| Date | User | Challenge | Score |
| c4bestan | Greatest Common Divisor | 15 | |
| ved_007 | Modular Binomials | 80 | |
| Qall | Great Snakes | 3 | |
| Oblio813 | Great Snakes | 3 | |
| Qall | Finding Flags | 2 | |
| Oblio813 | Finding Flags | 2 | |
| aadd | Resisting Bruteforce | 10 | |
| Duc_Bao317 | ASCII | 5 | |
| Sixmix10 | Adrien's Signs | 80 | |
| Shubhammehtajain | Hex | 5 | |
| h13n_7u_hvy | Modular Arithmetic 2 | 20 | |
| Shubhammehtajain | ASCII | 5 | |
| hkarapetyan | Base64 | 10 | |
| ved_007 | Successive Powers | 60 | |
| PiotrG | Deriving Symmetric Keys | 40 | |
| hkarapetyan | Hex | 5 | |
| Duc_Bao317 | Great Snakes | 3 | |
| hkarapetyan | ASCII | 5 | |
| d3f4ult3rs | ASCII | 5 | |
| Shubhammehtajain | Great Snakes | 3 | |
| hkarapetyan | Great Snakes | 3 | |
| hkarapetyan | Finding Flags | 2 | |
| h13n_7u_hvy | Modular Arithmetic 1 | 20 | |
| origabai | Extended GCD | 20 | |
| Aline123 | Private Keys | 20 | |
| francois | Edwards Goes Degenerate | 100 | |
| origabai | Modular Inverting | 25 | |
| origabai | Modular Arithmetic 2 | 20 | |
| origabai | Modular Arithmetic 1 | 20 | |
| origabai | Greatest Common Divisor | 15 | |
| origabai | XOR Properties | 15 | |
| origabai | XOR Starter | 10 | |
| origabai | Bytes and Big Integers | 10 | |
| origabai | Base64 | 10 | |
| origabai | Hex | 5 | |
| LeeKangHy | The j-invariant | 20 | |
| origabai | ASCII | 5 | |
| kohpe | Great Snakes | 3 | |
| kohpe | Finding Flags | 2 | |
| CCcat | Modulus Inutilis | 50 | |
| mide | Base64 | 10 | |
| Baoanh83 | ASCII | 5 | |
| PhObi | Jack's Birthday Confusion | 30 | |
| nurminen | Digestive | 60 | |
| mide | Hex | 5 | |
| mide | ASCII | 5 | |
| Shubhammehtajain | Finding Flags | 2 | |
| LeeKangHy | Introduction to Isogenies | 10 | |
| LeeKangHy | LWE Intro | 10 | |
| Shoonz | Jack's Birthday Hash | 20 |
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