| Date | User | Challenge | Score |
| vatsal_nayak | Working with Fields | 10 | |
| checul | Modular Square Root | 35 | |
| dounzidouns | Bytes and Big Integers | 10 | |
| Mohmmad_Meer11 | Great Snakes | 3 | |
| e52maw | Computing Public Values | 25 | |
| Mohmmad_Meer11 | Finding Flags | 2 | |
| Amna3 | Base64 | 10 | |
| qiinori | Hex | 5 | |
| qiinori | ASCII | 5 | |
| Amna3 | Hex | 5 | |
| erutuF | Hex | 5 | |
| erutuF | ASCII | 5 | |
| e52maw | Generators of Groups | 20 | |
| GingerCarrot | SIDH Key Exchange | 80 | |
| vatsal_nayak | Modulus Inutilis | 50 | |
| Amna3 | ASCII | 5 | |
| erutuF | Great Snakes | 3 | |
| vatsal_nayak | Salty | 20 | |
| erutuF | Finding Flags | 2 | |
| yuris72 | Modular Arithmetic 2 | 20 | |
| vatsal_nayak | Manyprime | 40 | |
| Amna3 | Great Snakes | 3 | |
| aap1223 | XOR Starter | 10 | |
| Amna3 | Finding Flags | 2 | |
| Jolbirc | XOR Starter | 10 | |
| ilyastarcek | Factoring | 15 | |
| ilyastarcek | RSA Signatures | 25 | |
| beabadoobee81 | Finding Flags | 2 | |
| Arta | Base64 | 10 | |
| 0x26d | ASCII | 5 | |
| Delb | Quadratic Residues | 25 | |
| GingerCarrot | DLOG on the Surface | 40 | |
| Standard | TLS Handshake | 15 | |
| Arta | Hex | 5 | |
| OhLEE | Favourite byte | 20 | |
| pskanthas | Finding Flags | 2 | |
| ilyastarcek | RSA Decryption | 20 | |
| ilyastarcek | Private Keys | 20 | |
| ilyastarcek | Euler's Totient | 20 | |
| ilyastarcek | Public Keys | 15 | |
| ilyastarcek | Modular Exponentiation | 10 | |
| qiinori | Great Snakes | 3 | |
| Standard | Sharks on the Wire | 10 | |
| vatsal_nayak | Monoprime | 30 | |
| Delb | Modular Inverting | 25 | |
| 1xDeadly | Hex | 5 | |
| Delb | Modular Arithmetic 2 | 20 | |
| Dingo | Great Snakes | 3 | |
| ilyastarcek | Bringing It All Together | 50 | |
| Delb | Modular Arithmetic 1 | 20 |
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