| 4 Cryptography Challenges completed by kof01 | |||
|---|---|---|---|
| # | Challenge Name | Points | Time |
| 1 | Matryoshka Challenge | 900 | 2012-07-20 23:13:57 |
| 12 | Japanese Treasure Hunt | 100 | 2012-02-18 00:00:55 |
| 6 | Counting with Yazelbons | 300 | 2012-02-05 00:54:01 |
| 4 | Dmitri's Substitution Cipher | 100 | 2012-02-04 23:22:47 |