| Date | User | Challenge | Score |
| IkosiX | Network Attacks | 5 | |
| Paeckuna | You either know, XOR you don't | 30 | |
| dan_martins | Square Eyes | 35 | |
| kuso21 | Computing Public Values | 25 | |
| kubam | Unencryptable | 125 | |
| DiscreteSucks | Chinese Remainder Theorem | 40 | |
| DiscreteSucks | Modular Square Root | 35 | |
| wendy4747 | XOR Properties | 15 | |
| IoaMertz | Point Addition | 30 | |
| DiscreteSucks | Legendre Symbol | 35 | |
| Paeckuna | Favourite byte | 20 | |
| n4k4 | Modular Arithmetic 1 | 20 | |
| CrypticPaladin | Bytes and Big Integers | 10 | |
| Paeckuna | XOR Properties | 15 | |
| Atticus_Yong | Modular Arithmetic 2 | 20 | |
| n4k4 | Base64 | 10 | |
| DiscreteSucks | Quadratic Residues | 25 | |
| DiscreteSucks | Modular Inverting | 25 | |
| ispo | Everything is Still Big | 100 | |
| DiscreteSucks | Modular Arithmetic 2 | 20 | |
| luismt555 | ASCII | 5 | |
| DiscreteSucks | Modular Arithmetic 1 | 20 | |
| dan_martins | Monoprime | 30 | |
| DiscreteSucks | Extended GCD | 20 | |
| luismt555 | Great Snakes | 3 | |
| DiscreteSucks | Greatest Common Divisor | 15 | |
| goultarde | Greatest Common Divisor | 15 | |
| SachaWOS | Deriving Symmetric Keys | 40 | |
| luismt555 | Finding Flags | 2 | |
| wendy4747 | XOR Starter | 10 | |
| Paeckuna | XOR Starter | 10 | |
| qzfil | ASCII | 5 | |
| SachaWOS | Computing Shared Secrets | 30 | |
| n4k4 | Hex | 5 | |
| wendy4747 | Bytes and Big Integers | 10 | |
| SachaWOS | Computing Public Values | 25 | |
| DiscreteSucks | You either know, XOR you don't | 30 | |
| wendy4747 | Base64 | 10 | |
| qzfil | Great Snakes | 3 | |
| DiscreteSucks | Favourite byte | 20 | |
| wendy4747 | Hex | 5 | |
| n4k4 | ASCII | 5 | |
| IkosiX | Finding Flags | 2 | |
| DiscreteSucks | XOR Properties | 15 | |
| wendy4747 | ASCII | 5 | |
| wendy4747 | Great Snakes | 3 | |
| qzfil | Finding Flags | 2 | |
| wendy4747 | Finding Flags | 2 | |
| DiscreteSucks | XOR Starter | 10 | |
| Ridfeh | Bytes and Big Integers | 10 |
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