0723
27th place
1626 points
Solves
| Challenge | Category | Value | Time |
|---|---|---|---|
| bit-flipping | Symmetric cipher - Block cipher | 152 | |
| cut paste | Symmetric cipher - Block cipher | 285 | |
| DES INT | Symmetric cipher - Feistel network | 493 | |
| XXTEA | Symmetric cipher - Feistel network | 496 | |
| LCG | Symmetric cipher - Keystream | 100 | |
| RC4 | Symmetric cipher - Stream cipher | 100 |