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Challenges

Category
Difficulty
CTFtime weight
–
Higher weight ≈ harder, more prestigious event.
Year
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2461 challenges · browse all techniques

Challenge CTF Weight Category Has
Intergalactic_Webhook_Service SunshineCTF 2025 51.65 Web files
MaybeHappyEndingGPT SwampCTF 2025 40.40 Web files
Aggie_Bookstore TAMUctf 2025 – Web files
Modern_Banking TAMUctf 2025 – Web files
Moving_Slowly TAMUctf 2025 – Web files
Research TAMUctf 2025 – Web files
DOM_NOTIFY TFC 2025 – Web files
KISSFIXESS TFC 2025 – Web files
KISSFIXESS_REVENGE TFC 2025 – Web files
SILENTCLAIM TFC 2025 – Web files
SLIPPY TFC 2025 – Web files
SPIDEY_CRAWLER TFC 2025 – Web files
WEBLESS TFC 2025 – Web files
CodeBreakers_1 THCon 2025 – Web files
double_nested TJCTF 2025 – Web files
markdown_renderer TJCTF 2025 – Web files
safe_layout TPCTF 2025 – Web files
supersqli TPCTF 2025 – Web files
thumbor_1 TPCTF 2025 – Web files
thumbor_2 TPCTF 2025 – Web files
Baby_Sandbox TRX 2025 – Web files
Keeper TRX 2025 – Web files
TSG_Book TSG 2025 – Web files
image_compress TSG 2025 – Web files
image_compress_revenge TSG 2025 – Web files
library TSG 2025 – Web files
roundtrip TSG 2025 – Web files
Ruler_of_the_Universe UIUCTF 2025 – Web files
Shipping_Bay UIUCTF 2025 – Web files
Supermassive_Black_Hole UIUCTF 2025 – Web files
Upload_Upload_and_Awayi UIUCTF 2025 – Web files
Bonk4Cash UMassCTF 2025 48.38 Web files
Falling_Blocks UMassCTF 2025 48.38 Web files
Flash_Game_Studio UMassCTF 2025 48.38 Web files
StackBank1 Ulisse 2025 24.81 Web files
StackBank2 Ulisse 2025 24.81 Web files
Telemetry Ulisse 2025 24.81 Web files
Viby_Notes Ulisse 2025 24.81 Web files
code-db UofTCTF 2025 23.90 Web files
leet-vault UofTCTF 2025 23.90 Web files