| Date | User | Challenge | Score |
| akhaled01 | Hex | 5 | |
| akhaled01 | ASCII | 5 | |
| squ4r00t | ECB Oracle | 60 | |
| lazarus_640 | XOR Properties | 15 | |
| akhaled01 | Great Snakes | 3 | |
| mib | Transparency | 50 | |
| akhaled01 | Finding Flags | 2 | |
| JaggedSpace | Base64 | 10 | |
| JaggedSpace | Hex | 5 | |
| pokiTS | Modular Binomials | 80 | |
| dcazaresg | XOR Starter | 10 | |
| rattmanthestupid | Bytes and Big Integers | 10 | |
| lazarus_640 | XOR Starter | 10 | |
| rattmanthestupid | Base64 | 10 | |
| pokiTS | Adrien's Signs | 80 | |
| rayaseiren | Where's the Supersingular Curve | 25 | |
| eftaniaa | The Matrix | 75 | |
| rattmanthestupid | Hex | 5 | |
| pokiTS | Chinese Remainder Theorem | 40 | |
| pokiTS | Modular Square Root | 35 | |
| Denis_Roc | Dancing Queen | 120 | |
| AESpider | OR Proof | 75 | |
| dcazaresg | Bytes and Big Integers | 10 | |
| rattmanthestupid | ASCII | 5 | |
| pokiTS | Legendre Symbol | 35 | |
| JaggedSpace | ASCII | 5 | |
| 0xSonic | RSA Decryption | 20 | |
| rattmanthestupid | Network Attacks | 5 | |
| pokiTS | Quadratic Residues | 25 | |
| JaggedSpace | Great Snakes | 3 | |
| eftaniaa | Script Kiddie | 70 | |
| JaggedSpace | Finding Flags | 2 | |
| pokiTS | Modular Inverting | 25 | |
| pokiTS | Modular Arithmetic 2 | 20 | |
| rattmanthestupid | Great Snakes | 3 | |
| Framed | Favourite byte | 20 | |
| rattmanthestupid | Finding Flags | 2 | |
| lazarus_640 | Bytes and Big Integers | 10 | |
| 0xSonic | Private Keys | 20 | |
| nullex | Keyed Permutations | 5 | |
| Yoshixi | Private Keys | 20 | |
| diosy | Modular Square Root | 35 | |
| lazarus_640 | Base64 | 10 | |
| Marietto | ASCII | 5 | |
| 0xSonic | Euler's Totient | 20 | |
| eftaniaa | Static Client | 100 | |
| 0xSonic | Public Keys | 15 | |
| dcazaresg | Base64 | 10 | |
| Framed | XOR Properties | 15 | |
| 0xSonic | Modular Exponentiation | 10 |
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