| Date | User | Challenge | Score |
| Hexerei | Greatest Common Divisor | 15 | |
| Joseabd507 | Legendre Symbol | 35 | |
| Torres28 | Export-grade | 100 | |
| Torres28 | Parameter Injection | 60 | |
| Torres28 | Deriving Symmetric Keys | 40 | |
| Torres28 | Computing Shared Secrets | 30 | |
| Cyang116 | Euler's Totient | 20 | |
| Torres28 | Computing Public Values | 25 | |
| MyWolve | SSH Keys | 35 | |
| Cyang116 | Public Keys | 15 | |
| Torres28 | Generators of Groups | 20 | |
| Torres28 | Working with Fields | 10 | |
| Torres28 | Modulus Inutilis | 50 | |
| Cyang116 | Modular Exponentiation | 10 | |
| Torres28 | Salty | 20 | |
| Torres28 | Manyprime | 40 | |
| Gabriel_Cortez18 | Legendre Symbol | 35 | |
| Gabriel_Cortez18 | Quadratic Residues | 25 | |
| 111ahmed | Bytes and Big Integers | 10 | |
| Gabriel_Cortez18 | Modular Inverting | 25 | |
| Gabriel_Cortez18 | Modular Arithmetic 2 | 20 | |
| AbysmalNightmare | Bringing It All Together | 50 | |
| Gabriel_Cortez18 | Modular Arithmetic 1 | 20 | |
| Gabriel_Cortez18 | Extended GCD | 20 | |
| Gabriel_Cortez18 | Greatest Common Divisor | 15 | |
| Joseabd507 | Quadratic Residues | 25 | |
| Gabriel_Cortez18 | You either know, XOR you don't | 30 | |
| Joseabd507 | Modular Inverting | 25 | |
| Joseabd507 | Modular Arithmetic 2 | 20 | |
| Torres28 | Monoprime | 30 | |
| Torres28 | Factoring | 15 | |
| Joseabd507 | Modular Arithmetic 1 | 20 | |
| Joseabd507 | Extended GCD | 20 | |
| MyWolve | CERTainly not | 30 | |
| Torres28 | RSA Signatures | 25 | |
| Joseabd507 | Greatest Common Divisor | 15 | |
| Torres28 | RSA Decryption | 20 | |
| Torres28 | Private Keys | 20 | |
| Torres28 | Euler's Totient | 20 | |
| Torres28 | Public Keys | 15 | |
| Torres28 | Modular Exponentiation | 10 | |
| mendozzz | Extended GCD | 20 | |
| sp1n0z4 | Signing Server | 60 | |
| Joseabd507 | You either know, XOR you don't | 30 | |
| Joseabd507 | Favourite byte | 20 | |
| Gabriel_Cortez18 | Favourite byte | 20 | |
| Joseabd507 | XOR Properties | 15 | |
| Gabriel_Cortez18 | XOR Properties | 15 | |
| Gabriel_Cortez18 | XOR Starter | 10 | |
| Gabriel_Cortez18 | Bytes and Big Integers | 10 |
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