| Date | User | Challenge | Score |
| blancoale07 | Parameter Injection | 60 | |
| 1lettuce | Bytes and Big Integers | 10 | |
| ShowySyrup | XOR Starter | 10 | |
| TheGhost123 | Great Snakes | 3 | |
| blancoale07 | Deriving Symmetric Keys | 40 | |
| JOJAR | Export-grade | 100 | |
| blancoale07 | Computing Shared Secrets | 30 | |
| blancoale07 | Computing Public Values | 25 | |
| ShowySyrup | Bytes and Big Integers | 10 | |
| villag | ASCII | 5 | |
| skiller3478 | LWE Intro | 10 | |
| 1lettuce | Base64 | 10 | |
| blancoale07 | Generators of Groups | 20 | |
| sebastianmonroy | Lazy CBC | 60 | |
| blancoale07 | Working with Fields | 10 | |
| Stefanie42 | Deriving Symmetric Keys | 40 | |
| Deniel | Quadratic Residues | 25 | |
| ShowySyrup | Base64 | 10 | |
| ShowySyrup | Hex | 5 | |
| TheGhost123 | Finding Flags | 2 | |
| Woodsman | Structure of AES | 15 | |
| Stefanie42 | Computing Public Values | 25 | |
| ShowySyrup | ASCII | 5 | |
| blancoale07 | No Way Back Home | 100 | |
| sebastianmonroy | Flipping Cookie | 60 | |
| ShowySyrup | Great Snakes | 3 | |
| 1lettuce | Hex | 5 | |
| zatarra11 | Base64 | 10 | |
| ShowySyrup | Finding Flags | 2 | |
| ayoubaitlaarbi | ASCII | 5 | |
| D3yAaN | Hex | 5 | |
| 1lettuce | ASCII | 5 | |
| blancoale07 | Broken RSA | 100 | |
| darkknight | Euler's Totient | 20 | |
| sebastianmonroy | ECB CBC WTF | 55 | |
| 1lettuce | Great Snakes | 3 | |
| D3yAaN | ASCII | 5 | |
| D3yAaN | Great Snakes | 3 | |
| darkknight | Public Keys | 15 | |
| blancoale07 | Modular Binomials | 80 | |
| 1lettuce | Finding Flags | 2 | |
| D3yAaN | Finding Flags | 2 | |
| JOJAR | Computing Public Values | 25 | |
| Smokey26 | Hex | 5 | |
| sebastianmonroy | Passwords as Keys | 50 | |
| Smokey26 | ASCII | 5 | |
| 2024083322_xl | Computing Shared Secrets | 30 | |
| darkknight | Modular Exponentiation | 10 | |
| 2024083322_xl | Computing Public Values | 25 | |
| Smokey26 | Great Snakes | 3 |
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