Challenges and writeups for the US Cyber Open for 2024. This event is used as the start of Season IV of the US Cyber Games for team selection for the International Cybersecurity Championship & Challenge in Fall, 2025.
- Encryptomatic
- Sign... Compress... Encrypt???
- I Love Crypto Mechanix
- Limitless Learning Links
- Polynomial Enragement
- Soooo Many Errors
- Undiscrete Log
- Entropy
- Polynomial Enragement Revenge
- Certified
- Redundant
- Tubes
- Timing is Everything
- Chips & Dip Redux
- Tick Tick Tick
- Time Will Tell
- Sicilian Defense
- Emoticonsole
- Tiny Little Spider
- Emoticonsole 2
- StarTrek 1
- StarTrek 2
- NIST
- Android Baby Crackme
- Baby Constraint Solving
- Touch-Grass [Web]
- Control Panel [Web]
- Secret [Forensics]
- I Want to Believe [Forensics]
- Flag Checker [Reverse Engineering]
- Math Reversal [Reverse Engineering]
- Hunt [Web]
- Parts Shop [Web]
- SCS [Web]
- Spreading Out [Web]
- Biocheck [Web]
- Cloud Storage [Misc]
- You Have Mail [Forensics]
- Container Chronicles [Misc]
- The Email Where It Happens [Forensics]
- Hangman's Shell [Pwn]
- All Hashed Out [Crypto]
- Baby's First RSA [Crypto]
- AE-no [Crypto]
- Let Em Cook [Crypto]
- Prime Time [Crypto]
- What's Diffie [Crypto]
- Super Duper Quick Maths [MISC]
- Secret Runes [Pwn]
- Fanum Tax [Pwn]
- Forgotten Fragments [Forensics]
- Abbott's Memory [Forensics]
- xorcellent flag checker [Crypto]