Hack. Capture.
Prove it.
NexaCTF is a hands-on offensive & defensive security arena. Spin up live vulnerable machines, chain real exploits, and climb ranked scoreboards — from guided fundamentals to certification-grade Pro Labs.
Daily Challenge
Current Events
IPT 2025/26 CTF FINAL
Teamwork is all you need to grind this challenges...!
ENDED 48 chals →NETWORKING FUNDAMENTALS#2
DHCP DNS NAT ARP ifconfig ipconfig nslookup dig
ENDED 14 chals →NETWORKING FUNDAMENTALS#1
This event is designed to take you beyond theory and into hands-on problem solving. Participants will explore …
ENDED 20 chals →Pro Labs
Bring your own box over WireGuard and attack full machines with chained vulnerabilities and separate user→root flags — the real engagement experience.
Explore Pro LabsLearn & Certify
Follow guided packs and modules, then prove it in report-graded practical exams.
Start LearningFrom zero to proof in three moves
Work through targeted packs and module quizzes until the fundamentals are second nature.
Attack category challenges and timed events, climbing the scoreboard with every solve.
Chain full exploits in Pro Labs and pass report-graded practical exams.
Ready to prove your skills?
Create a free account and capture your first flag in minutes.