| Date | User | Challenge | Score |
| hogweedgiant | Great Snakes | 3 | |
| Aarogant | Greatest Common Divisor | 15 | |
| desiar76 | Public Keys | 15 | |
| Hajaina | Modular Exponentiation | 10 | |
| NMH_Asin | Oracular Spectacular | 150 | |
| sneaX0X0 | Hex | 5 | |
| hogweedgiant | Finding Flags | 2 | |
| m0hseghir5 | Finding Flags | 2 | |
| desiar76 | Modular Exponentiation | 10 | |
| Grupo04MatAplic | Structure of AES | 15 | |
| arsany | Bytes and Big Integers | 10 | |
| Sintamianggraini | Base64 | 10 | |
| ignacioPereyra | Bringing It All Together | 50 | |
| divya_07 | Finding Flags | 2 | |
| Quentillian | Hex | 5 | |
| ignacioPereyra | Diffusion through Permutation | 30 | |
| Plugray | Nativity | 60 | |
| zafa | Great Snakes | 3 | |
| ignacioPereyra | Confusion through Substitution | 25 | |
| Quentillian | ASCII | 5 | |
| ignacioPereyra | Round Keys | 20 | |
| ignacioPereyra | Structure of AES | 15 | |
| arsany | Base64 | 10 | |
| graphite | Private Keys | 20 | |
| Smiller18 | RSA Decryption | 20 | |
| em99 | Great Snakes | 3 | |
| S1lentZer0 | Finding Flags | 2 | |
| graphite | Euler's Totient | 20 | |
| graphite | Public Keys | 15 | |
| em99 | Finding Flags | 2 | |
| graphite | Modular Exponentiation | 10 | |
| zafa | Finding Flags | 2 | |
| Quentillian | Great Snakes | 3 | |
| gasmer | Gaussian Reduction | 50 | |
| Smiller18 | Private Keys | 20 | |
| ignacioPereyra | Resisting Bruteforce | 10 | |
| ignacioPereyra | Keyed Permutations | 5 | |
| 4a4945474a4e4955 | Bytes and Big Integers | 10 | |
| Adesh | Network Attacks | 5 | |
| Ajiww | Finding Flags | 2 | |
| Smiller18 | Euler's Totient | 20 | |
| gasmer | What's a Lattice? | 40 | |
| Hykon | Legendre Symbol | 35 | |
| Soisina | Round Keys | 20 | |
| arsany | Hex | 5 | |
| clemensGooooo | Noise Free | 40 | |
| cquill | XOR Starter | 10 | |
| Quentillian | Finding Flags | 2 | |
| Agnumen | ECB Oracle | 60 | |
| Smiller18 | Public Keys | 15 |
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