| Date | User | Challenge | Score |
| JackXas | Resisting Bruteforce | 10 | |
| SGT0v0 | Modular Arithmetic 2 | 20 | |
| JackXas | Keyed Permutations | 5 | |
| agentjlrmt | SSH Keys | 35 | |
| peachcha | Great Snakes | 3 | |
| vdam | Point Negation | 10 | |
| peachcha | Finding Flags | 2 | |
| JACKURUVI99 | Quadratic Residues | 25 | |
| JACKURUVI99 | Modular Inverting | 25 | |
| JACKURUVI99 | Modular Arithmetic 2 | 20 | |
| babylion | ASCII | 5 | |
| peachcha | Public Keys | 15 | |
| kareem_abousheta | XOR Starter | 10 | |
| octopous_prime9 | ASCII | 5 | |
| agentjlrmt | CERTainly not | 30 | |
| octopous_prime9 | Great Snakes | 3 | |
| babylion | Great Snakes | 3 | |
| octopous_prime9 | Finding Flags | 2 | |
| agentjlrmt | Encoding Challenge | 40 | |
| babylion | Finding Flags | 2 | |
| peachcha | Modular Exponentiation | 10 | |
| mr0xC | Token Appreciation | 5 | |
| EmmanuelGoldberg | Trust Games | 150 | |
| ponce | Finding Flags | 2 | |
| Estrouvy123 | Finding Flags | 2 | |
| Okamistars | Great Snakes | 3 | |
| Okamistars | Finding Flags | 2 | |
| JackXas | Quadratic Residues | 25 | |
| kareem_abousheta | Bytes and Big Integers | 10 | |
| Ka | ASCII | 5 | |
| tbr103 | Resisting Bruteforce | 10 | |
| Ka | Great Snakes | 3 | |
| Evzone | Finding Flags | 2 | |
| agentjlrmt | Adrien's Signs | 80 | |
| Ka | Finding Flags | 2 | |
| agentjlrmt | You either know, XOR you don't | 30 | |
| cuuntzu | Modular Arithmetic 2 | 20 | |
| agentjlrmt | Confusion through Substitution | 25 | |
| exoq | Everything is Big | 70 | |
| agentjlrmt | Diffusion through Permutation | 30 | |
| agentjlrmt | Round Keys | 20 | |
| photonic | ASCII | 5 | |
| agentjlrmt | Structure of AES | 15 | |
| ParaIron | XOR Starter | 10 | |
| f7kumoi | RSA Decryption | 20 | |
| agentjlrmt | Privacy-Enhanced Mail? | 25 | |
| f7kumoi | Private Keys | 20 | |
| f7kumoi | Euler's Totient | 20 | |
| f7kumoi | Public Keys | 15 | |
| f7kumoi | Modular Exponentiation | 10 |
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