This is a collection of my writeups for challenges in HSCTF 2019
June 3, 2019 7:00 AM EST — June 7, 2019 7:00 PM EST
zst123
29th place
9487 points
| Challenge | Category | Remarks |
|---|---|---|
| Inspect Me | Web | |
| Agent Keith | Web | |
| S-Q-L | Web | |
| The Quest | Web | |
| Keith Logger | Web | |
| md5-- | Web | |
| Accessible Rich Internet Applications | Web | |
| Networked Password | Web | |
| A Byte | Reversal | |
| License | Reversal | |
| DaHeck | Reversal | |
| VirtualJava | Reversal | |
| I Thought Trig Was Really Easy | Reversal | |
| Bitecode | Reversal | |
| Tux Talk Show 2019 | Reversal | |
| Forgot Your Password? | Reversal | |
| Reverse Search Algorithm | Cryptography | |
| Super Secure System | Cryptography | |
| A Lost Cause | Cryptography | |
| Really Secure Algorithm | Cryptography | |
| Welcome to Crypto Land | Cryptography | |
| Tux's Kitchen | Cryptography | |
| Verbose | Misc | |
| Locked Up | Misc | |
| Admin Pass | Misc | |
| A Simple Conversation | Misc | |
| The Real Reversal | Misc | |
| Broken GPS | Misc | |
| Hidden Flag | Misc | |
| Broken REPL | Misc | |
| Return to Sender | Binary Exploitation | |
| Combo Chain Lite | Binary Exploitation | |
| Combo Chain | Binary Exploitation | |
| Caesar's Revenge | Binary Exploitation | |
| Chicken Crossing | Forensics | |
| Cool Image | Forensics | |
| Cool Image 2 | Forensics | |
| Slap | Forensics | |
| Logo Sucks Bad | Forensics | |
| Fish | Forensics |
Writeups by other teams