| Name | Points | Tags | Writeups | |
|---|---|---|---|---|
| NSA basement | 314 | prime crypto rsa | 2 | |
| Cat Sharing | 204 | secret-sharing | 1 | |
| aron | 128 | crypto | 1 | |
| Starving Parrot | 614 | polynomial rsa | 1 | |
| Midnight Moon | 1000 | fermat guessing rsa | 1 | |
| Oliver Twist | 447 | ecc | 1 | |
| roXen | 159 | factoring rsa | 2 | |
| Decode Me! | 122 | base64 rotated | 2 | |
| Time Capsule | 122 | modular-arithmetic | 5 | |
| Good One!! | 154 | programming | 1 | |
| Galof | 161 | linear_algebra | 1 | |
| Fast Speedy! | 155 | png xor | 1 | |
| Clever Girl | 144 | rsa | 3 | |
| Alone in the dark | 169 | number_theory | 2 | |
| Complex RSA | 197 | rsa-like crypto | 2 | |
