WorldWide 2025
Hack, solve, and conquer — a CTF designed to challenge minds of all levels. World Wide Flags is back this year with World Wide CTF 2025!
More Prizes, More Categories, and Much More Fun!
We are planning to have this year the following categories: - Reverse - Web - Crypto - Pwn - OSINT - Forensics - Web3 - Jail and more!
Join the official discord for updates: https://discord.gg/guwaGy3ftN
This CTF wouldn't be possible without the support of our sponsors!
Gold Sponsor: Kaspersky
Silver Sponsors: Caido Parrot CTFs Zellic OtterSec
Prize Sponsors: NordVPN NordProtect NordPass Incogni Saily CyberWarFare Labs Altered Security LetsDefend OffSec
Infra sponsored by goo.gle/ctfsponsorship
Web 6
| Challenge | Has |
|---|---|
| A_Blank_Login | files |
| DDNSSEC_Docker_Domain_Name_System_Security_Extensions | files |
| Domain_of_Doom | files |
| Domain_of_Doom_Revenge | files |
| Notetaker | files |
| Ransom_Waifu_2 | files |
Pwn 6
| Challenge | Has |
|---|---|
| Aliasing_Proplems | files |
| Arm_World | files |
| Awesome_Flip | files |
| Giggity_Ropity_Goo | files |
| Heapstar | files |
| Nocturne | files |
Reverse 9
| Challenge | Has |
|---|---|
| Bad_Apple | files |
| Emulator | files |
| Flag_Checker | files |
| Legacy_Snake_Game | files |
| Nim_Yong_Un | files |
| Nyancat_Premium | files |
| Rhythmic_Vault | files |
| Stretch | files |
| VM | files |
Crypto 6
| Challenge | Has |
|---|---|
| Cheops | files |
| FaultyCurve | files |
| IsogenyMaze2 | files |
| LFSR_Hamster | files |
| Layered_Signatures | files |
| Lets_Prove_It_Once_More | files |
Forensics 2
| Challenge | Has |
|---|---|
| Minecraft | files |
| emaG_1 | files |
Misc 7
| Challenge | Has |
|---|---|
| beginner | files |
| Just_Crack_It | files |
| Non_Functional_Calculator | files |
| Non_Functional_Calculator_2 | files |
| Ouroboros | files |
| World_Wide_Flags_2 | files |
| bf_jail | files |
OSINT 3
| Challenge | Has |
|---|---|
| Flag_from_Temu | files |
| Lost_1 | files |
| Memories_Linger_On | files |
Blockchain 3
| Challenge | Has |
|---|---|
| Dinosaur_Park | files wu 2 |
| Solidity_Jail_1 | files wu 1 |
| Solidity_Jail_2 | files wu 1 |