root@cyberctf:~$ ./capture_the_flag
CybersecurityCTF
Sharpen your hacking skills, one challenge at a time.
Hands-on Capture The Flag challenges across web, crypto, reversing, and more.
Real challenges
From beginner warmups to expert-level boxes.
Every category
Web, pwn, crypto, reversing, forensics, OSINT.
Learn by doing
Writeups and hints when you get stuck.