zyuc19900101
2622nd place
69 points
Awards
Solves
| Challenge | Category | Value | Time |
| 密码学签到 | CRYPTO | 1 | |
| crypto2 | CRYPTO | 1 | |
| crypto3 | CRYPTO | 1 | |
| crypto4 | CRYPTO | 1 | |
| crypto5 | CRYPTO | 1 | |
| crypto6 | CRYPTO | 1 | |
| crypto7 | CRYPTO | 1 | |
| crypto8 | CRYPTO | 1 | |
| crypto0 | CRYPTO | 1 | |
| 杂项签到 | MISC | 1 | |
| misc3 | MISC | 1 | |
| stega1 | MISC | 1 | |
| 滑天下之大稽 | MISC | 1 | |
| stega2 | MISC | 2 | |
| stega3 | MISC | 2 | |
| misc5 | MISC | 3 | |
| misc6 | MISC | 3 | |
| misc7 | MISC | 3 | |
| misc8 | MISC | 3 | |
| 签到 | MISC.BJDCTF2020 | 10 | |
| stega10 | MISC | 10 | |
| stega11 | MISC | 10 | |
| 暗中观察 | MISC.36D杯 | 10 |