| Date | User | Challenge | Score |
| bsvac | Square Eyes | 35 | |
| CherilAzusa | Great Snakes | 3 | |
| bsvac | Monoprime | 30 | |
| mukh4w | Modular Arithmetic 1 | 20 | |
| CherilAzusa | Finding Flags | 2 | |
| bsvac | Inferius Prime | 30 | |
| Hacactus | Finding Flags | 2 | |
| knumberse | You either know, XOR you don't | 30 | |
| pastimeplays | Static Client | 100 | |
| bsvac | Factoring | 15 | |
| ahmadsmaan | Factoring | 15 | |
| Happy001 | Hex | 5 | |
| bsvac | RSA Signatures | 25 | |
| loutre | Modular Inverting | 25 | |
| ahmadsmaan | RSA Signatures | 25 | |
| giovanny | Bytes and Big Integers | 10 | |
| Komasan_ | Where's the Supersingular Curve | 25 | |
| volker_racho | Quadratic Residues | 25 | |
| 0xG1iTch | Favourite byte | 20 | |
| bsvac | RSA Decryption | 20 | |
| bsvac | Private Keys | 20 | |
| deathknight | Parameter Injection | 60 | |
| bsvac | Euler's Totient | 20 | |
| bsvac | Public Keys | 15 | |
| bsvac | Modular Exponentiation | 10 | |
| student99 | Decrypting TLS 1.3 | 35 | |
| knumberse | Favourite byte | 20 | |
| 0xG1iTch | XOR Properties | 15 | |
| WiseSubere | Finding Flags | 2 | |
| JoseUrena | Passwords as Keys | 50 | |
| osmen | Greatest Common Divisor | 15 | |
| deathknight | Script Kiddie | 70 | |
| qthang | Flipping Cookie | 60 | |
| jhh0406 | The j-invariant | 20 | |
| knumberse | XOR Properties | 15 | |
| volker_racho | Modular Inverting | 25 | |
| mukh4w | Extended GCD | 20 | |
| 0xG1iTch | XOR Starter | 10 | |
| Bigmac | Hex | 5 | |
| martonpe | Base64 | 10 | |
| ahmadsmaan | RSA Decryption | 20 | |
| loutre | Modular Arithmetic 2 | 20 | |
| deathknight | Finding Flags | 2 | |
| anandsaroop | Bytes and Big Integers | 10 | |
| ahmadsmaan | Private Keys | 20 | |
| Hector6904 | Base64 | 10 | |
| jhh0406 | Introduction to Isogenies | 10 | |
| ahmadsmaan | Euler's Totient | 20 | |
| volker_racho | Modular Arithmetic 2 | 20 | |
| loutre | Modular Arithmetic 1 | 20 |
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