The registration for the 2026 USA Cybersecurity Olympiad is open.
USA Cybersecurity Olympiad (USACyO)

USACyO organizes the USA Cybersecurity Olympiad (USACyO) for K-12 students.​
​
This is the only path way to be on Team USA for International Cybersecurity Olympiad (ICO).
USACyO Testing Content
-
Cryptography​
-
​Classical Ciphers (e.g. Caesar's cipher, Vigenere's cipher)​
-
Modern Ciphers (e.g. RSA)
-
Hashing
-
Number Bases
-
Password Cracking
-
-
Web Exploitation
-
HTML, CSS, JS​
-
SQL (e.g. SQL Injection)
-
Website Headers
-
HTTP Requests
-
Sanitization Payloads
-
-
Reverse Engineering
-
Python​
-
Java
-
Debugging
-
C / C++
-
Binaries
-
-
​Forensics​
-
File Analysis​
-
Log Analysis
-
Steganography
-
Open Source Intelligence (OSINT)
-
Network Traffic Analysis
-
Disk Analysis​​
-
-
Binary Exploitation
-
Binary vulnerabilities (e.g. Buffer Overflow)​​​
-
-
​General Skills​
-
Terminal skills​
-
SSH
-
-
Miscellaneous
-
Challenges that do not end up in any of the previous categories go in here.​​​
-




