This is a collection of my writeups for challenges in Angstrom CTF 2019
April 19 to April 26
8 PM EDT
2680 points
22th position
| Challenge | Category | Remarks |
|---|---|---|
| Aquarium | Binary | |
| Chain of Rope | Binary | |
| Purchases | Binary | |
| Returns | Binary | |
| Classy Cipher | Crypto | |
| Really Secure Algorithm | Crypto | |
| Half and Half | Crypto | |
| Runes | Crypto | |
| Paint | Crypto | |
| Secret Sheep Society | Crypto | |
| WALL-E | Crypto | |
| Lattice ZKP | Crypto | |
| Powerball | Crypto | |
| MAC Forgery | Crypto | |
| Control You | Web | |
| No Sequels | Web | |
| No Sequels 2 | Web | |
| Intro to Rev | Rev | |
| I Like It | Rev | |
| One Bite | Rev | |
| High Quality Checks | Rev | |
| Icthyo | Rev | |
| The Mueller Report | Misc | |
| Blank Paper | Misc | |
| Paper Bin | Misc | |
| Paper Trail | Misc | |
| Lithp | Misc | |
| Just Letters | Misc | |
| Scratch It Out | Misc | |
| Printer Paper | Misc | |
| Paper Cut | Misc |
Here are some of other people's writeups for those I could not solve