| Date | User | Challenge | Score |
| Marvel146 | ASCII | 5 | |
| ScottRussel | Great Snakes | 3 | |
| alexdzul | Modes of Operation Starter | 15 | |
| Pavia127 | Diffusion through Permutation | 30 | |
| Ooch | ASCII | 5 | |
| mbrr | Great Snakes | 3 | |
| mbrr | Finding Flags | 2 | |
| matthewkevin | Finding Flags | 2 | |
| jmanguem | Structure of AES | 15 | |
| alexdzul | Bringing It All Together | 50 | |
| alexdzul | Diffusion through Permutation | 30 | |
| ZhangJing | Extended GCD | 20 | |
| Toxic_Waste556 | Finding Flags | 2 | |
| spiralify | Finding Flags | 2 | |
| Pavia127 | Confusion through Substitution | 25 | |
| Pavia127 | Round Keys | 20 | |
| alexdzul | Confusion through Substitution | 25 | |
| Asafcd | Confusion through Substitution | 25 | |
| ga123 | Structure of AES | 15 | |
| LuisARS | Structure of AES | 15 | |
| DinoCodeAdvisor | Confusion through Substitution | 25 | |
| jmanguem | Keyed Permutations | 5 | |
| alexdzul | Resisting Bruteforce | 10 | |
| jmanguem | Resisting Bruteforce | 10 | |
| Asafcd | Round Keys | 20 | |
| alexdzul | Round Keys | 20 | |
| Pavia127 | Structure of AES | 15 | |
| Realityfirst | Base64 | 10 | |
| alexdzul | Keyed Permutations | 5 | |
| alexdzul | Structure of AES | 15 | |
| Asafcd | Structure of AES | 15 | |
| Ooch | Keyed Permutations | 5 | |
| Realityfirst | Hex | 5 | |
| jmanguem | XOR Properties | 15 | |
| Pavia127 | SSH Keys | 35 | |
| Ooch | Network Attacks | 5 | |
| DinoCodeAdvisor | SSH Keys | 35 | |
| Pavia127 | Resisting Bruteforce | 10 | |
| jmanguem | Favourite byte | 20 | |
| LuisARS | XOR Starter | 10 | |
| ga123 | XOR Starter | 10 | |
| Asafcd | Favourite byte | 20 | |
| Pavia127 | Keyed Permutations | 5 | |
| Asafcd | Great Snakes | 3 | |
| Realityfirst | ASCII | 5 | |
| Asafcd | Finding Flags | 2 | |
| Pavia127 | CERTainly not | 30 | |
| Viper0o | Finding Flags | 2 | |
| DinoCodeAdvisor | CERTainly not | 30 | |
| Pavia127 | Token Appreciation | 5 |
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