| Date | User | Challenge | Score |
| Andriy | Parameter Injection | 60 | |
| Andriy | Deriving Symmetric Keys | 40 | |
| Andriy | Computing Shared Secrets | 30 | |
| handatm | Favourite byte | 20 | |
| Andriy | Computing Public Values | 25 | |
| Andriy | Generators of Groups | 20 | |
| Andriy | Working with Fields | 10 | |
| Andriy | Modulus Inutilis | 50 | |
| Andriy | Salty | 20 | |
| Andriy | Manyprime | 40 | |
| Andriy | Monoprime | 30 | |
| Andriy | Factoring | 15 | |
| Andriy | RSA Signatures | 25 | |
| Andriy | RSA Decryption | 20 | |
| Andriy | Private Keys | 20 | |
| Andriy | Euler's Totient | 20 | |
| Andriy | Public Keys | 15 | |
| m07med | Base64 | 10 | |
| Andriy | Modular Exponentiation | 10 | |
| Andriy | Bean Counter | 60 | |
| Andriy | Symmetry | 50 | |
| Andriy | Flipping Cookie | 60 | |
| Andriy | ECB CBC WTF | 55 | |
| Andriy | ECB Oracle | 60 | |
| Andriy | Passwords as Keys | 50 | |
| Andriy | Modes of Operation Starter | 15 | |
| Andriy | Bringing It All Together | 50 | |
| Andriy | Diffusion through Permutation | 30 | |
| Andriy | Confusion through Substitution | 25 | |
| Dxegoswift | Hex | 5 | |
| Andriy | Round Keys | 20 | |
| Andriy | Structure of AES | 15 | |
| Andriy | Resisting Bruteforce | 10 | |
| Andriy | Keyed Permutations | 5 | |
| sixsquareAI | Quo vadis? (ECSC 2024 (Italy)) | 0 | |
| labcoxyzl | Sus (ImaginaryCTF) | 0 | |
| bibroCipher | Quadratic Residues | 25 | |
| Andriy | Moving Problems | 150 | |
| Andriy | ProSign 3 | 100 | |
| Andriy | Curveball | 100 | |
| Andriy | Smooth Criminal | 60 | |
| Andriy | Montgomery's Ladder | 40 | |
| Andriy | Efficient Exchange | 50 | |
| Andriy | Curves and Logs | 40 | |
| m07med | Hex | 5 | |
| Andriy | Scalar Multiplication | 35 | |
| Andriy | Point Addition | 30 | |
| Andriy | Point Negation | 10 | |
| Andriy | Background Reading | 5 | |
| Giovanni2004 | Digestive | 60 |
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