| Date | User | Challenge | Score |
| jnflx41 | ASCII | 5 | |
| oskiboski555 | Greatest Common Divisor | 15 | |
| geuple | Bringing It All Together | 50 | |
| mariaflu | Bytes and Big Integers | 10 | |
| agentjlrmt | Resisting Bruteforce | 10 | |
| ProxyPanda | Diffusion through Permutation | 30 | |
| jnflx41 | Great Snakes | 3 | |
| oskiboski555 | You either know, XOR you don't | 30 | |
| canfshmicrowave | Point Addition | 30 | |
| jnflx41 | Finding Flags | 2 | |
| hinemosu1415 | Monoprime | 30 | |
| kenmarksix | Quadratic Residues | 25 | |
| hinemosu1415 | Inferius Prime | 30 | |
| mlko | Adrien's Signs | 80 | |
| ProxyPanda | Confusion through Substitution | 25 | |
| rfmph | RSA Decryption | 20 | |
| MuneebCantCTF | RSA Decryption | 20 | |
| rfmph | Private Keys | 20 | |
| MuneebCantCTF | Private Keys | 20 | |
| agentjlrmt | Pad Thai | 80 | |
| rfmph | Euler's Totient | 20 | |
| MuneebCantCTF | Euler's Totient | 20 | |
| oskiboski555 | Favourite byte | 20 | |
| rfmph | Public Keys | 15 | |
| rfmph | Modular Exponentiation | 10 | |
| breadtox | RSATogether (ECSC 2024 (Italy)) | 0 | |
| hinemosu1415 | Factoring | 15 | |
| rfmph | Bean Counter | 60 | |
| mariaflu | Base64 | 10 | |
| geuple | Diffusion through Permutation | 30 | |
| canfshmicrowave | Point Negation | 10 | |
| geuple | Confusion through Substitution | 25 | |
| hinemosu1415 | RSA Signatures | 25 | |
| mariaflu | Hex | 5 | |
| syncrain | XOR Properties | 15 | |
| geuple | Round Keys | 20 | |
| Dgcg | The Good, The Pad, The Ugly | 100 | |
| geuple | Structure of AES | 15 | |
| mariaflu | ASCII | 5 | |
| byxlopoqpul | Resisting Bruteforce | 10 | |
| oskiboski555 | XOR Properties | 15 | |
| byxlopoqpul | Keyed Permutations | 5 | |
| Wequra | Export-grade | 100 | |
| breadtox | Real Curve Crypto | 200 | |
| breadtox | An Evil Twisted Mind | 175 | |
| Evicka | Bytes and Big Integers | 10 | |
| mariaflu | Great Snakes | 3 | |
| cancesnon | Great Snakes | 3 | |
| mariaflu | Finding Flags | 2 | |
| Evicka | Base64 | 10 |
You are now level Current level