
Poisoned_Bank cornCTF 2025 23.12 Pwn files
PolentaGPT cornCTF 2025 23.12 Web files
QECDSA cornCTF 2025 23.12 Crypto files
SZKP cornCTF 2025 23.12 Crypto files
Simple_Chat cornCTF 2025 23.12 Web files
aeronaut cornCTF 2025 23.12 Web files
flags_checker cornCTF 2025 23.12 Reverse files
he_protecc cornCTF 2025 23.12 Pwn files
matrix_madness cornCTF 2025 23.12 Crypto files
trap cornCTF 2025 23.12 Pwn files
waveformcipher cornCTF 2025 23.12 Misc files
absolutely_strange_malware openECSC 2025 – Reverse files
avalonia openECSC 2025 – Pwn files
bagagwaclickidyfixidy openECSC 2025 – Forensics files
cfp openECSC 2025 – Pwn files
confused_submission openECSC 2025 – Web files
eventhub openECSC 2025 – Web files
exitnction openECSC 2025 – Pwn files
faas openECSC 2025 – Misc files
frivolousuov openECSC 2025 – Crypto files
frivolousuov_revenge openECSC 2025 – Crypto files
http101 openECSC 2025 – Pwn files
http202 openECSC 2025 – Pwn files
ipython_jail openECSC 2025 – Misc files
jinjail openECSC 2025 – Misc files
jinjail2 openECSC 2025 – Misc files
jinjail2_revenge openECSC 2025 – Misc files
jinjail3 openECSC 2025 – Misc files
jinjail_revenge openECSC 2025 – Misc files
kittychat openECSC 2025 – Web files
kittychat_secure openECSC 2025 – Web files