| Date | User | Challenge | Score |
| Cooker | Great Snakes | 3 | |
| butcher | Factoring | 15 | |
| nuraypixie | XOR Properties | 15 | |
| AndreaMuscarella | Inferius Prime | 30 | |
| Dessert | Computing Public Values | 25 | |
| QRms | Square Eyes | 35 | |
| AndreaMuscarella | Factoring | 15 | |
| AndreaMuscarella | RSA Signatures | 25 | |
| MaxAzar | Modular Inverting | 25 | |
| Cooker | Finding Flags | 2 | |
| Kajfuif09238fhio | ASCII | 5 | |
| ggerod | Manyprime | 40 | |
| vtt | XOR Starter | 10 | |
| KlimVahrameev | Base64 | 10 | |
| AndreaMuscarella | RSA Decryption | 20 | |
| TanavBhatter | Bytes and Big Integers | 10 | |
| QRms | Inferius Prime | 30 | |
| AndreaMuscarella | Computing Public Values | 25 | |
| AndreaMuscarella | Generators of Groups | 20 | |
| TheKnight | Bytes and Big Integers | 10 | |
| shawo | Structure of AES | 15 | |
| pemula1 | Salty | 20 | |
| KlimVahrameev | Hex | 5 | |
| Dessert | Generators of Groups | 20 | |
| butcher | RSA Signatures | 25 | |
| Harckoin | Finding Flags | 2 | |
| mypalpal | Merkle Trees | 25 | |
| MaxAzar | Modular Arithmetic 2 | 20 | |
| moduloclassifica | Bean Counter | 60 | |
| a2831408 | ASCII | 5 | |
| pemula1 | Manyprime | 40 | |
| HFTuray | ASCII | 5 | |
| ali94 | Bytes and Big Integers | 10 | |
| QRms | Working with Fields | 10 | |
| MaxAzar | Modular Arithmetic 1 | 20 | |
| Kajfuif09238fhio | Great Snakes | 3 | |
| HFTuray | Great Snakes | 3 | |
| shurayz | Special Soundness | 25 | |
| butcher | RSA Decryption | 20 | |
| mahu | Encoding Challenge | 40 | |
| a2831408 | Lemur XOR | 40 | |
| Kajfuif09238fhio | Finding Flags | 2 | |
| butcher | Private Keys | 20 | |
| MaxAzar | Extended GCD | 20 | |
| s1ny4nz | Lemur XOR | 40 | |
| QRms | Modulus Inutilis | 50 | |
| NitroN | Greatest Common Divisor | 15 | |
| KlimVahrameev | ASCII | 5 | |
| 2LWaterEverday | Finding Flags | 2 | |
| TanavBhatter | Base64 | 10 |
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