| Date | User | Challenge | Score |
| Chuzz38 | Extended GCD | 20 | |
| piscozaurus | Modular Inverting | 25 | |
| Banshoman | Base64 | 10 | |
| wjdwoghd | ASCII | 5 | |
| Chuzz38 | Greatest Common Divisor | 15 | |
| dashnzrn | XOR Properties | 15 | |
| piscozaurus | Modular Arithmetic 2 | 20 | |
| wjdwoghd | Network Attacks | 5 | |
| FelixAchachi | Modular Binomials | 80 | |
| Gandalfiki | Bytes and Big Integers | 10 | |
| wjdwoghd | Great Snakes | 3 | |
| AryMinh | Finding Flags | 2 | |
| wjdwoghd | Finding Flags | 2 | |
| Chuzz38 | Favourite byte | 20 | |
| FelixAchachi | Adrien's Signs | 80 | |
| Wisdom_doom | Hex | 5 | |
| Cano_il_Marsi | Adrien's Signs | 80 | |
| FelixAchachi | Chinese Remainder Theorem | 40 | |
| Chuzz38 | XOR Properties | 15 | |
| FelixAchachi | Modular Square Root | 35 | |
| Abel_80 | Stream of Consciousness | 80 | |
| dashnzrn | XOR Starter | 10 | |
| myrkraverk | You either know, XOR you don't | 30 | |
| FelixAchachi | Legendre Symbol | 35 | |
| R4p1d | Extended GCD | 20 | |
| Chuzz38 | XOR Starter | 10 | |
| Banshoman | Hex | 5 | |
| dashnzrn | Bytes and Big Integers | 10 | |
| Cano_il_Marsi | Successive Powers | 60 | |
| Fahim_AF | Greatest Common Divisor | 15 | |
| myrkraverk | Favourite byte | 20 | |
| Banshoman | ASCII | 5 | |
| FelixAchachi | Quadratic Residues | 25 | |
| FelixAchachi | Modular Inverting | 25 | |
| Abel_80 | Logon Zero | 80 | |
| myrkraverk | XOR Properties | 15 | |
| miniom343 | Finding Flags | 2 | |
| kunny | You either know, XOR you don't | 30 | |
| Banshoman | Great Snakes | 3 | |
| FelixAchachi | Modular Arithmetic 2 | 20 | |
| Banshoman | Finding Flags | 2 | |
| khawla1 | OR Proof | 75 | |
| khawla1 | OR Proof (CryptoHack) | 0 | |
| FelixAchachi | Modular Arithmetic 1 | 20 | |
| FelixAchachi | Extended GCD | 20 | |
| FelixAchachi | Greatest Common Divisor | 15 | |
| Fahim_AF | You either know, XOR you don't | 30 | |
| bloomluw | Great Snakes | 3 | |
| Wisdom_doom | ASCII | 5 | |
| Rillocs | Finding Flags | 2 |
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