litangdingzhen
99th place
236 points
Awards
Solves
| Challenge | Category | Value | Time |
| baby base64 | Crypto: Misc | 2 | |
| snek | Crypto: Misc | 3 | |
| Encoding Mash | Crypto: Misc | 8 | |
| Unsalted | Crypto: Misc | 8 | |
| My First Hash | Crypto: Misc | 10 | |
| Sanity Check | Freebie | 1 | |
| Lonely XOR | Crypto: Misc | 12 | |
| powermod | Crypto: Number Theory | 15 | |
| rotate | Reverse Engineering | 10 | |
| Beginner Menu | Reverse Engineering | 10 | |
| Unlocked | Crypto: Block Ciphers | 6 | |
| revgrep | Forensics | 5 | |
| MyPlanForWorldDomination | Forensics | 6 | |
| GPS | Forensics | 15 | |
| cstrings | Forensics | 20 | |
| baby recycle | Forensics | 30 | |
| High Ceiling | Crypto: Number Theory | 75 |