| Date | User | Challenge | Score |
| mits_akos | Structure of AES | 15 | |
| TsilivakosGeorge | The j-invariant | 20 | |
| m6789467 | Hex | 5 | |
| DavidTruong | Dancing Queen | 120 | |
| Leftstam | Finding Flags | 2 | |
| z4ns | XOR Properties | 15 | |
| CTFSlayer | Favourite byte | 20 | |
| m6789467 | ASCII | 5 | |
| fl4nk3r | Mixed Up | 120 | |
| TsilivakosGeorge | ZKP Introduction | 5 | |
| Garab | Megalomaniac 1 | 100 | |
| S4NTI | Great Snakes | 3 | |
| S4NTI | Finding Flags | 2 | |
| m6789467 | Great Snakes | 3 | |
| babouche1 | ASCII | 5 | |
| Secuvortex | Bytes and Big Integers | 10 | |
| babouche1 | Great Snakes | 3 | |
| m6789467 | Finding Flags | 2 | |
| babouche1 | Finding Flags | 2 | |
| fl4nk3r | No Difference | 175 | |
| aidanak | Bytes and Big Integers | 10 | |
| mits_akos | Secure Protocols | 5 | |
| aidanak | Base64 | 10 | |
| TsilivakosGeorge | Computing Shared Secrets | 30 | |
| ub_krypto_25_14 | Extended GCD | 20 | |
| Lemon28 | Quadratic Residues | 25 | |
| bandit0 | Favourite byte | 20 | |
| kokkalakos | Gram Schmidt | 30 | |
| ralinguant | XOR Starter | 10 | |
| Ygx | ASCII | 5 | |
| xristoskeios | Transparency | 50 | |
| kokkalakos | Size and Basis | 15 | |
| Secuvortex | Base64 | 10 | |
| aidanak | Hex | 5 | |
| P19213 | JWT Sessions | 10 | |
| TsilivakosGeorge | Computing Public Values | 25 | |
| DimitrisTzoumpas | RSA Decryption | 20 | |
| Ygx | Great Snakes | 3 | |
| kokkalakos | Vectors | 10 | |
| P19213 | Token Appreciation | 5 | |
| Secuvortex | Hex | 5 | |
| ralinguant | Bytes and Big Integers | 10 | |
| Secuvortex | ASCII | 5 | |
| aidanak | ASCII | 5 | |
| Ygx | Finding Flags | 2 | |
| aidanak | Network Attacks | 5 | |
| MrL00P | Quadratic Residues | 25 | |
| lguardias | Base64 | 10 | |
| TsilivakosGeorge | Working with Fields | 10 | |
| lguardias | Hex | 5 |
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