| Date | User | Challenge | Score |
| Amareezo | Greatest Common Divisor | 15 | |
| martyrant | Pairing-Based Cryptography | 50 | |
| jayguo | Adrien's Signs | 80 | |
| BrianTran | Hex | 5 | |
| BrianTran | ASCII | 5 | |
| cavazinf | Backpack Cryptography | 120 | |
| ragunogh | Modular Square Root | 35 | |
| dhanraj_biradar | Hex | 5 | |
| Kash24 | Base64 | 10 | |
| martyrant | Ticket Maestro | 200 | |
| MrMad | Modulus Inutilis | 50 | |
| gofmank | Chinese Remainder Theorem | 40 | |
| vetothegreat | Great Snakes | 3 | |
| Kash24 | Hex | 5 | |
| vetothegreat | Finding Flags | 2 | |
| Zira | Public Keys | 15 | |
| ragunogh | Transparency | 50 | |
| Kash24 | ASCII | 5 | |
| cryptohack137 | Adrien's Signs | 80 | |
| dhanraj_biradar | ASCII | 5 | |
| Zira | Modular Exponentiation | 10 | |
| martyrant | Fischlin Transform | 180 | |
| jayguo | Chinese Remainder Theorem | 40 | |
| aquan_the_don | Finding Flags | 2 | |
| cyk0sure | Gaussian Reduction | 50 | |
| safireau | Bytes and Big Integers | 10 | |
| y40 | Finding Flags | 2 | |
| jayguo | Modular Square Root | 35 | |
| ragunogh | SSH Keys | 35 | |
| PolyFluorine | Gram Schmidt | 30 | |
| fazslll | Deriving Symmetric Keys | 40 | |
| fazslll | Computing Shared Secrets | 30 | |
| Kash24 | Great Snakes | 3 | |
| tup01ris | Backpack Cryptography | 120 | |
| byrln | Hex | 5 | |
| dhanraj_biradar | Finding Flags | 2 | |
| dhanraj_biradar | Great Snakes | 3 | |
| byrln | ASCII | 5 | |
| byrln | Great Snakes | 3 | |
| fazslll | Computing Public Values | 25 | |
| cavazinf | Find the Lattice | 100 | |
| Kash24 | Finding Flags | 2 | |
| PolyFluorine | Size and Basis | 15 | |
| byrln | Finding Flags | 2 | |
| PolyFluorine | Vectors | 10 | |
| cavazinf | Gaussian Reduction | 50 | |
| cavazinf | What's a Lattice? | 40 | |
| cavazinf | Gram Schmidt | 30 | |
| cavazinf | Size and Basis | 15 | |
| martyrant | Hamiltonicity 2 | 175 |
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