| Date | User | Challenge | Score |
| Despair09 | Authenticated Handshake | 40 | |
| OuahLePleutre | Resisting Bruteforce | 10 | |
| richardDragon21 | Base64 | 10 | |
| Impexaly | ASCII | 5 | |
| g0ld3np4r3y | Jack's Birthday Hash | 20 | |
| OuahLePleutre | Keyed Permutations | 5 | |
| D1533 | A Twisted Mind | 80 | |
| Impexaly | Great Snakes | 3 | |
| Dreworks | Greatest Common Divisor | 15 | |
| Raodaz | Bean Counter | 60 | |
| Raodaz | Symmetry | 50 | |
| cryptoload | Modes of Operation Starter | 15 | |
| Raodaz | Flipping Cookie | 60 | |
| Raodaz | ECB CBC WTF | 55 | |
| richardDragon21 | Hex | 5 | |
| cryptoload | Bringing It All Together | 50 | |
| richardDragon21 | ASCII | 5 | |
| Raodaz | ECB Oracle | 60 | |
| razp | ASCII | 5 | |
| Raodaz | Passwords as Keys | 50 | |
| Raodaz | Modes of Operation Starter | 15 | |
| takis848 | Base64 | 10 | |
| richardDragon21 | Great Snakes | 3 | |
| cryptoload | Diffusion through Permutation | 30 | |
| g0ld3np4r3y | PriMeD5 | 100 | |
| Raodaz | Bringing It All Together | 50 | |
| richardDragon21 | Finding Flags | 2 | |
| razp | Great Snakes | 3 | |
| Raodaz | Diffusion through Permutation | 30 | |
| chrisfox | Round Keys | 20 | |
| Raodaz | Confusion through Substitution | 25 | |
| LvKNnT | Mixed Up | 120 | |
| takis848 | Hex | 5 | |
| Raodaz | Round Keys | 20 | |
| Raodaz | Modular Binomials | 80 | |
| chrisfox | Structure of AES | 15 | |
| Raodaz | Adrien's Signs | 80 | |
| razp | Finding Flags | 2 | |
| mamsd | Hex | 5 | |
| Raodaz | Chinese Remainder Theorem | 40 | |
| takis848 | ASCII | 5 | |
| cryptoload | Confusion through Substitution | 25 | |
| chrisfox | Resisting Bruteforce | 10 | |
| chrisfox | Keyed Permutations | 5 | |
| takis848 | Great Snakes | 3 | |
| cryptoload | Round Keys | 20 | |
| agentmon | Mister Saplin's Preview | 80 | |
| mamsd | Base64 | 10 | |
| cryptoload | Structure of AES | 15 | |
| munna | Extended GCD | 20 |
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