| Date | User | Challenge | Score |
| Cyb0rgBytes | Modular Inverting | 25 | |
| ahhmeDDDD | Structure of AES | 15 | |
| BasharAhmed | Static Client | 100 | |
| walter_linares | Bytes and Big Integers | 10 | |
| BasharAhmed | Static Client 2 | 120 | |
| Cyb0rgBytes | Modular Arithmetic 2 | 20 | |
| Cyb0rgBytes | Modular Arithmetic 1 | 20 | |
| zaidstudent4455 | Modulus Inutilis | 50 | |
| Cyb0rgBytes | Extended GCD | 20 | |
| ahhmeDDDD | Resisting Bruteforce | 10 | |
| Cyb0rgBytes | Greatest Common Divisor | 15 | |
| zaidstudent4455 | Salty | 20 | |
| zaidstudent4455 | Manyprime | 40 | |
| Cyb0rgBytes | Lemur XOR | 40 | |
| zaidstudent4455 | Square Eyes | 35 | |
| BasharAhmed | Script Kiddie | 70 | |
| zaidstudent4455 | Monoprime | 30 | |
| Cyb0rgBytes | You either know, XOR you don't | 30 | |
| zaidstudent4455 | Inferius Prime | 30 | |
| Cyb0rgBytes | Favourite byte | 20 | |
| zaidstudent4455 | Factoring | 15 | |
| Cyb0rgBytes | XOR Properties | 15 | |
| BasharAhmed | Additive | 70 | |
| theyazan | Script Kiddie | 70 | |
| BasharAhmed | Twin Keys | 100 | |
| BasharAhmed | No Difference | 175 | |
| theyazan | Deriving Symmetric Keys | 40 | |
| theyazan | Computing Shared Secrets | 30 | |
| theyazan | Computing Public Values | 25 | |
| KamalSaif | Moving Problems | 150 | |
| ahhmeDDDD | Keyed Permutations | 5 | |
| zaidstudent4455 | RSA Signatures | 25 | |
| zaidstudent4455 | RSA Decryption | 20 | |
| zaidstudent4455 | Euler's Totient | 20 | |
| zaidstudent4455 | Private Keys | 20 | |
| Cyb0rgBytes | XOR Starter | 10 | |
| theyazan | Generators of Groups | 20 | |
| theyazan | Working with Fields | 10 | |
| ahhmeDDDD | Network Attacks | 5 | |
| BasharAhmed | Invariant | 250 | |
| theyazan | Forbidden Fruit | 150 | |
| theyazan | Paper Plane | 120 | |
| BasharAhmed | Merkle Trees | 25 | |
| m4tcha | You either know, XOR you don't | 30 | |
| theyazan | The Good, The Pad, The Ugly | 100 | |
| theyazan | Pad Thai | 80 | |
| theyazan | Oh SNAP | 120 | |
| theyazan | Dancing Queen | 120 | |
| theyazan | Stream of Consciousness | 80 | |
| theyazan | Logon Zero | 80 |
You are now level Current level