akichen
1952nd place
37 points
Awards
Solves
| Challenge | Category | Value | Time |
| 密码学签到 | CRYPTO | 1 | |
| crypto3 | CRYPTO | 1 | |
| crypto2 | CRYPTO | 1 | |
| crypto4 | CRYPTO | 1 | |
| crypto5 | CRYPTO | 1 | |
| crypto7 | CRYPTO | 1 | |
| crypto8 | CRYPTO | 1 | |
| crypto0 | CRYPTO | 1 | |
| crypto10 | CRYPTO | 2 | |
| babyrsa | CRYPTO | 1 | |
| crypto11 | CRYPTO | 2 | |
| crypto12 | CRYPTO | 2 | |
| easyrsa1 | CRYPTO | 2 | |
| easyrsa3 | CRYPTO | 2 | |
| easyrsa4 | CRYPTO | 2 | |
| 签到 | CRYPTO.BJDCTF2020 | 10 | |
| 杂项签到 | MISC | 1 | |
| stega1 | MISC | 1 | |
| stega2 | MISC | 2 | |
| stega3 | MISC | 2 |